Saturday, February 29, 2020

A Copy of the US Army Biowarfare Manual. 2006 Ch. 2-6 courtesy Clif High


DECONTAMINATION MULTISERVICE TACTICS, TECHNIQUES, AND PROCEDURES FOR CHEMICAL, BIOLOGICAL, RADIOLOGICAL, AND NUCLEAR DECONTAMINATION 2006


CHAPTER II DECONTAMINATION OPERATIONS: PLAN, PREPARE, AND EXECUTE

CHAPTER III IMMEDIATE DECONTAMINATION CHAPTER IV OPERATIONAL DECONTAMINATION CHAPTER V THOROUGH DECONTAMINATION Background......................................................................................
II-1 Decontamination Planning............................................................
II-1Wartime Planning Considerations.................................................
II-3Homeland Security Planning Considerations ..............................
II-6Preattack Decontamination Operations .......................................
II-7Execution................................................................................................
II-10Postdecontamination Operations......................................................
II-11Background....................................................................................

III-1 Skin Decontamination ..................................................................
III-1 Personal Wipe Down......................................................................
III-1 Operator Wipe Down .....................................................................
III-2 Spot Decontamination ...................................................................
III-3 Background....................................................................................

IV-1 Planning .........................................................................................
IV-1 Phases.............................................................................................
IV-2 Background......................................................................................

V-1 Planning ..........................................................................................
V-2 Preparation......................................................................................
V-3 Execution.........................................................................................
V-3 Predecontamination Staging Area ............................................. ...
V-6 Vehicle Crews..................................................................................
V-6 Detailed Equipment Decontamination and Detailed TroopDecontamination Areas
V-7 Thorough Decontamination Under Unusual Conditions ...........
V-30 Colocation of Patient Decontamination With Troop Decontamination.........................

Chapter I Decontamination: Concepts, Principles, and Levels Chapter I addresses the threats, purposes, and principles behind CBRNdecontamination.
Chapter II Decontamination Operations: Plan, Prepare, and Execute Chapter II addresses the planning of decontamination operations for wartime and for civil support (CS). It also addresses the reconnaissance and preparation of decontamination sites.
Chapter III Immediate Decontamination Chapter III addresses the steps used for immediate decontamination. This chapter alsodiscusses the techniques and procedures for using the most common decontamination kits and equipment available in the US inventory.
 Chapter IV Operational Decontamination Chapter IV addresses the planning, preparing, executing, and implementing techniques for operational decontamination. It covers vehicle wash down and mission-oriented protective posture (MOPP) gear exchange.
Chapter V Thorough Decontamination Chapter V addresses planning, preparing, and executing the techniques for thorough decontamination. It covers predecontamination requirements, decontamination techniques, detailed troop decontamination (DTD), detailed equipment decontamination (DED), postdecontamination operations, site closure, and resupply.


Chapter II
 DECONTAMINATION OPERATIONS: PLAN, PREPARE, AND EXECUTE

1. Background Decontamination planning provides recommendations for commanders’ guidance. This helps ensure that forces and facilities are prepared to operate in CBRN environments; supports the commander’s decision-making requirements; and identifies, assesses, and estimates the enemy’s CBRN capabilities, intentions, and most likely courses of action (COAs).

 2. Decontamination Planning The decontamination planner must consider the hazards that may result from CBRN or TIM contamination. Decontamination assessments include mission analysis, COA development, and the analysis and comparison of enemy and friendly COAs. Decontamination planning is dynamic and continuous from preattack to postattack, through recovery operations. NOTE: TIC and other hazardous materials [HAZMAT] are considered TIM throughout this manual. The unit CBRN defense personnel and staff work together to ensure that decontamination planning is fully integrated into deliberate and crisis action planning. They accomplish this through wargaming friendly versus enemy COAs and by mutually developing products designed to assist the service components, multinational partners, and joint force commanders (JFCs) decision-making processes.
a. Commanders, with input from their staffs, assess their vulnerability to CBRNattacks. Commanders determine the required protection for their units by assessing the capabilities of the enemy. They estimate the likely impact of CBRN attacks and, based on the concept of operations (CONOPS), determine the methods to reduce the impact and allow for mission accomplishment. This includes MOPP acclimatization training anddecontamination planning to mitigate the affects of a CBRN attack. See Multiservice Tactics, Techniques, and Procedures for Nuclear, Biological, and Chemical Vulnerability Assessment for further information on CBRN vulnerability assessment (VA).
b. The CBRN planner writes a decontamination plan as part of a CBRN defense annex of the operation order (OPORD).
 (1) In preparing the decontamination portion of the CBRN defense annex, the planner assesses the likelihood that decontamination operations will be required, the probable extent of those operations, and the best procedures for execution.
(2) In preparing the decontamination portion of the CBRN defense annex, the planner should consider the following questions: Does the enemy possess CBRN weapons and has he demonstrated the intent to use them? Does the unit’s mission bring it into likely contact with TIM hazards? 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-1
What is the unit’s decontamination capability (see Appendixes G and H for a summary of decontamination capabilities for the services)? Does weather and terrain favor enemy use of CBRN weapons? (For terrain decontamination, see Appendix I.) What are the unit’s logistics requirements? What is the unit’s level of decontamination training? Is contamination avoidance possible? What decontamination assets are available? What likely decontamination sites are available (through map reconnaissance)?

(3) During the plan preparation, all factors of the METT-TC considerations are measured. The METT-TC considerations will impact the representative planning areas (e.g., decontamination sites, priorities of effort, decontamination decisions, and decontamination triage).

(a) The preselection of decontamination sites is essentially a map reconnaissance that is based on the supported commander’s plan. (Detailed information ona potential site may be determined from intelligence assets.) Preselected sites should be within an avenue of approach, but just off main routes for easy access. Close proximity torivers, streams, or other water sources is also important. In conducting a mapreconnaissance, consider the following: Probable level of decontamination that will be conducted. Terrain (soil composition). Mission. Cover and concealment. Water sources. Drainage. Presence or absence of contamination. Road network that facilitates the movement in and out of the site for both the contaminated unit and the resupply squad. Adequate area for the dispersal of equipment before, during, and after decontamination. Location of downwind friendly personnel.

 (b) The commander will establish priorities of effort that determine which contaminated units are decontaminated first. Since decontamination assets are limited, the commander must establish a priority of decontamination support. The priority of effortlists the units in the order they will receive decontamination support. This can changefrom phase to phase during an operation. The CBRN staff develops the priority of effort based on an understanding of the commander’s intent. II-2 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

(c) The commander decides when and where operational and thorough decontamination will occur according to METT-TC. Note that the different levels of immediate decontamination always occur as battle drills at the prescribed times following a CBRN attack.

 (d) Planning to decontaminate what is necessary ensures that units or activities understand the decontamination triage (identifying clean and dirty elements). Even though a unit has been identified for decontamination, it does not follow that each individual, vehicle, or item belonging to that unit is contaminated. Decontamination triageis the process of identifying those individuals, vehicles, aircraft, ships, ships spaces, or items of equipment that require decontamination. Only the identified elements are to be processed through the decontamination site. The commander may then employ his uncontaminated elements to support the decontamination operation. c. Plans for decontamination operations will be included in the CBRN defense annex to the operation plan (OPLAN) or OPORD. In preparing the decontamination portion of the CBRN defense annexes, the planner must assess the disposition of forces and assets available for CBRN reconnaissance and decontamination. It must identify locations for preselected decontamination sites and linkup points and the missions for the CBRN decontamination assets. It must also identify plans for divert airfields and/or naval vessels for recovery operations and identify contingency plans for stations, ports, airfields, forward arming and refueling points (FARPs), and facilities to receive contaminated aircraft and ships with personnel and cargo aboard.

3. Wartime Planning

Considerations Multiple factors must be considered when planning CBRN decontamination during wartime. a. Joint or Combined Operations. These factors include the following: Intelligence collection, analysis, and production. Situational awareness (SA). Common planning, training, and equipment standards. Health service support (HSS). Protection of the joint rear area (JRA) and theater sustainment capabilities. Priorities. Minimum essential requirements for the decontamination. Human factor effects of the MOPP. Logistics burden of CBRN decontamination. Effect of the CBRN attack on the C2 systems. Capabilities and limitations of US, multinational, and host nation (HN) decontamination assets. Consequence management (CM) support outside the continental United States(OCONUS), its territories, and possessions. Mortuary affairs. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-3

(1) SA. Adequate SA is a central concern for decontamination planning. An integrated warning and reporting system provides a significant measure of protection by allowing friendly forces to minimize exposure to the hazard. Accurate and timely understanding of the hazard and its effect minimizes the possibility of having excessive or inadequate force protection (FP). Warning system provisions also address the need to warn personnel, based on an alarm, thus causing units to increase their protective posture, and can act as a warning order (WARNORD) for dedicated decontamination assets.

(2) Common Planning, Training, and Equipment Standards. Common standards for CBRN decontamination (especially training, exercises, and equipment maintenance) enhance joint force capabilities.

(3) HSS. Key elements of HSS include casualty estimation, chemoprophylaxis and immunizations, MEDSURV, PVNTMED, diagnostics, mass casualty management, evacuation, and patient decontamination requirements. HSS planning addressesdecontamination considerations. Unit plans should recognize that CBRN attacks have the potential to create mass casualties. The treatment and evacuation of CBRN patients will be difficult and hazardous to the patients, medical personnel, and medical treatment facilities (MTFs). HSS CBRN defense planning includes appropriate liaison with affected and supportive civilian HSS MTFs and an assessment of the capabilities and limitations of those MTFs.

 (4) Protection of the JRA and Theater Sustainment Capabilities. The JRA and theater sustainment capabilities must be protected. A successful adversary CBRN attackon a critical logistics facility or a major TIM attack near it may degrade OPTEMPO and force generation capabilities. Mitigation and decontamination measures focus on maintaining support to combat operations and rapidly restoring the degraded capabilities. Alternate sites are designated and exercised in advance to ensure uninterrupted JRA operations and theater sustainment capabilities.

(5) Priorities. In wartime, manpower and time are critical resources that cannot be wasted on nonessential tasks. Therefore, the decontamination of areas, facilities, and equipment will be prioritized and limited by necessity, to allow resumption of operations by protected personnel. Priorities will be directly impacted by the mission with the realization that protected personnel can work with contaminated equipment. Therefore, decontamination must be aimed at restoring mission capability rather than totally minimizing hazards. If decontamination is not possible or needed, non-mission-essential areas may be marked and restricted from use. The first priority willbe given to personal decontamination to prevent casualties and reduce manpower losses. The second priority will be the decontamination of equipment and material or facilities necessary to meet mission requirements as established by the commander. Duringwartime, decontamination operations will be expedited as the situation requires. Primaryconsiderations will be for effective accomplishment of the mission.

(6) Minimum Essential Requirements. The minimal conditions that should be met in planning decontamination operations are as follows: Identification of contamination. Designation and marking of contaminated area. Identification of facilities, equipment, and material that have been contaminated. II-4 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Availability of personnel to fully operate each decontamination station. Number and deployment or utilization of decontamination personnel. Selection of appropriate decontaminant and decontamination equipment. Selection of an effective method of decontamination. Selection of a site for decontamination of equipment, supplies, and personnel.

(7) Human Factor Effects of MOPP.

(a) Physiological and psychological stress will occur during decontamination operations. Body temperature must be maintained within a narrow limit for optimum physical and mental performance. MOPP gear restricts the heat loss mechanisms because of its high insulation and low permeability to water vapor. In addition, physical work requires more effort when personnel wear protective clothing because of its added weight and restricted movement. Work intensity, which is managed byleaders, is also a major contributing factor to heat stress.

 (b) Military personnel wearing MOPP while conducting decontamination may experience heat stress. To prevent heat stress from resulting in injuries, they follow a prescribed cycle of work and rest periods. See Table II-1 for work/rest cycles and water replacement guidelines. The work/rest cycles are based on the environment (temperature, humidity, and solar load), the workload of the individual, and the clothing ensemble being worn. These work/rest cycles are usually described in terms of minutes of work allowed per hour. The remainder of the hour (after completing the work allowed) is used for rest, allowing heat to dissipate and allowing the individual to cool down. The local application of work/rest cycles is directly influenced by

METT-TC. Table II-1. Work/Rest Cycles and Water Replacement Guidelines Heat Category WBGT Index (°F) 1, 2 Light (Easy) Work Moderate Work Hard (Heavy) Work Work/Rest (minutes) 4, 5 Water Intake (qt/hr) 3 Work/Rest (minutes)4, 5 Water Intake (qt/hr)3 Work/Rest (minutes) Water Intake (qt/hr) 1 78–81.9 No limit ½ No limit ¾ 40/20 ¾ 2 (Green) 82–84.9 No limit ½ 50/10 ¾ 30/30 1 3 (Yellow) 85–87.9 No limit ¾ 40/20 ¾ 30/30 1 4 (Red) 88–89.9 No limit ¾ 30/30 ¾ 20/40 1 5 (Black) More than 90 50/10 1 20/40 1 10/50 1 1Wearing all MOPP overgarments (MOPP4) adds 10°F to the WBGT index.2If wearing body armor, add 5°F to WBGT in humid climates. 3Hourly fluid intake should not exceed 1¼ quarts, and daily fluid intake should not exceed 12 liters. 4Rest means minimal physical activity (sitting or standing), accomplished in the shade if possible. The information pertains to acclimated service personnel. 5The work/rest time and fluid replacement volumes will sustain performance and hydration for at least 4 hours of work in the specified heat category. Individual water needs will vary ±¼ qt/hr.

 (c) The incidence of heat casualties can be reduced if personnel are allowed to lower their work intensity and take frequent rest breaks. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-5

(8) Logistics Burden of CBRN Attacks. See Multiservice Tactics, Techniques and Procedures for Nuclear, Biological, and Chemical Protection.

 (9) Effects of CBRN Attacks on C2 Systems. CBRN attacks can degrade C2 systems. Effective decontamination operations rely on a C2 system that keeps the commander informed and communicates the commander’s intent. For example, beingnotified of the commander’s priorities for decontamination is critical for ensuring that support is synchronized.

 (10) Capabilities and Limitations of US, Multinational, and HN Decontamination Assets. In preparation for multinational operations, unit planners assess coalition member CBRN capabilities for decontamination and interoperability with US forces. The planning process should consider the implications and feasibility of diverting US assets and capabilities to support HN and other multinational members in accomplishing the required decontamination objectives.

(11) OCONUS CM Support. OCONUS CM support will generally be characterized by crisis action planning. A CBRN or TIM incident may result in US forces providing OCONUS decontamination support. The support would probably be for a short duration and would require extensive coordination and liaison with the HN. b. International Coalition Operations. Decontamination may be conducted withinthe context of multinational arrangements. Planning is accomplished through both US and multinational channels. Coordinated CBRN defense planning is essential to the unity effort (e.g., operations; logistics (including infrastructure); intelligence; deception; decontamination; warning, detection, and monitoring; CM; and CBRN interoperability). Supporting plans that address coordination and liaison, host nation support (HNS), and the provision of mutual support are examples of the essential tasks that must be accomplished.

4. Homeland Security Planning Considerations Decontamination support for HLS and CS present unique planning considerations. CBRN decontamination planning ranges from planning to provide technical assistance and recommendations to planning for resources for mass decontamination. The following are examples of planning considerations that apply for HLS and CS: CBRN specialists and planners understand and can operate within the civilian based incident command system (ICS). CBRN specialists and planners understand the terms of reference used tosupport first-responder decontamination operations. CBRN specialists conduct planning with civilian counterparts at the federal, state, or local level, as applicable. CBRN specialists and planners train and exercise for support of HLS or CS operations. CBRN specialists, as required, maintain the required certification to operate in a CS mission with civilian first responders. Military issue of the IPE (MOPP ensembles) do not meet Occupational Safety and Health Administration (OSHA) Level C requirements. II-6 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

5. Preattack Decontamination Operations Preattack decontamination actions are taken to increase readiness. a. Preattack Considerations. Preattack considerations extend from the present until the first enemy weapon effects occur within the theater of operations.

 (1) Commanders will conduct VA and estimate the need for decontamination based on the threat, the resources available for decontamination, and the potential results of this operation. Preattack actions also consider the following: Assessing the CBRN threat. Identifying and preparing collective protective shelters (CPSs) and MTFs. Ensuring the proficiency in CBRN decontamination procedures and methods. Preparing to conduct decontamination operations (based on the nature and extent of contamination and resources available for decontamination). Preparing to conduct response procedures (before and after a CBRN attack). Guidance must be based on the concept that there may be no warning before an attack and that all attacks in a high-threat area may contain CBRN agents. Providing instructions for a warning unit or the base populace. Notifying key personnel of an attack, of procedures for the activation of preselected CPSs, and of the need to don the protective clothing. Decontaminating mission-essential facilities (see Appendix I for information on terrain decontamination). Identifying recovery actions that must begin as soon as possible after the attack.

 (2) Subordinate units and activities must support and comply with the commander’s intent. They develop contingency plans for CBRN defense actions that support missions conducted within the theater assigned. Plans must address CBRN detection, warning, reporting, and decontaminating procedures and a rapid transition into a CBRN defensive posture.

(3) Specialized CBRN teams will be formed from existing personnel resources to detect, identify, and decontaminate CBRN contamination and to operate protective shelters. (4) Each soldier must be trained to perform decontamination of his own body, clothing, personal equipment, individual weapons, and casualties. b. Reconnaissance/Site Survey of Decontamination Sites. Decontamination site selection is necessary during preattack operational and thorough decontamination planning. The following criteria should be considered for decontamination site selection: Wind direction (to include downwind direction from friendly personnel). Water supply. Overhead concealment. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-7
Maximum use of existing facilities. Drainage. Trafficability. The path or road must be able to withstand large amounts of water being placed on it. Accessibility. The site should be accessible to the largest vehicle in the contaminated unit. Size. The area must be large enough to handle all stations of the level of decontamination being conducted, especially Station 3 of thorough decontamination. c. Site and Linkup Point Selection.

(1) The controlling headquarters (HQ) selects the potential decontamination sites as part of mission planning. More than likely, this HQ will only be capable of a map reconnaissance. For decontamination sites on the friendly side of the forward line of own troops (FLOT), every effort must be made to conduct a ground reconnaissance of the site. For thorough decontamination and supported operational decontamination, it is imperative that these sites be further reconnaissanced by the supporting decontamination unit. For example, when an operational decontamination is executed by an Army battalion, the battalion CBRN noncommissioned officer (NCO) should make every attempt to reconnoiter these sites.

(2) As decontamination sites are selected (during the map reconnaissance), one or more linkup points are chosen to support each site. Linkup at the designated point includes establishing security, positioning the necessary marshalling areas, camouflaging the entry and exit points, designating the direction of flow into and out of the site, and ensuring that the unit’s supply or prestaged embarked assets have sufficient replacement MOPP gear. d. Coordination.

(1) The individual in charge of decontamination must make careful coordination with those elements involved to ensure the successful completion of the operation. The unit to be decontaminated must be aware of linkup points, times, and its own responsibilities for the procedure.

 (2) Much of the coordination will be arranged through the decontamination element or the unit’s higher echelon, particularly when involving the following: Power-driven decontamination equipment (PDDE) support. Engineer support for site preparation and closure. Supply and transportation for linkup with bulk water trucks. Air defense and security forces for security when those elements are required. HSS. Augmentee support. Support of medical patient decontamination operations (if the MTF is colocated adjacent to troop decontamination). II-8 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
e. Communications. Primary communications between the decontamination element and the supported unit will be via radio. Therefore, signal operating instructions (SOI) should be included in the supported unit’s initial request for decontamination support. f. Maintaining SA.
(1) Warnings. Warnings of CBRN contamination are conveyed by alarms and signals. Units use easily recognizable and reliable alarm methods to respond quickly and reliably to CBRN hazards. Standard alarms, the Nuclear, Biological, and Chemical Warning and Reporting System (NBCWRS), and contamination markers help give orderly warning that may also require a change of MOPP level. Alarms and signals may include the following: Audible alarms. Automatic alarms. Visual signals.

(2) Markings. Contamination is marked to warn friendly personnel. Units or CBRN reconnaissance teams mark the likely entry points into the area and report contamination to higher HQ. The only exception is when marking would help the enemy. In this event, the hazard is reported to higher HQ as an unmarked contaminated area. When a unit enters a previously marked contaminated area, personnel check the extent of contamination and adjust plans as necessary. As the hazard area changes, the unit relocates the signs. When the hazard passes, the unit removes the signs. The unit reportsall changes to higher HQ. The decontamination site noncommissioned officer in charge (NCOIC) ensures that his team properly marks the decontamination site with the standard markings and sends the NBC5 (areas of actual contamination) report forward.

(3) Control Measures. (a) Ensure that drivers of contaminated vehicles know when to move into position at the wash-down location. (b) Ensure that the contaminated unit has provided site security. (c) See Appendix J for thorough decontamination station signs used as control measures.

(4) Wide-area data flow (Web site) provides up-to-date status, information, and conditions across a broad spectrum. g. Maintenance of Decontamination Equipment. A thorough operator levelmaintenance should be done on all decontamination equipment. If no mission-capable equipment is found, all the shortcomings should be forwarded to higher echelons so that the force commander is aware of the full decontamination capability. h. Pre-positioning of Logistics. Units will need to pre-position the replacement IPE for issue at the end of the DED as part of the thorough decontamination. If replacement IPE is needed during operational decontamination, the unit should pre-position the IPE for use during MOPP gear exchange. As the CBRN threat rises, IPE and chemical decontamination equipment should be pre-positioned forward to ensure timely delivery to units for operational and thorough decontamination. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-9

i. Other Preattack Actions. Other key preattack actions are included in Table II-2. Table II-2. Preattack Decontamination Actions •Know the current and future missions. •Outline the capabilities of the unit or activity. •Know the external support available from CBRN units. •Know the decontamination support available to detached/remote elements. •Designate the decontamination sites. •Employ avoidance (whenever possible) within the context of the mission. •Designate the TFAs. •Establish and exercise the CBRN warning and reporting system.

6. Execution Actions necessary to successfully execute decontamination operations include establishing a C2 site, establishing clean areas or zones, ensuring security, providing proper and detailed reporting, ensuring the availability of resources, and controlling and documenting personnel exposure. a. Decontamination Site C2. In a thorough decontamination, the supported unit is responsible for overall control. The level that an operational decontamination operation is being conducted determines C2 for the decontamination site. There are different levels (ortechniques) of control when conducting operational decontamination.

 (1) Decentralized Operational Decontamination. The unit commander requests decontamination equipment support, selects the decontamination site, links up with the decontamination element, and conducts the decontamination.

(2) Centralized Operational Decontamination. The CBRN staff controls the decontamination. The commander selects the site, and the battalion CBRN staff directs site setup and security and provides C2. The CBRN staff officer or NCO travels with the decontamination element and communicates via radio. b. Establishment of Clean Areas and Zones. A predecontamination staging area is established downwind of the decontamination site. In the predecontamination staging area, the supported commander segregates vehicles by checking for contamination. Clean areas must be provided to avoid recontaminating personnel and equipment as they finish the decontamination process. The decontamination element should be set upwind of the decontamination site entrance. The MOPP gear exchange should be in place upwind and at a 45° angle of vehicle wash down. After processing, the vehicles should marshal in a postdecontamination assembly area (AA) upwind of the DTD and DED areas. c. Security. Security ensures that the decontamination operation is conducted without interference. The supported unit is responsible for site security. Cover and concealment must be considered in decontamination site selection. Traffic control is another component of security. Linkup points and the entrances to AAs should be controlled to ensure that uncontaminated personnel or vehicles do not enter. d. Reporting. Proper and detailed reporting is critical to the success of the decontamination operation and to the restoration operations that will occur at the end of the conflict. At the end of the decontamination operation, several things must be reported. II-10 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

The CBRN unit will be responsible for submitting a complete NBC5 report after the site is closed. The supported unit will report the following to its higher HQ: Quantity and types of vehicles decontaminated. Number of personnel decontaminated through the DTD. Number of causalities. Time decontamination site was opened and closed. e. Consumption Rates. Decontamination operations expend resources. The chemical unit must plan to have enough of the proper supplies on hand to perform its mission. For information on consumption rates, see Chapter XII. f. Resupply. After a decontamination operation, the CBRN unit must restore itself to mission-capable status. While the supported unit has the requirement to keep on-hand supplies to conduct a DTD, the supporting CBRN unit may supply the majority of the equipment and supplies expended. Likewise, while the supported unit is required to provide the chemical unit with replacement supplies and material at the end of a DED, the CBRN unit should make its material requirements known to the maneuver forces logistics staff. The logistics staff may then arrange for decontamination supplies to be issued, often in “push” packages. g. Personnel Exposure Control and Documentation. During decontamination operations, steps should be taken to limit the exposure of personnel to the contamination. Such measures include the decontamination crews wearing toxicological aprons or wet-weather gear over MOPP gear and locating post decontamination AAs upwind. The accurate documentation of individual exposure to contaminants will be essential for proper medical treatment should those personnel become injured.

7. Postdecontamination Operations Postdecontamination operations provide for the restoration of combat power to the commander. a. Immediately following an attack, recovery operations will be initiated.Operations related to mission-essential operations may continue in a contaminated environment. Those personnel not immediately required to ensure the continuation of mission-essential activities will likely remain in their shelters until the hazard dissipates or decontamination efforts allow resumption of their normal duties. b. Postattack operations involve assessing the degree of mission degradation after the attack and reporting postattack readiness. c. Commanders will ensure that postattack operations emphasize those actions necessary to restore mission and support functions. Representative postattack actions include the following: Assessing damage and casualties. Restoring communications for C2. Detecting, identifying, marking, isolating, decontaminating, and reporting contaminated areas and equipment. Performing casualty decontamination. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 II-11

d. After completion of operational or thorough decontamination, units close out the sites used for MOPP gear exchange, vehicle wash down, DED, and DTD. In a thoroughdecontamination, the DED is closed first. The CBRN unit then processes through the DTD and the DTD is closed. Then the CBRN unit marks the area as a contaminated area and reports its exact location to the supported unit using an NBC4 report. See Chapters IV andV for procedures to close a site.


---Chapter III IMMEDIATE DECONTAMINATION---

1. Background Once aware of chemical-biological (CB) contamination on the bare skin, initiate immediate decontamination techniques, without command, by using the personal skin decontamination kit (SDK). Decontaminate the hood, mask, gloves, and weapon using the individual equipment decontamination kit (IEDK). To remove radiological contamination from equipment and personnel, brush it off and wash the area with soap and water. NOTE: Throughout this manual, SDK refers to the M291 kit and IEDK refers to the M295 kit.

2. Skin Decontamination Start the skin decontamination techniques within 1 minute of becoming contaminated. Some toxic chemical agents, especially nerve agents, kill within minutes. a. Chemical.

 (1) Use the SDK within 1 minute of contamination of the exposed skin. Instructions for its use are listed on the individual packet within the kit. Flushing the eyes with water is also a critical immediate decontamination action and should occur as soon as possible following contamination.

(2) If an SDK is not available, chemical contamination may be blotted from the skin with a cloth and flushed with water from a canteen. Soap (if available) can be used to wash the agent from the skin. Washing with soap and water (preferably warm water) is the best method for toxic-agent removal if SDKs are not available, but this method is not as effective as using the decontamination kits.

 b. Biological. Immediately decontaminate using soap and water when there is a suspected exposure to a BW agent. Careful washing removes nearly all the agent from the skin’s surface. Hypochlorite solution or other disinfectants are reserved for gross contamination (e.g., following the spill of a solid or liquid agent from a munition directly onto the skin). Grossly contaminated skin surfaces should be washed with a 0.5 percent chlorine solution, if available, with a contact time of 10 to 15 minutes. See Appendix C for details on how to make this solution.

 c. Radiological. To remove radiological dust particles, brush, wash, or wipe them off. If MOPP gear is wet, conduct a MOPP gear exchange as soon as possible because brushing or shaking will not remove the contamination. Wash the exposed areas of theskin with soap and water, and pay particular attention to the hair and fingernails.

3. Personal Wipe Down The personal wipe down technique is most effective when done within 15 minutes of being contaminated. Using the IEDK, wipe down the mask, hood, gloves, and other essential gear. Use the M295 IEDK, an M291 SDK pad, a stick, or any stiff device to remove the gross contamination from the protective overgarment. Scrape any clumps off 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 III-1
the material. Brush off radiological contamination or frozen chemical-agent contamination. See Multiservice Tactics, Techniques, and Procedures for Nuclear, Biological, and Chemical (NBC) Protection for detailed information on overgarment protective qualities. a. Chemical. Decontaminate individual equipment using the IEDKs. The ICAMs, chemical-agent monitors (CAMs), and M8/M9 detector paper are used to detect contamination and monitor the level of contamination on the equipment. b. Biological. Wash with soap and water. If water is not available, use IEDKs in the same manner as described for chemical-agent decontamination. c. Radiological. Locate radiological contamination with monitoring equipment and remove by brushing or shaking it off. Avoid breathing the dust particles by wearing the protective mask or a piece of cloth over the nose and mouth. Wipe off the equipment with soapy water (preferably warm) using rags or damp paper towels.

4. Operator Wipe Down Decontaminate other mission-essential surfaces of the equipment before continuing the mission. Operators wipe down is most effective when done within 15 minutes of contamination. a. Chemical.

(1) Decontaminate the surfaces that must be touched on the exterior of the vehicle or the equipment with the M100 SDS. If the M100 SDS is unavailable, scrub the surfaces with super tropical bleach (STB) to decontaminate the equipment. NOTE: The M100 has not been authorized for use on USN or USMC aircraft. Use hot, soapy water to perform operator’s wipe down on all aircraft. Also, STB should not be used to decontaminate aircraft surfaces.

(2) Scrub STB dry mix or slurry onto the exterior surface with brushes (if available). Wait 30 minutes, and then wash it off. If necessary, use the nonstandard decontaminants that are discussed in Appendix C. The ICAM, CAM, and M8/M9 detector paper are used to determine what surfaces require decontamination. b. Biological. For decontamination of equipment, a 0.5 percent chlorine solution should be used, if available. A contact time of 30 minutes prior to normal cleaning is required. Bleach is corrosive to most metals and fabrics so rinse thoroughly and oil the metal surfaces after completion. Other nonstandard biological decontaminants are described in Appendix C. NOTE: Bleach has not been authorized for use on USN or USMC aircraft. Use hot soapy water to perform operators wipe down on all aircraft. c. Radiological. If surfaces are contaminated by fallout, rain out, neutron-induced contaminations, or any type of radiological agent, use the monitoring equipment to help locate it and then decontaminate the surfaces as required. Decontaminate if detection equipment is not available and contamination is suspected. Radiological contamination canusually be removed by brushing or scraping. Water is effective for flushing away radiological contamination; however, use drainage ditches that flow into a sump to control the runoff. Remember, the contamination has not been destroyed, it has just been moved. The runoff will still be hazardous. If time permits, brush or scoop away the top inch of soil from the fighting position to lower the effects of radiological contamination. III-2 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

5. Spot Decontamination

 a. Purpose.





Aircrews and aircraft ground support crews can use spot decontamination as an immediate measure to remove contamination from critical locations. Spot decontamination is performed to limit the spread of contamination on aircraft that requires servicing between sorties, to support ingress and egress of aircraft by crews and passengers, and when performing pre- and postflight inspections. Spot decontaminationreduces the contamination on the areas that must be touched during servicing.

 b. Procedures.

 (1) Ensure that sufficient quantities of soapy water or applicable aircraft cleaner and fresh water are available.
 (2) Scrub service areas with soapy water using brushes, rags, or sponges until deposited material, dirt, and grime are removed.
(3) Rinse areas with fresh water from a bucket or hose.
 (4) Ensure that service providers decontaminate gloves (SDK, soapy water, or high-test hypochlorite [HTH] solution).
(5) Perform service on the aircraft.
(6) Decontaminate runoff by applying a standard or nonstandard decontaminant to the deck/ground/airfield. Runoff can be hosed overboard or into collection sumps. If runoff is hosed without prior decontamination, it should be treated as contaminated

Chapter IV OPERATIONAL DECONTAMINATION

1. Background

Operational decontamination limits the spread and transfer of contamination, allows temporary relief from MOPP4, and facilitates additional decontamination requirements. By speeding up the weathering process, the need for a thorough decontamination may be eliminated. This chapter focuses on land forces operational decontamination TTP. This process will likely require about a 120-square-yard area (depending on the number of contaminated vehicles) and may not require a nearby water source. An operationaldecontamination consists of a vehicle wash down and a MOPP gear exchange. The techniques that may be used to conduct an operational decontamination include the following: Decentralized control for a company-size unit. Centralized control for a battalion-size unit. Centralized control for a brigade-size unit. NOTES:
1. See Naval Ships Technical Manual (NSTM) 470 and NSTM 070 for operational decontamination procedures and Naval Air (NAVAIR) 00-80T-121 for TTP on USN and USMC aircrews, aircraft, and support equipment.
2. See Recovery Operations in a Chemical, Biological, Radiological, and Nuclear (CBRN) Environment for other information on USN and USMC operational decontamination procedures. 3. See Chapters VIII and IX for additional information on aviation and shipboard decontamination, respectively.
4. Aircrew CBRN IPE/advanced logistics support site (ALSS) configurations for the operational decontamination technique do not allow MOPP gear exchange. See NAVAIR 00-80T-121 for procedures to doff contaminated aircrew CBRN IPE and ALSS.
 5. See Air Force Manual (AFMAN) 32-4005, AFMAN 32-4017, AFMAN 10-2602, and USAF Technical Order (TO) 11C15-1-3 for TTP on USAF main operating base (MOB), colocated operating base (COB), and bare operating base operational decontamination. 6. See Chapter VII for further information on fixed-site, port, and airfield decontamination.

2. Planning

Operational decontamination requires a well-thought-out plan to be successful. The advantages and disadvantages of operational decontamination techniques are listed in Table IV-1, page IV-2. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-1

Table IV-1. Advantages and Disadvantages of Operational Decontamination Techniques Decentralized Control (Company-Size) Centralized Control (Battalion-Size) Centralized Control (Brigade-Size) Advantages Flexibility Dispersion C2 Flexibility Dispersion Planning Sustained operations C2 Synchronized support assets Rehearsal Time required Planning Sustained operations Disadvantages C2 Synchronized support assets Rehearsal Time required Planning Sustained operations Synchronized support assets Rehearsal Time required Flexibility Dispersion

a. Decentralized control of a company-size element undergoing decontamination is provided by the contaminated unit’s commander. The advantages of this method are that it is flexible and it conforms to the METT-TC conditions. It also disperses the units over a large area, making them less vulnerable to attack by the enemy. The disadvantages arethat C2 is more difficult, it is difficult to synchronize the support assets to one location, it may require rehearsal time, it takes more time overall, planning assets are not available at that level, and the company cannot sustain operations without additional support from higher HQ.

b. Centralized control of a battalion-size unit is similar to the above except that the unit CBRN NCO controls the decontamination. The unit commander and the CBRN NCO direct the site setup and provide security and C2 for the selected site. The CBRN NCO travels with the decontamination element and communicates via the radio.

 c. Centralized control for a brigade-size unit is done when decontamination assets within the brigade have been consolidated. In this technique, the brigade CBRN NCO performs those functions described for the battalion CBRN NCO.

3. Phases The three phases for an operational decontamination are preparation, execution, and site clearance (see Table IV-2). Table IV-2. Operational Decontamination Phases Area Actions Preparation Decontamination assessment Identify the personnel and equipment to be decontaminated. Coordination Request decontamination support. The CBRNE section conducts coordination with the contaminated unit on the linkup point. Decontamination operations should be done between 1 and 6 hours after becoming contaminated. IV-2 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-2. Operational Decontamination Phases (Continued) Area Actions Preparation Site selection (selected by the controlling HQ) Ensure that the site is off the main route but has easy access. Ensure that the site has a large enough area (120 square yards per site for a squad-size element). Ensure that the site has good overhead concealment. Ensure that the site has food and water sources (plan for 100 gallons of water per vehicle). Ensure that the site has good drainage. Linkup Ensure that the NCOIC knows where to link up with the contaminated unit and knows the location for site setup. Radio communication is essential for the operations. Site setup Ensure that the decontamination element is positioned properly and ready to dispense hot, soapy water. Ensure that the contaminated unit sets up and operates the MOPP gear exchange at the same time as the vehicle wash down. Consider contamination runoff when positioning the decontamination element. Execution Site control Ensure that the drivers of the contaminated vehicles know when to move into position at the wash-down location. Ensure that the contaminated unit has provided site security. Vehicle spray down Ensure that the decontamination site NCOIC is processing vehicles at a rate of 2 to 3 minutes per vehicle. MOPP gear exchange (buddy team) Ensure that personnel are going through the MOPP gear exchange at the rate of 60 minutes per squad/crew. Site Clearance Cleanup Ensure that the MOPP gear exchange area is cleaned up (NCOIC). Marking Ensure that the team properly marks the decontamination site (NCOIC). Reporting Send the NBC5 report forward (NCOIC).

a. Preparation.
(1) The preparation phase starts with the decision to conduct an operational decontamination and ends with a site that is set up and ready for operation. The ICAM/CAM is used to identify which vehicles need decontaminating, and decontamination support is requested.

 (2) Coordination with higher HQ includes identifying the linkup point and the unit that will provide the decontamination support. SOI are exchanged, and the technique(decentralized company-size control, centralized battalion size control, or centralized brigade-size control) is selected. The number and type of vehicles and the number of personnel for a MOPP gear exchange are provided.

(3) Site selection is done by the controlling HQ. The site may have been designated in the OPORD or selected based on the current METT-TC.

(4) Linkup at the designated point includes establishing security, positioning necessary marshalling areas, camouflaging removal points, designating the direction of flow into and out of the site, and ensuring that unit supply has sufficient replacement MOPP gear. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-3

(5) Site setup requires the decontamination crew to position itself upwind from the entrance, set up the MOPP gear exchange about 164 feet upwind from the vehicle wash down at a 45° angle, and notify the contaminated unit when the site is ready.

b. Execution.

 (1) The execution phase starts with establishing positive control over the site and ends with processing the last contaminated vehicle and person through the site. Vehicles move from the predecontamination area to the site upon order or by watching the vehicle ahead. The assistant driver leaves the vehicle and proceeds to the MOPP gear exchange point. The contaminated unit provides security. Throughout the execution phase, periodic wind checks should be performed to ensure that the wind has not shifted and placed the soldiers conducting the MOPP gear exchange in a CBRN hazard.

 (2) Each vehicle receives a 2- to 4-minute wash down with hot, soapy water and moves to a point near the MOPP gear exchange area. Vehicles can be washed with cold, soapy water or only cold water when hot, soapy water is not available. Any remaining personnel requiring a MOPP gear exchange will get one then. When the squad or crew ha sfinished, personnel remount the vehicles and move into an after-decontamination AA to await further instructions or move to their next battle position.

(3) Vehicle Wash Down. (a) A vehicle wash down may be conducted with or without standard decontamination equipment in a one- or two-lane configuration. An unsupported washdown requires the contaminated unit to use its assigned decontamination apparatuses or other alternate washing equipment that can produce 60 to 120 pounds per square inch (psi) of water pressure. The capacity to heat water and inject soap increases the effectiveness. A supported wash down requires decontamination equipment assets that are organic to the unit or from a supporting decontamination unit. A two-lane wash down is simply two one-lane wash downs parallel to each other (see Figure IV-1). Figure IV-1. Two-Lane Wash Down IV-4 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
(b) Other configurations are limited only by the constraints of the METT-TC. Figure IV-2 illustrates a dispersed operational decontamination setup. Table IV-3, page IV-6, describes the vehicle wash-down process.

c. Site Clearance.

 The site clearance phase includes cleanup, marking, and reporting. METT-TC will dictate the cleanup requirements. Contaminated waste is collected from the operational decontamination. See Appendix K for information on site clearance procedures.
Table IV-4. Steps for the Buddy Team Method of MOPP Gear Exchange With the JSLIST Chemical-Protective Ensemble Required Steps Contamination Type Required Equipment Required Procedures

1. Decontaminate gear (removes gross contamination from individual gear [weapon, helmet, load-bearing equipment, and mask carrier]). All Four long-handled brushes A large piece of plastic (poncho or similar material) STB (bulk) Shovel The individual mixes three parts earth to two parts STB. CB One 30-gallon container STB dry mix One IEDK The individual removes and discards the chemical-protective helmet cover. He brushes or rubs STB onto his individual gear (helmet and mask carrier) and the hose of the M42 or M43 mask if worn. He gently shakes off any excess STB and sets aside his gear on an uncontaminated surface. Radiological Hot, soapy water The individual brushes or wipes radiological contamination from his individual gear. He washes it with hot, soapy water (if available) and then sets it aside to dry on an uncontaminated surface (plastic, poncho, or similar material).

2. Prepare to decontaminate (facilitates later removal of overgarment trousers and overboots). All Cutting tool Buddy 1 removes the M9 paper from Buddy 2’s overgarment. He unties the bow in Buddy 2’s coat retention cord if tied. He unfastens the webbing-strip snap at the bottom front of Buddy 2’s coat and releases the coat retention-cord loop at the waist. Buddy 1 then loosens the bottom of the coat by pulling the material away from Buddy 2’s body. NOTES: 1. If wearing the M43 protective mask, tie the microphone cord to the hose of the mask. 2. The M40 voice amplifier (M7) and the M42 detachable microphone cannot be decontaminated and will be disposed of as contaminated waste; however, ensure that these items are contaminated before disposing of them. Buddy 1 unfastens and loosely refastens the hook-and-pile fasteners at Buddy 2’s wrists and ankles. He unfastens or cuts the fasteners on Buddy 2’s overboots. NOTE: A person can do this step by himself or with the help of his buddy. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-7

Table IV-4. Steps for the Buddy Team Method of MOPP Gear Exchange With the JSLISTChemical-Protective Ensemble (Continued)

Required Steps Contamination Type Required Equipment Required Procedures

 3. Decontaminate mask and hood (removes gross contamination). CB Two IEDKs per person Buddy 1 instructs Buddy 2 to decontaminate his own gloves using an IEDK. Buddy 1 instructs Buddy 2 to place two fingers (thumb and forefinger) on his own voicemitter to ensure the mask-to-face integrity. Buddy 1 uses and IEDK to wipe Buddy 2’s eye lens outserts from the top, down NOTE: Do not press so hard that you break Buddy 2's face mask seal. If wearing the JSLIST hood, stop here and move on to Step 4. If wearing the one-piece hood or the quick-doff hood, Buddy 1 wipes the rest of Buddy 2’s hood from the top of the head to the bottom of the hood. After he has finished wiping Buddy 2’s mask and hood, he must wipe his own gloves in preparation for rolling Buddy 2’s hood. He starts from the rear and rolls Buddy 2’s hood, using 2-inch tucks, until it reaches the center of his head. He rolls the front of Buddy 2’s hood tightly under the outlet valve and filter. He ensures that the hood is off Buddy 2’s garment. Radiological Three containers (about 3-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Buddy 1 wipes Buddy 2’s mask and hood (if wearing the one-piece or quick-doff hood) with a sponge dipped in hot, soapy water and rinses them with a sponge dipped in clean water. He dries Buddy 2’s mask and hood with paper towels or rags. Buddy 2 wipes his own gloves.

NOTE: Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If the water supply is limited, use drinking water from a canteen and a wet sponge or cloth. If water is not available, brush off the radioactive dust particles.

 4. Remove chemical-protective coat (limits the spread of agents and helps prevent agents from penetrating through to the undergarments or the skin). All Two discard containers (e.g., plastic bags) Buddy 2 locates the suspender snap couplers on the outside of his coat and releases them. If Buddy 2 is wearing the JSLIST hood, then Buddy 1 unties Buddy 2’s draw cord, presses the barrel lock release, and unsnaps the barrel lock. NOTE: If Buddy 1 has difficulty grasping the barrel lock, he should use the draw cord to pull the barrel lock away from the mask. This will allow him to grasp and unfasten the barrel lock without touching the interior of the hood. Buddy 1 unfastens Buddy 2’s front closure flap and pulls the slide fastener down from the chin to the bottom of the coat. Buddy 1 instructs Buddy 2 to turn around. Buddy 1 grasps Buddy 2’s hood, rolls it inside out, and pulls it off Buddy 2’s head. Buddy 1 grasps Buddy 2’s coat at the shoulders, instructs him to make a fist to prevent the chemical-protective gloves from coming off, and pulls the coat down and away from him, ensuring that the black part of the coat is not touched. NOTE: If there is difficulty removing the coat in this manner, Buddy 2 should pull one arm out at a time. Buddy 1 lays the coat on the ground, black side up. NOTE: Buddy 2 will use the coat later as an uncontaminated surface to stand on when putting on his new overgarment. IV-8 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-4. Steps for the Buddy Team Method of MOPP Gear Exchange With the JSLISTChemical-Protective Ensemble (Continued)

Required Steps Contamination Type Required Equipment Required Procedures

 5. Remove chemical-protective trousers. All Two discard containers (from step 4) Buddy 1 unfastens Buddy 2’s hook-and-pile fastener at the waistband, unfastens the two front closure snaps, and opens the fly slide fastener on the front of the trousers. Buddy 1 grasps Buddy 2’s trousers at the hips and pulls them down to his knees. Buddy 1 instructs Buddy 2 to lift one leg (with the foot pointed down and bent slightly at the knee for stability). Buddy 1 grasps the trouser leg near Buddy 2’s elevated foot with a hand on each side and pulls the trouser leg in an alternating motion until Buddy 2 can step out of it. Repeat the process for the other leg. Buddy 1 discards the trousers. CAUTION Care must be taken to avoid contaminating Buddy 2’s clothing or skin.

 6. Remove chemical-protective overboots. All Two discard containers (from step 4) Buddy 1 Instructs Buddy 2 to loosen his overboots by alternately stepping on each heel and pulling up on his foot. Buddy 1 pulls off Buddy 2’s overboots (one overboot at a time), and Buddy 2 steps directly onto the coat spread on the ground as each foot is withdrawn from the overboot. NOTE: Buddy 2 may put his hand on Buddy 1 for balance but must then decontaminate his gloves. Buddy 1 discards the overboots.

7. Remove chemical-protective gloves and liners. All Two discard containers (from step 4) Buddy 2 holds the fingertips of his gloves and partially slides his hand out. When the fingers of both hands are free, he holds his arms away from his body and lets the gloves drop off, away from the black side of the coat. Buddy 2 removes the glove liners. Buddy 1 discards the chemical-protective gloves and liners. NOTE: If Buddy 2 has difficulty removing the gloves, then Buddy 1 can assist. CAUTION Buddy 1 and Buddy 2 must take care to avoid letting their gloves come in contact with the coat spread on the ground.

8. Put on chemical-protective trousers. All One JSLIST chemical-protective ensemble per person Buddy 1 opens the package containing the new trousers without touching the inside of the package. Buddy 2 removes the trousers. While standing on an uncontaminated surface, Buddy 2 puts on his trousers, closes the slide fastener, and fastens the two fly opening snaps. He pulls his suspenders over his shoulders and fastens the snap couplers. He adjusts the length of the suspenders to ensure a comfortable fit. He adjusts the hook-and-pile fastener at the waistband for a snug fit. CAUTION Buddy 2 must take care to ensure that the trousers touch only the uncontaminated surface. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-9

Table IV-4. Steps for the Buddy Team Method of MOPP Gear Exchange With the JSLISTChemical-Protective Ensemble (Continued) Required Steps Contamination Type Required Equipment Required Procedures

 9. Put on chemical-protective coat. All One JSLIST chemical-protective ensemble per person Buddy 1 opens the package containing the new coat without touching the inside of the package. Buddy 2 removes the coat without touching the outside of the package. He puts on the coat, pulls the slide fastener up as far as his chest, and secures the front closure hook-and-pile fastener on the front flap up as far as his chest. He pulls the bottom of the coat down over his trousers. He grasps the loop on the back of the overgarment, pulls the loop away from the coat, and brings the loop forward between his legs, pulling on it so that the bottom of the coat fits snugly over the trousers. He places the loop over the webbing-strip snap and fastens it. He adjusts the coat retention cord if necessary and ties the excess cord in a bow.

10. Put on chemical-protective overboots. All One set of chemical- protective overboots per person Buddy 1 opens the package containing the new overboots without touching the inside of the package. Buddy 2 removes the overboots without touching the outside of the package. He puts the overboots on over his combat boots and secures the fasteners. He pulls his trouser legs over the overboots and secures the two hook-and-pile fasteners on each ankle so that they fit snugly around the overboots.

11. Put on chemical-protective hood. All One JSLIST chemical- protective ensemble per person Buddy 2 puts the hood on his head. He completely closes the front slide fastener on the coat and secures the hook-and-pile fastener on the front flap as far as the top of the slide fastener. He places the edge of the hood around the edge of the mask and secures the hook-and-pile fastener on the hood. He pulls the draw cord tight around the edge of the mask, snaps the ends of the barrel lock together, squeezes both ends of the barrel lock while pulling the draw cord, and slides the barrel lock up under his chin to keep the cord in place. Without touching Buddy 2, Buddy 1 inspects the hood and mask to ensure that the hood is positioned properly and the skin is not exposed. Buddy 2 adjusts the hood and mask as directed. If Buddy 1’s assistance is required for proper adjustment, Buddy 2 will decontaminate Buddy 1’s gloves before he touches the hood or mask. WARNING The barrel lock release button must face away from the rear of the user when worn to avoid the barrel lock from unfastening and possibly exposing the user to contamination. IV-10 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-4. Steps for the Buddy Team Method of MOPP Gear Exchange With the JSLISTChemical-Protective Ensemble (Continued) Required Steps Contamination Type Required Equipment Required Procedures 12. Put on chemical-protective gloves and liners. All One set of chemical- protective gloves with liners per person (correct size) M9 detector paper Buddy 1 opens the package containing the new chemical-protective gloves and liners without touching the inside of the package. Buddy 2 removes the gloves and liners without touching the outside of the package. He puts on the gloves and liners, pulls the cuffs of the coat over the chemical-protective gloves, and fastens the hook-and-pile fasteners on each sleeve of the coat. He puts the M9 detector paper on as required by the SOP.

 13. Reverse roles. All One JSLIST chemical- protective ensemble per person One set of chemical- protective gloves with liners per person (correct size) Buddy 1 and Buddy 2 reverse roles and repeat steps 2 through 13. 14. Secure gear. All One chemical- protective helmet cover per person Buddy 1 places the new chemical-protective helmet cover on the PASGT helmet if used. He uses the buddy system to check the fit of all secured gear. Table IV-5. Steps for the BDO MOPP Gear Exchange Required Steps Contamination Type Required Equipment Required Procedures 1. Decontaminate gear (removes gross contamination from individual gear [weapons, helmet, load-bearing equipment, and mask carrier]). All Four long-handled brushes A large piece of plastic (poncho or similar material) Shovels The individual mixes three parts earth to two parts STB. CB One 30-gallon container STB dry mix One IEDK The individual removes and discards the chemical-protective helmet cover if worn. He brushes or rubs STB onto his individual gear (helmet and mask carrier) and the hose of the M42 or M43 mask if worn. He gently shakes off any excess STB and sets aside his gear on an uncontaminated surface. Radiological Hot, soapy water The individual brushes or wipes radiological contamination from his individual gear. He washes it with hot, soapy water (if available) and then sets it aside to dry on an uncontaminated surface (plastic, poncho, or similar material). 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-11

Table IV-5 Steps for the BDO MOPP Gear Exchange (Continued) Required Steps Contamination Type Required Equipment Required Procedures

2. Prepare to decontaminate (facilitates later removal of BDO trousers and overboots). All Cutting tool Buddy 1 unfastens the shoulder straps on Buddy 2’s hood, pulls them over his shoulder, and reattaches them to the hook-and-pile fasteners. He loosens the draw cord on Buddy 2’s hood. The M40 voice amplifier (M7) and the M42A2 detachable microphone cannot be decontaminated and will be disposed of as contaminated waste; however, ensure that these items are contaminated before disposing of them. Buddy 1 removes the M9 detector paper from Buddy 2’s overgarment. He unties Buddy 2’s draw cords on the trouser legs. He unzips Buddy 2’s trouser legs and rolls a cuff in each trouser leg, ensuring that the cuffs do not come above the tops of his overboots (see Figure IV-3). He unfastens or cuts the fasteners on Buddy 2’s overboots. When wearing overboots, he unsnaps both quick releases on Buddy 2’s overboots. NOTE: An individual can do this step by himself or with the help of his buddy. Figure IV-3. Rolling the Cuff in the Trouser IV-12 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


Table IV-5. Steps for the BDO MOPP Gear Exchange (Continued)

Required Steps Contamination Type Required Equipment Required Procedures

3. Decontaminate mask and hood (removes gross contamination). CB Two IEDKs per person Buddy 1 uses an IEDK to wipe Buddy 2’s eye lens outserts from the top, down. NOTE: Do not press so hard that you break Buddy 2’s face mask seal. Buddy 1 then wipes the rest of Buddy 2’s hood from the top of the head to the bottom of the hood (see Figure IV-4). After he has finished wiping Buddy 2’s mask, he must wipe his own gloves in preparation for rolling Buddy 2’s hood. He starts at the rear and rolls Buddy 2’s hood, using 2-inch tucks, until it reaches the center of his head (see Figure IV-5, page IV-14). He rolls the front of Buddy 2’s hood tightly under the outlet valve and filter. He ensures that the hood is off of Buddy 2’s BDO. CAUTION Place two fingers on the voicemitter to prevent the mask seal from breaking. Radiological Two containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Buddy 1 wipes Buddy 2’s mask and hood with a sponge dipped in hot, soapy water and rinses them with a sponge dipped in clean water. He dries Buddy 2’s mask and hood with paper towels or rags. Buddy 2 wipes his own gloves. NOTES: 1. Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If the water supply is limited, use drinking water from a canteen and wet a sponge or cloth. If water is not available, brush off the radioactive dust particles. 2. Do not reverse roles. Only Buddy 2’s hood will be decontaminated and rolled at this time. Figure IV-4. Wiping From the Head to the Bottom of the Hood 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-13

Figure IV-5. Rolling the Hood to the Center of the Head Table IV-5. Steps for the BDO MOPP Gear Exchange (Continued)

Required Steps Contamination Type Required Equipment Required Procedures

 4. Remove BDO and overboots (limits the spread of agents and helps prevent agents from penetrating through to the undergarments or the skin). All Two discard containers (e.g., plastic bags) Buddy 1 grasps Buddy 2’s BDO jacket, unsnaps the snaps individually (see Figure IV-6), and unties the draw cord at the bottom of the jacket. He unfastens the hook-and-pile fasteners at the wrist of Buddy 2’s jacket and then refastens them. He unfastens the hook-and-pile fastener over the zippered front of Buddy 2’s jacket and unzips the jacket. He grasps Buddy 2’s jacket at the shoulders and instructs him to make a fist. He then pulls Buddy 2’s jacket down and away from him, ensuring that the black part of the jacket is not touched (see Figure IV-7). He lays Buddy 2’s BDO jacket on the ground, black side up (it will be used to stand on later). He carefully unfastens and unzips Buddy 2’s trousers.

NOTE: Do not loosen Buddy 2’s waist tabs. He instructs Buddy 2 to loosen his overboots by alternately stepping on each heel and pulling up on his foot (see Figure IV-8). He grasps Buddy 2’s trousers and pulls them down to his knees. He instructs Buddy 2 to walk out of his trousers and overboots simultaneously and step onto the black side of the jacket (see Figure IV-9, page IV-16). Buddy 2 should step onto the jacket wearing his mask, BDU, combat boots, and gloves


Figure IV-9. Stepping on the Black Lining of the Jacket Table IV-5. Steps for the BDO MOPP Gear Exchange (Continued)

 Required Steps Contamination Type Required Equipment Required Procedures 5. Remove gloves. All Two discard containers (from step

4) The individual holds the fingertips of his gloves and partially slides his hand out. When the fingers of both hands are free, he holds his arms away from his body and lets the gloves drop (see Figure IV-10).

6. Put on BDO. All One set of CPOs per person Buddy 1 opens the package containing the new BDO without touching the inside of the package. Buddy 2 pulls out the BDO without touching the outside of the package. He puts on the BDO and fastens it, leaving the trouser legs open (see Figure IV-11). NOTE: Do not reverse roles. Only Buddy 2 will put on the clean overgarment at this time


Table IV-5. Steps for the BDO MOPP Gear Exchange (Continued)

 Required Steps Contamination Type Required Equipment Required Procedures


 9. Secure gear. All One chemical- protective helmet cover per person Each individual secures his individual gear and puts it back on. He puts on a new chemical-protective helmet cover and moves to the area of assembly. He uses the Buddy system to check the fit of all secured gear. Figure IV-12. Putting on M9 Detector Paper Table IV-6. Steps for the CVCUS and CPU (Buddy Team Method) MOPP Gear Exchange Required Steps Contamination Type Required Equipment Required Procedures 1. Decontaminate gear (removes gross contamination from individual gear [weapons, helmet, load-bearing equipment, and mask carrier]). All Four long-handled brushes A large piece of plastic (poncho or similar material) STB (bulk) Shovel The individual mixes three parts earth to two parts STB. CB One 30-gallon container STB dry mix One IEDK The individual removes and discards the chemical-protective helmet cover. He brushes or rubs the STB onto his individual gear (helmet and mask carrier) and the hose of the M42 or M43 mask if worn. He gently shakes off any excess STB and sets aside his gear on an uncontaminated surface. Radiological Hot, soapy water The individual brushes or wipes radiological contamination from his individual gear. He washes it with hot, soapy water (if available) and then sets it aside to dry on an uncontaminated surface (plastic, poncho, or similar material). IV-18 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-6. Steps for the CVCUS and CPU (Buddy Team Method) MOPP Gear Exchange (Continued)
Required Steps Contamination Type Required Equipment Required Procedures

2. Prepare to decontaminate (facilitates MOPP gear removal). All Cutting tool Buddy 1 unfastens the shoulder straps on Buddy 2’s hood, pulls them over his shoulder, and reattaches them to the hook-and-pile fastener. He loosens the draw cord on Buddy 2’s hood. He removes the M9 detector paper from Buddy 2’s CVCUS. He unzips the ankles on both legs of Buddy 2’s CVCUS. He unfastens or cuts the fasteners on Buddy 2’s overboots. NOTE: A person can do this step by himself or with the help of his buddy.

3. Decontaminate mask and hood (removes gross contamination). CB Two IEDKs per person Buddy 1 instructs Buddy 2 to decontaminate his own gloves using an IEDK. Buddy 1 instructs Buddy 2 to place two fingers (thumb and forefinger) to his own front voicemitter to secure the mask to his face for seal integrity. Buddy 1 uses an IEDK to wipe Buddy 2’s eye lens outserts from the top, down. NOTE: Do not press so hard that you break Buddy 2's face mask seal. He then wipes the rest of Buddy 2’s hood from the top of the head to the bottom of the hood (see Figure IV-4, page IV-13). After he has finished wiping Buddy 2’s mask, he must wipe his own gloves in preparation for rolling Buddy 2’s hood. He starts from the rear and rolls Buddy 2's hood, using 2-inch tucks, until it reaches the center of his head (see Figure IV-5, page IV-14). He rolls the front of Buddy 2’s hood tightly under the outlet valve and filter. He ensures that the hood is off of Buddy 2’s garment. Radiological Three containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Buddy 1 wipes Buddy 2’s mask and hood with a sponge dipped in hot, soapy water and rinses them with a sponge dipped in clean water. He dries Buddy 2’s mask and hood with paper towels or rags. Buddy 2 wipes his own gloves. NOTE: Cool, soapy water is not as effective for removing contamination, but it can be used if scrubbed longer. If the water supply is limited, use drinking water from a canteen and wet a sponge or cloth. If water is not available, brush off the radioactive dust particles. Only Buddy 2’s mask and hood will be decontaminated and rolled at this time. 4. Remove CVCUS and overboots (limits the spread of contamination). All Two discard containers (e.g., plastic bags) Buddy 1 opens all the zippers on Buddy 2’s CVCUS in the following order: wrist, ankles, and front. While standing behind Buddy 2, Buddy 1 grasps the shoulders of Buddy 2’s CVCUS and instructs him to make a fist to ensure that his gloves do not come off. He then pulls Buddy 2’s CVCUS down below his knees, turning it inside out. Buddy 1 unzips Buddy 2’s CPU jacket and removes it by grasping it at the shoulders, pulling it down, and turning it inside out (see Figure IV-13). He places it along side Buddy 2 with the clean side up. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-19




Table IV-6. Steps for the CVCUS/CPU (Buddy Team Method) MOPP Gear Exchange (Continued) Required Steps Contamination Type Required Equipment Required Procedures 5. Remove overboots and gloves. All Two discard containers (from step 4) Buddy 2 partially removes his overboots by alternately stepping on each heel and pulling up on his foot. Buddy 1 grasps one leg of Buddy 2’s CVCUS and his overboot and instructs him to remove his leg and foot simultaneously. As Buddy 2 removes each leg and foot, he steps directly onto the clean inside of the CPU jacket (see Figure IV-14). Buddy 1 discards the overboots. Buddy 2 holds the fingertips of his gloves and partially slides his hand out. When the fingers of both hands are free, he holds his arm away from his body and lets the gloves drop. Buddy 2 removes his protective glove liners. Buddy 1 discards the chemical-protective gloves and liners. Figure IV-13. Removing the Garment and Turning it Inside Out Figure IV-14. Removing Your Leg and Foot From the Garment IV-20 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


Table IV-6. Steps for the CVCUS and CPU (Buddy Team Method) MOPP Gear Exchange (Continued)

Steps Contamination Type Required Equipment Required Procedures

 6. Remove CPU trousers and combat boots. All Two discard containers Buddy 2 partially removes his boots by alternately stepping on each heel and pulling up on his foot. Buddy 2 removes his foot, stepping directly onto the clean side of the CPU jacket. Repeat the procedure for the other foot. Next, Buddy 1 will remove Buddy 2’s CPU trousers by pulling down on the sides and turning them inside out. Buddy 2 is now stripped to his underwear and mask and is ready to put on new clothing. Combat boots should remain beside Buddy 2 on the clean area of the CPU jacket. Buddy 1 discards the CVCUS and CPU trousers. CAUTION Use extreme caution to ensure that the outside of the CPU does not touch the skin or underclothing of Buddy 2 or the combat boots.

 7. Put on CPU and CVCUS. All One CPU and CVCUS per person Buddy 1 opens the package containing the new CPU without touching the inside of the package. Buddy 2 pulls out the CPU without touching the outside of the package. He puts on the new clothing in the following order: CPU trousers, CPU jacket, combat boots, and CVCUS (over the CPU).

 8. Put on overboots and gloves. All One set of chemical- protective overboots per person One set of chemical-protective gloves per person M9 detector paper Buddy 1 opens the package of clean overboots without touching the inside of the package. Buddy 2 removes the overboots without touching the outside of the package and puts them on. Buddy 1 opens the package of clean gloves without touching the inside. Buddy 2 removes the gloves without touching the outside of the package and puts them on. Buddy 2 puts on the M9 detector paper (see Figure IV-15). NOTE: The gloves and overboots will have a light powdery coating. This is normal. It is not necessary to remove it. It will not affect the protective qualities. Figure IV-

15. Reapplying the M9 Detector Paper 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-21


Table IV-6. Steps for the CVCUS and CPU (Buddy Team Method) MOPP Gear Exchange (Continued)

 Steps Contamination Type Required Equipment Required Procedures

9. Secure hood. CB One IEDK Buddy 1 wipes his rubber gloves with an IEDK. He unrolls Buddy 2’s hood, attaches the straps, and tightens the neck cord. Buddy 1 and Buddy 2 reverse rolls and repeat steps 2 through 9.

10. Secure gear. All One chemical-protective helmet cover per person Each individual secures his individual gear and puts it back on. He puts on a new chemical-protective helmet cover and moves to the area of assembly. He uses the buddy system to check the fit of all secured gear.

 Table IV-7. Steps for the Triple Buddy Method of MOPP Gear Exchange With the M40A1 and M42

 Steps Contamination Type Required Equipment Required Procedures

1. Decontaminate gear (removes gross contamination from individual gear [weapons, helmet, load-bearing equipment, and mask carrier]). All Four long-handled brushes A large piece of plastic (poncho or similar material) STB (bulk) Shovel The individual mixes three parts earth to two parts STB. CB One 30-gallon container STB dry mix One IEDK The individual removes and discards the chemical-protective helmet cover if worn. He brushes or rubs STB onto his individual gear (helmet and mask carrier) and the hose of the M42 or M43 mask if worn. He gently shakes off any excess STB and sets aside his gear on an uncontaminated surface. Radiological Hot, soapy water The individual brushes or wipes radiological contamination from his individual gear. He washes it with hot, soapy water (if available) and then sets it aside to dry on an uncontaminated surface (plastic, poncho, or similar material). IV-22 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-7. Steps for the Triple Buddy Method of MOPP Gear Exchange With the M40A1 and M42 (Continued)

Steps Contamination Type Required Equipment Required Procedures

2. Prepare to decontaminate (facilitates later removal of overgarment trousers and overboots). All Cutting tool Buddy 3 unfastens the shoulder and waist straps of the M42 canister carrier from Buddy 2. Once the canister and canister carrier are removed, Buddy 3 holds or tends to the canister throughout the MOPP gear exchange. NOTE: The canister is attached to the mask by a hose; ensure that the hose does not become fully extended, potentially causing a break in the seal of Buddy 2’s mask. Buddy 1 unfastens the shoulder straps on Buddy 2’s hood, pulls them over his shoulder, and reattaches them to the hook-and-pile fastener. He loosens the draw cord on Buddy 2’s hood and ties the microphone cord to the hose of his mask (see Figure IV-16). He removes the M9 detector paper. He unzips Buddy 2’s trouser legs and rolls a cuff in each, ensuring that the cuffs do not come above the tops of his overboots. He unfastens or cuts the fasteners on Buddy 2’s overboots. Figure IV-16. Tying the Microphone Cord to the Hose of the Mask 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-23


Table IV-7. Steps for the Triple Buddy Method of MOPP Gear Exchange With the M40A1 and M42 (Continued)

 Steps Contamination Type Required Equipment Required Procedures

 3. Decontaminate mask and hood (removes gross contamination). CB Two IEDKs per person Buddy 3 continues to hold the canister. Buddy 1 uses an IEDK to wipe Buddy 2’s eye lens outserts from the top, down.
 NOTE: Do not press so hard that Buddy 2’s face mask seal is broken. Buddy 3 continues to hold the canister. Buddy 1 then wipes the rest of Buddy 2’s hood from the top of the head to the bottom of the hood (see Figure IV-4, page IV-13). After he has finished wiping the mask, he must wipe his own gloves in preparation for rolling Buddy 2’s hood, using 2-inch tucks, until it reaches the center of his head (see Figure IV-5, page IV-14). He rolls the front of the hood tightly under the outlet valve and star knob. He ensures that the hood is off of Buddy 2’s garment. Radiological Three containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Buddy 3 continues to hold the canister. Buddy 1 wipes Buddy 2’s mask and hood with a sponge dipped in hot, soapy water and rinses them with a sponge dipped in clean water. He dries Buddy 2’s mask and hood with paper towels or rags. Buddy 2 wipes his own gloves. NOTE: Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If the water supply is limited, use drinking water from a canteen and wet a sponge or cloth. Only Buddy 2’s mask and hood will be decontaminated and rolled at this time. IV-24 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-7. Steps for the Triple Buddy Method of MOPP Gear Exchange With the M40A1 and M42 (Continued)

Steps Contamination Type Required Equipment Required Procedures

 4. Remove overgarments and overboots (limits the spread of agents and helps prevent agents from penetrating through to the undergarments or the skin). All Two discard containers (e.g., plastic bags) Buddy 3 continues to hold the canister. Buddy 1 grasps Buddy 2’s outside overgarment jacket, unsnaps the snaps individually, and unties the draw cord at the bottom of the jacket. He unfastens the hook-and-pile fastener at the wrist of Buddy 2’s jacket and then refastens it. He unfastens the hook-and-pile fastener over the zippered front of Buddy 2’s jacket and unzips the jacket. Buddy 1 grasps Buddy 2’s jacket by the shoulders and instructs him to make a fist. He then pulls the jacket down and away from Buddy 2, ensuring that the black part of the jacket is not touched (see Figure IV-17). He lays Buddy 2’s overgarment jacket on the ground (it will be used to stand on later). Buddy 1 carefully unfastens and unzips Buddy 2’s trousers. NOTE: Do not loosen Buddy 2’s waist tabs. Buddy 2 breaks the seals on his overboots by alternately stepping on each heel and pulling up on his foot. He grasps his trousers and pulls them down to his knees. Buddy 1 instructs Buddy 2 to walk out of his trousers and overboots, taking care not to step on the contaminated side of the overgarment. If Buddy 2 is wearing overboots, Buddy 1 removes Buddy 2’s trousers first and then helps him step out of his overboots onto the black side of the jacket. Buddy 2 steps onto the jacket wearing his mask, BDU, combat boots, and gloves.

Figure IV-17. Removing the Outer Garment 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-25

able IV-7.

Steps for the Triple Buddy Method of MOPP Gear Exchange With the M40A1 and M42 (Continued) Steps Contamination Type Required Equipment Required Procedures

 5. Remove gloves. All Discard containers (from step 4) Buddy 3 continues to hold the canister. Buddy 2 holds the fingertips of his gloves and partially slides his hand out. When the fingers of both hands are free, he holds his arms away from his body and lets the gloves drop.

 6. Put on the overgarment. All One set of chemical- protective overgarments per person Buddy 3 continues to hold the canister. Buddy 1 opens the package containing the new overgarment without touching the inside of the package. Buddy 2 pulls out the overgarment without touching the outside of the package. He puts on the overgarment and fastens it, leaving the trouser legs open. NOTE: Do not reverse roles. Only Buddy 2 will put on the clean overgarments at this time.

7. Put on overboots and gloves. All One set of chemical- protective overboots per person One set of chemical- protective gloves per person M9 detector paper Buddy 3 continues to hold the canister. Buddy 1 opens the package of clean overboots without touching the inside of the package. Buddy 2 removes the overboots without touching the outside of the package, puts them on, and fastens his trouser legs. Buddy 1 opens the package of clean gloves without touching the inside of the package. Buddy 2 removes the gloves without touching the outside of the package and puts them on. Buddy 2 puts on the M9 detector paper. Do not reverse roles. NOTES: 1. Only Buddy 2 will put on clean overboots and gloves at this time. 2. The gloves and overboots will have a light powdery coating. This is normal. It is not necessary to remove it. It will not affect the protective qualities.

8. Secure hood. All One IEDK Buddy 3 continues to hold the canister. Buddy 1 wipes his rubber gloves with an IEDK. He unrolls Buddy 2’s hood, attaches the straps, and tightens the neck cord. He checks the clips and neck cord on Buddy 2’s hood. Buddy 3 returns the canister to Buddy 2 and assists with securing the canister carrier straps. Buddy 1, Buddy 2, and Buddy 3 rotate roles and repeat steps 2 through 8. They rotate roles a third time for the final buddy.

 9. Secure gear. All One chemical-protective helmet cover per person Each individual secures his individual gear and puts it back on. He puts on a new chemical-protective helmet cover and moves to the AA. He uses the buddy system to check the fit of all secured gear. IV-26 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-8. Steps for the CVCUS and CPU (Triple Buddy Method) MOPP Gear Exchange With the M40A1, M42, and M43 (Aviation and Armor) Steps Contamination Type Required Equipment Required Procedures

 1. Decontaminate gear (removes gross contamination from individual gear [weapons, helmet, load-bearing equipment, and mask carrier]). All Four long-handled brushes A large piece of plastic (poncho or similar material) STB (bulk) Shovel The individual mixes three parts earth to two parts STB. CB One 30-gallon container STB dry mix One IEDK The individual removes and discards the chemical-protective helmet cover if worn. He brushes or rubs STB onto his individual gear (helmet and mask carrier) and the hose of the M43 mask if worn. He gently shakes off any excess STB and sets aside his gear on an uncontaminated surface. Radiological Hot, soapy water The individual brushes or wipes radiological contamination from his individual gear. He washes it with hot, soapy water (if available) and sets it aside to dry on an uncontaminated surface (plastic, poncho, or similar material). 2. Prepare to decontaminate (facilitates later removal of overgarment trousers and overboots). All Cutting tool Buddy 3 unfastens the shoulder and waist straps of the M42 canister carrier from Buddy

2. Once the canister and canister carrier are removed, Buddy 3 holds or tends the canister throughout the MOPP gear exchange. NOTE: The canister is attached to the mask by a hose; ensure that the hose does not become fully extended, potentially causing a break in the seal of Buddy 2’s mask. Buddy 1 unfastens the shoulder straps on Buddy 2’s hood, pulls them over his shoulder, and reattaches them to the hook-and-pile fastener. He loosens the draw cord on Buddy 2’s hood and ties the microphone cord to the hose of his mask. He removes the M9 detector paper from Buddy 2’s trouser legs and rolls a cuff in each, ensuring that the cuffs do not come above the tops of his overboots. He unfastens or cuts the fasteners on Buddy 2’s overboots. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-27

Table IV-8. Steps for the CVCUS and CPU (Triple Buddy Method) MOPP Gear Exchange With the M40A1, M42, and M43 (Aviation and Armor) (Continued)

Steps Contamination Type Required Equipment Required Procedures

3. Decontaminate mask and hood (removes gross contamination). CB Two IEDKs per person Buddy 1 uses an IEDK to wipe Buddy 2’s hood, mask, and canister and the hose of the M42 or M43 mask. NOTE: Do not press so hard that Buddy 2’s face mask seal is broken. Buddy 3 continues to hold the canister. After Buddy 1 wipes Buddy 2’s mask and his own gloves, he rolls Buddy 2’s hood. He starts from the rear and rolls Buddy 2’s hood, using 2-inch tucks, until it reaches the center of his head (see Figure IV-5, page IV-14). He rolls the front of Buddy 2’s hood tightly under the outlet valve and star knob. He ensures that the hood is off of Buddy 2’s garment. Radiological Three containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Buddy 3 continues to hold the canister. Buddy 1 wipes Buddy 2's mask and hood with a sponge dipped in hot, soapy water and rinses them with a sponge dipped in clean water. He dries Buddy 2’s mask and hood with paper towels or rags. Buddy 2 wipes his own gloves. NOTES: 1. Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If the water supply is limited, use drinking water from a canteen and wet a sponge or cloth. If water is not available, brush off the radioactive dust particles. Do not reverse roles. 2. Only Buddy 2’s hood will be decontaminated and rolled at this time.

4. Remove CVCUS overboots (limits the spread of contamination). All Two discard containers (e.g., plastic bags) Buddy 3 continues to hold the canister. Buddy 1 opens all the zippers on Buddy 2’s CVCUS in the following order: wrist, ankles, and front. While standing behind Buddy 2, Buddy 1 grasps the shoulders of Buddy 2's CVCUS and instructs him to make a fist to ensure that his gloves do not come off. He then pulls Buddy 2’s CVCUS down below his knees, turning it inside out. Buddy 1 unzips Buddy 2’s CPU jacket and removes it by grasping it at the shoulders, pulling it down, and turning it inside out. He places it beside Buddy 2 with the clean side up. IV-28 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-8. Steps for the CVCUS and CPU (Triple Buddy Method) MOPP Gear Exchange With the M40A1, M42, and M43 (Aviation and Armor) (Continued)

Steps Contamination Type Required Equipment Required Procedures

 5. Remove CPU jacket and gloves. All Two discard containers (from step 4) Buddy 3 continues to hold the canister. Buddy 1 has Buddy 2 partially remove his overboots by alternately stepping on each heel and pulling up on his foot. Buddy 1 grasps one leg of Buddy 2’s CVCUS and his overboot and instructs him to remove his leg and foot simultaneously. As Buddy 2 removes each leg and foot, he steps onto the clean side of the CPU jacket. Buddy 1 discards the overboots. Buddy 2 holds the fingertips of his gloves and partially slides his hand out. When the fingers of both hands are free, he holds his arms away from his body and lets the gloves drop. Buddy 2 removes his protective glove liners.

6. Remove combat boots and CPU trousers. All Two discard containers (from step 4) Buddy 3 continues to hold the canister. Buddy 2 partially removes his boots by alternately stepping on each heel and pulling up on his foot. Buddy 1 grasps one of Buddy 2’s boots and instructs him to remove his foot. As Buddy 2 removes his foot, he steps directly onto the clean side of the CPU jacket. He repeats the procedure on the other foot. Next, Buddy 1 removes Buddy 2’s CPU trousers by pulling down on the sides and turning them inside out. Buddy 2 is now stripped to his underwear and mask and is ready to put on new clothing. Combat boots should remain beside Buddy 2 on the clean area of the CPU jacket. Buddy 1 discards the CVCUS and CPU trousers. CAUTION Use extreme care to ensure that the outside of the CPU does not touch the skin, underclothing, or combat boots of Buddy 2.

7. Put on CPU and CVCUS. All One CVCUS and CPU per person Buddy 3 continues to hold the canister. Buddy 1 opens the package containing the new CPU without touching the inside of the package. Buddy 2 pulls out the CPU without touching the outside of the package. He puts on the new clothing in the following order: CPU trousers, CPU jacket, combat boots, and CVCUS (over the CPU). 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-29

Table IV-8. Steps for the CVCUS/CPU (Triple Buddy Method) MOPP Gear Exchange With the M40A1, M42, and M43 (Aviation and Armor) (Continued)

Steps Contamination Type Required Equipment Required Procedures

 8. Put on overboots and gloves. All One set of chemical- protective overboots per person One set of chemical- protective gloves per person M9 detector paper Buddy 3 continues to hold the canister. Buddy 1 opens the package of clean overboots without touching the inside of the package. Buddy 2 removes the overboots without touching the outside of the package and puts them on. Buddy 1 opens the package of clean gloves without touching the inside of the package. Buddy 2 removes the gloves without touching the outside of the package and puts them on. Buddy 2 puts on the M9 detector paper. NOTE: The gloves and overboots will have a light powdery coating. This is normal. It is not necessary to remove it. It will not affect the protective qualities.

9. Secure hood. CB One IEDK Buddy 3 continues to hold the canister. Buddy 1 wipes his rubber gloves with an IEDK. He unrolls Buddy 2 hood, attaches the straps, and tightens the neck cord. He checks the snaps and neck cord on Buddy 2’s hood to ensure that they are closed. Buddy 3 returns the canister to Buddy 2 and assists with securing the canister carrier straps. Buddy 1, Buddy 2, and Buddy 3 rotate rolls and repeat steps 2 through 9. They rotate roles a third time for the final buddy.


10. Secure gear. All One chemical-protective helmet cover per person Each individual secures his individual gear and puts it back on. He puts on a new chemical-protective helmet cover and moves to the AA. He uses the buddy system to check the fit of all secured gear

Table IV-9. Steps for the JSLIST, Individual (Emergency Method) MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

4. Remove chemical-protective coat (limits the spread of agents and helps prevent agents from penetrating through to the undergarments or the skin). All Two discard containers (e.g., plastic bags) Feel for and locate the suspender snap couplers on the outside of your coat and releases them. Untie the draw cord if tied, press the barrel lock release, and unsnap the barrel lock. NOTE: If it is difficult to grasp the barrel lock, use the draw cord to pull it away from the mask, allowing you to grasp and unfasten it without touching the interior of the hood. Unfasten the front closure flap, and pull the slide fastener from your chin to the bottom of the coat. Grasp the hood by the outside surface near each end of the barrel lock, lift it off your head, and reverse-roll the hood one time while pulling the hood towards the back of your head to remove it. Grasp the front side of the coat, and pull it back until it is off your shoulders. Put your arms behind your back, and work your arms out of the sleeves. NOTE: Ensure that the outside of the coat does not touch your body. Lay the coat on the ground, black side up. NOTE: Use the coat later as an uncontaminated surface to stand on when putting on the new overgarment. CAUTION Take care to avoid contaminating the inside surface of the coat.
5. Remove chemical-protective trousers and overboots. All Two discard containers (from step 4) Unfasten the hook-and-pile fasteners at the waistband, unfasten the two front closure snaps, and open the fly slide fastener on the front of the trousers. Loosen the overboots by alternately stepping on each heel and pulling up the foot. Grasp the trousers, and push them down to the knees. Walk out of the trousers and overboots simultaneously, and step onto the black side of the coat. CAUTION Take care to avoid contaminating the clothing and skin. IV-32 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-9. Steps for the JSLIST, Individual (Emergency Method) MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

6. Remove chemical-protective gloves and liners. All Two discard containers (from step 4) Wipe around the edges of the packages containing the new items (gloves, overgarments, and overboots) with an IEDK, and then open them. Hold the fingertips of the gloves, and partially slide your hands out. When the fingers of both hands are free, hold your arms away from your body and let the gloves drop. Remove the protective glove liners and discard them. CAUTION Take care to avoid letting the gloves come in contact with the coat spread on the ground.

7. Put on chemical- protective trousers. All One JSLIST chemical- protective ensemble per person Remove the trousers from the package without touching the outside. Put them on, close the slide fastener, and fasten the two fly opening snaps. Pull the suspenders over your shoulders, and fasten the snap couplers. Adjust the length of the suspenders to ensure a comfortable fit. Adjust the hook-and-pile fastener at the waistband for a snug fit.

8. Put on chemical- protective coat. All One JSLIST chemical- protective ensemble per person Remove the coat from the package without touching the outside. Put on the coat, close the slide fastener up as far as the chest, and secure the front closure hook-and-pile fastener on the front flap up as far as your chest. Pull the bottom of the coat down over the trousers. Grasp the loop on the back of the coat and pull it out and away from the back of the coat. Bring the loop forward between your legs, pulling on it so that the bottom of the coat fits snugly over the trousers. Place the loop over the webbing-strip snap on the front of the coat, and fasten it. Adjust the retention cord, if necessary, and tie the excessive cord in a bow. CAUTION Take care to ensure that the body and clothing touch only the inner surface of the coat. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-33

Table IV-9. Steps for the JSLIST, Individual (Emergency Method) MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

9. Put on chemical- protective overboots. All One set of chemical- protective overboots per person Remove the overboots from the package without touching the outside. Put the overboots on over the combat boots, adjust and secure the fasteners, pull the trouser legs over the overboots, and secure the two hook-and-pile fasteners on each ankle so that they fit snugly around the overboot.

10. Put on chemical- protective hood. All One JSLIST chemical- protective ensemble per person Put the hood on your head, completely close the front slide fastener on the coat, and secure the hook-and-pile fastener on the front flap as far as the top of the slide fastener. Place the edge of the hood around the edge of the mask, and secure the hook-and-pile fastener on the hood. Pull the draw cord tight around the edge of the mask, snap the ends of the barrel lock together, squeeze both ends of the barrel lock while pulling the draw cord, slide the barrel lock up under the chin to keep the cord in place, and tie off the draw cord if needed. CAUTION Take care to ensure that the trousers touch only the uncontaminated surface. WARNING The barrel lock release button must face away from the user to avoid the barrel lock from unfastening and possibly exposing the user to contamination.

 11. Put on chemical- protective gloves and liners. All One set of chemical- protective gloves with liners per person (correct size) Remove the gloves and liners from the package without touching the outside. Put on the liners and gloves, pull the cuffs of the coat over the gloves, and fasten the hook-and-pile fasteners on each sleeve of the coat. Put on the M9 detector paper as required by the SOP.

12. Secure gear. All contamination One chemical-protective helmet cover per person Place the new chemical-protective helmet cover on the PASGT helmet if used. Check the fit of all secured gear. IV-34 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


Table IV-10. Steps for the Individual (Emergency Method) BDO MOPP Gear Exchange Steps Contamination Type Required Equipment Required Procedures

1. Decontaminate gear (removes gross contamination from individual gear [weapon, helmet, load-bearing equipment, and mask carrier]). CB One SDK Use M8 detector paper to determine the areas of gross contamination. Use field-expedient absorbents (sand, dirt, or rags) to remove gross liquid contamination. Take special care to avoid touching these areas during overgarment removal. Use an IEDK to decontaminate individual gear. Radiological Hot, soapy water Brush or wipe radiological contamination from the individual gear. Wash it with hot, soapy water (if available), and then set it aside to dry on an uncontaminated surface (plastic, poncho, or similar material).

2. Prepare to decontaminate (facilitates removal of overgarment trousers and overboots). All Cutting tool Unfasten the shoulder straps on the hood, pull them over your shoulders, and reattach them. Loosen the draw cord on the hood of the protective mask. NOTE: If wearing the M43 protective mask, tie the microphone cord to the hose of the mask. Remove the M9 detector paper from the overgarment, and untie or cut the draw cords on the trouser legs of the overgarment. Unzip the trouser legs, and roll a cuff in each trouser leg, ensuring that the cuffs do not come above the top of the overboots. Unfasten or cut the fasteners on the overboots. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-35
Table IV-10. Steps for the Individual (Emergency Method) BDO MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

 3. Decontaminate mask and hood (removes gross contamination from the mask and hood). CB One IEDK Wipe the eye lens outserts on the mask from the top, down. Wipe the mask and gloves, and roll the hood. Grasp the straps of the hood, and lift the hood off your shoulders and partially over your head until most of the back of the head is exposed. Roll the hood, starting at the chin, and work around the entire mask until the rolled hood will stay up and off of your shoulders. Tuck the straps and neck cord into the roll. Roll the hood tightly against the mask without pulling the hood off the back of the head. Tuck the tail between the upper part of the canister and the mask. NOTE: Tie the tail over and under the hose for the M42 mask. Remove the applicator mitt from the package with your nondominant hand. Making a V, wipe down the dominant hand, paying particular attention to areas between your fingers. Once the dominant hand is thoroughly wiped down, insert it into the applicator mitt and thoroughly wipe down the nondominant hand. Gently pat the voicemitter with black powder until it is covered. Start at the top of the hood and wipe down and away, patting until the surface of the hood is covered by the black powder. Rewipe the gloves, starting with the nondominant hand. Lift the hood off your shoulders by grasping the shoulder straps in one hand and placing the other hand on top of your head and pulling the hood over your head until the elastic band is over the knuckles and most of the back of your head is exposed. Do not expose your ears or pull the hood completely over your face or mask. Tuck the shoulder straps, underarm straps, and rolled portion of the hood under the elastic band. When using the M40A1 mask with the quick-doff hood, remove the underarm straps from the front of the hood and place them over your shoulders. Refasten them on the front of the hood. NOTE: Place two fingers on the voicemitter of the mask to prevent accidental breakage of the seal. Radiological Three containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Wipe the mask and hood with a sponge dipped in hot, soapy water and rinse them with a sponge dipped in clean water. Dry the mask and hood with paper towels or rags. NOTE: Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If water is not available, brush off the radioactive dust particles. IV-36 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


Table IV-10. Steps for the Individual (Emergency Method) BDO MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

 4. Remove overgarment and overboots (prevents agent from penetrating through to the undergarments or the skin). All Two discard containers (e.g., plastic bags) Chemical-protective suit with protective gloves and overboots Grasp the overgarment jacket, and unsnap the snaps individually. Untie the draw cord at the bottom of the jacket. Unfasten the hook-and-pile fastener at the waist, and then refasten it. Unfastens the hook-and-pile fastener over the zippered front of the jacket, and unzip the jacket. Grasp the front of the jacket and pull the jacket back until it is off your shoulders. Put your arms behind your back, and work your arms out of the sleeves. Do not let the outside of the jacket touch the body. When the jacket is off, lay it on the ground with the black side up. Unfasten and unzip the trousers. Do not loosen the waist tabs. Loosen the overboots by alternately stepping on each heel and pulling up on the foot. Grasp the trousers, and push them down to the knees. Walk out of the trousers and overboots simultaneously, and step onto the black side of the jacket. Step onto the jacket wearing the mask, BDU, combat boots, and gloves.

 5. Remove gloves. All Two discard containers (from step 4) One IEDK Wipe around the edges of the packages containing the new items (gloves, overgarments, and overboots) with an IEDK. Open the new packages. Hold the fingertips of the gloves, and partially slide your hands out. When the fingers of both hands are free, hold your arms away from your body and let the gloves drop.

6. Put on overgarment. All One set of chemical- protective overgarments per person One IEDK Remove the overgarment from its package without touching the outside of the package. Put on the overgarment and fasten it, leaving the trouser legs open until you put on the new overboots.

7. Put on overboots and gloves. All One set of chemical-protective overboots per person One set of chemical-protective gloves per person Remove the overboots (one at a time) from their package without touching the outside, and put them on. Remove the gloves from their package without touching the outside, put them on, and fasten the trouser legs. NOTE: The gloves and overboots will have a light powdery coating. This is normal. Do not remove it. It will not affect the protective qualities. 8. Secure hood. All One chemical-protective helmet cover per person Secure individual gear, and put it back on. Put on a new chemical-protective helmet cover and move to the AA. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 IV-37


Table IV-11. Steps for the CVCUS and CPU, Individual (Emergency Method) MOPP Gear Exchange Steps Contamination Type Required Equipment Required Procedures

1. Decontaminate gear (removes gross contamination from individual gear [weapon, helmet, load-bearing equipment, and mask carrier]). CB One SDK Use M8 detector paper to determine the areas of gross contamination. Use field-expedient absorbents (sand, dirt, or rags) to remove gross liquid contamination. Take special care to avoid touching these areas during overgarment removal. Use an IEDK to decontaminate the individual gear. Radiological Hot, soapy water Brush or wipe radiological contamination from the individual gear. Wash it with hot, soapy water (if available), and then set it aside to dry on an uncontaminated surface (plastic, poncho, or similar material).

2. Prepare to decontaminate (facilitates removal of overgarment trousers and overboots). All Cutting tool Unfasten the shoulder straps on the hood, pull them over the shoulders, and reattach them to the front of the hood. Loosen the draw cord on the hood of the protective mask. NOTE: If wearing the M43 protective mask, tie the microphone cord to the hose of the mask. Remove the M9 detector paper from the overgarment, and untie or cut the draw cords on the trouser legs of the overgarment. Unzip the trouser legs, and roll a cuff in each trouser leg, ensuring that the cuffs do not come above the top of the overboots. Unfasten or cut the fasteners on the overboots.

 3. Decontaminate mask and hood (removes gross contamination from the mask and hood). CB One IEDK Wipe the eye lens outserts on the mask from the top, down. Wipe the mask and gloves, and roll the hood. Grasp the straps of the hood, and lift the hood off your shoulders and partially over your head until most of the back of your head is exposed. Roll the hood, starting at the chin, and work around the entire mask until the rolled hood will stay up and off your shoulders. Tuck the straps and neck cord into the roll. Roll the hood tightly against the mask without pulling the hood off the back of your head. Tuck the tail between the upper part of the canister and the mask. NOTE: Tie the tail over and under the hose for the M42 mask. IV-38 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table IV-11. Steps for the CVCUS/CPU, Individual (Emergency Method) MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

3. Decontaminate mask and hood (continued) CB Remove the applicator mitt from the package with the nondominant hand. Making a V, wipe down the dominant hand, paying particular attention to the areas between your fingers. Once the dominant hand is thoroughly wiped down, insert it into the applicator mitt and thoroughly wipe down the other hand. Gently pat the voicemitter with black powder until it has been covered. Start at the top of the hood and wipe down and away, patting until the surface of the hood is covered by the black powder. Rewipe the gloves, starting with the nondominant hand. Lift the hood off your shoulders by grasping the shoulder straps in one hand and placing the other hand on top of your head and pulling the hood over your head until the elastic band is over your knuckles and most of the back of your head is exposed. Do not expose your ears or pull the hood completely over your face or mask. Tuck the shoulder straps, underarm straps, and rolled portion of the hood under the elastic band. When using the M40A1 mask with the quick-doff hood, remove the underarm straps from the front of the hood and place them over your shoulders. Refasten them on the front of the hood. NOTE: Place two fingers on the voicemitter of the mask to prevent accidental breakage of the seal. Radiological Three containers (about 4-gallon capacity) Two sponges Soapy water Rinse water Paper towels or similar drying material Wipe the mask and hood with a sponge dipped in hot, soapy water, and rinse them with a sponge dipped in clean water. Dry the mask and hood with paper towels or rags. NOTE: Cool, soapy water is not as effective for removing contamination, but it can be used if you scrub longer. If water is not available, brush off the radioactive dust particles.

4. Remove CVCUS and overboots. All Two discard containers (e.g., plastic bags) Open all the zippers on the CVCUS in the following order: wrists, ankles, and front. While standing adjacent to the clean area, grasp the front of the CVCUS and pull it off your shoulders. Make a fist to ensure that the gloves do not come off when removing the CVCUS. Put your arms behind your back, and work your arms out of the sleeves. Loosen the overboots by alternately stepping on each heel and pulling up on the foot. Pull the CVCUS down below the knees, turning it inside out. Do not let the outside of the CVCUS touch your body. Walk out of the CVCUS and overboots simultaneously, and step onto the clean area


Table IV-11 Steps for the CVCUS/CPU, Individual (Emergency Method) MOPP Gear Exchange (Continued) Steps Contamination Type Required Equipment Required Procedures

 5. Remove jacket and gloves. All Two discard containers (from step 4) Wipe the gloves and around the edges of the packages containing the new items (gloves, undergarments, and overboots) with an IEDK. Open the new packages. Hold the fingertips of the gloves, and partially slide your hands out. When the fingers of both hands are free, hold your arms away from your body and let the gloves drop. Open all hook-and-pile wrist fasteners, and unzip the CPU jacket. Remove the CPU jacket by grasping it at the shoulders and pulling it down, turning it inside out. Place the jacket on a clean area with the clean side up. Remove the protective glove inserts.


 6. Remove combat boots and CPU pants. All Two discard containers (from step 4) Unlace the combat boots, remove them, and step directly onto the CPU jacket. Take off the CPU drawers by placing the hands beneath the waistband and removing them, turning them inside out. If wearing the BDU, stand on the clean area (but not on the CPU jacket), and unlace the combat boots. Partially remove the boots by alternately stepping on each heel and pulling up on your foot. Step out of each trouser leg and combat boot simultaneously, and step directly onto the clean side of the CPU jacket.

 7. Put on CPU. All One set of chemical- protective undergarments per person Remove the undergarment from the package without touching the outside. Put on the undergarment in the following order: CPU trousers, CPU jacket, combat boots, and CVCUS (over the CPU trousers).

 8. Put on overboots and gloves. CB One set of chemical- protective overboots per person One set of chemical- protective gloves per person M9 detector paper Remove the overboots from their package without touching the outside, and put them on. Remove the gloves from their package without touching the outside, and put them on. Put on the M9 detector paper. NOTE: The gloves and overboots will have a light powdery coating. This is normal. It is not necessary to remove it. It will not affect the protective qualities

. 9. Secure hood. CB One IEDK Wipe the rubber gloves with an IEDK. Unroll the hood, attach the straps, and tighten the neck cord. 10. Secure gear. All One chemical- protective helmet cover per person Secure individual gear, and put it back on. Put on a new chemical-protective helmet cover, and move to the AA. IV-40 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


2. Planning Thorough decontamination is the most effective type of decontamination, but it is the most resource-intensive.

a. Thorough decontamination operations are conducted beyond the range of enemy direct-fire systems. If a contaminated unit requires a thorough decontamination as part of its reconstitution operations, the decontamination site is established near the reconstitution area or the parent unit rear area. Company-size units are usuallyreconstituted in the brigade rear area while battalion-level units are reconstituted in the division rear area.

 b. All echelons prepare for thorough decontamination operations as part of the overall planning process. The CBRN staff can begin to develop the decontamination plan from the commander’s general guidance. Coordination with higher HQ is required to determine the availability of engineer support for site preparation and closure. Engineers provide support for sumps and drainage ditches. They also coordinate with the civil affairs office for HNS (personnel, equipment, and supplies) and for environmental requirements and restrictions.

 c. The CBRN staff selects possible lineup points throughout the unit area of operation (AO) based on such factors as the decontamination type, terrain, mission, threat, road network, and availability of water. Decontamination site locations that support these lineup points are finalized after reconnaissance of the sites by the decontamination platoon. After the decontamination sites are selected, linkup points are chosen to support each site. A site may have more than one linkup point.

d. Since decontamination assets are limited, the commander must establish priorities of decontamination support and list the units in the order they will be decontaminated. This can change from phase to phase during an operation. The CBRN staff develops the priority of support based on an understanding of the commander’s intent.

 e. Giving the priority of support to the lead task force during the assault phase may not be the best choice since the contaminated elements will not stop for decontamination until after the assault is complete. The commander should establish a priority of work that specifies the order in which equipment will be decontaminated. (For example, a priority of work may be in this order: engineer equipment, artillery pieces, main battle tanks, and long-haul vehicles.) Ships with embarked amphibious and aviation units will have to prioritize similarly, as will aviation units operating ashore. A limiting factor is the availability of water. A typical vehicle requires 500 gallons of water during the DED. The actual amount of water required varies by the vehicle and its contamination level. The supported unit CBRN staff must develop a water resupply plan for thorough decontamination operations. f. A water resupply plan can be as simple as selecting a series of linkup points along a route where the chemical unit can link up with a bulk water truck. More complex water resupply plans include caching water throughout the AO, coordinating for the movement of water bladders by aircraft, and identifying water sources in the unit AO. The use of nonpotable, salt, and brackish waters should be considered.

See Table V-1 for the planning factors for the rinse station. V-2 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

NOTE: Naval aircraft exposed to salt water require emergency reclamation per Aircraft Weapons System Cleaning and Corrosion Control, and Avionics Cleaning and Corrosion Prevention/Control. Table V-1. Planning Factors for the Rinse Station Equipment M12A1 PDDA Rinse M17 LDS Rinse Gallons Applied Minutes Applied Gallons Applied Minutes Applied M1 Tank 325 12 57 14 M2 BFV 325 12 57 14 M113 APC 203 9 38 10 M109A Paladin 325 12 57 14 HEMTT 180 8 30 12 5-Ton Truck 158 7 42 11 HMMWV 90 4 23 6 NOTE: The rinse is done with the spray wand for the M17.

3. Preparation Units prepare for thorough decontamination to be successful.

a. Subordinate units review their higher HQ decontamination plan. If additional decontamination sites or assets are required, they request them from the higher HQ. The supporting decontamination leader conducts a reconnaissance of the designated decontamination sites. Since the decontamination sites are initially selected by map reconnaissance, the actual site may not be suitable. If the selected site cannot support decontamination operations, the CBRN unit leader attempts to find another site close to the original site and notifies the supported unit and higher HQ of the change.

b. The decontamination unit leader determines the support requirements that areneeded to operate the decontamination site. Engineers are required to dig sumps, improveaccess to the site, and dig ditches for runoff. Air defense and military police are required toprovide security. Medical support is also required. Depending on the operational situation and the threat, some DED sites may be prepared in advance. Routes must be established and published in the OPORD, leading the contaminated unit to the linkup point. NOTE: Inform units not to proceed directly to the decontamination site.

4. Execution The actual decontamination operation begins once a contaminated unit requests decontamination support. The unit leader must assess the situation and accurately report it to the HQ. This situation report (SITREP) should include the type and extent of contamination, the current location, the unit’s ability to perform the current mission while contaminated, and the time the unit will become ineffective in combat. The contaminated unit should perform immediate decontamination techniques to increase its survivability and to limit the spread of contamination. An operational decontamination should also be considered and performed, as appropriate. The request for decontamination support must contain several essential elements of information to assist the CBRN staff and the decontamination unit leader in coordinating the decontamination operation. These essential elements of information include the following:

Designation of the contaminated unit. Location of the contaminated unit. Time the unit became contaminated. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-3

Time the unit can move and begin decontamination. Type of contamination. Number and type of vehicles contaminated. Special requirements (e.g., patient decontamination station, recovery assets, unit decontamination team). Supported unit’s frequency and call sign to facilitate initial linkup.

 a. The supporting decontamination unit is given a WARNORD to conduct a decontamination operation. Subsequent WARNORDs provide more detailed information. After requesting decontamination support, the supported unit issues an OPORD/fragmentary order (FRAGORD) to the chemical unit.

b. The supporting decontamination unit must coordinate the movement of the contaminated unit to the linkup point. If the contaminated unit is out of the supported unit AO, the move must be coordinated with the higher HQ.

 c. Once the chemical unit is set up, the decontamination unit leader moves to the linkup point. Other elements may provide assets to support the decontamination operations, such as medical, engineer, air defense, and military police. These elements link up with the chemical unit before the arrival of the contaminated unit (see Table V-2).

 d. The supported unit is responsible for site security and overall control. The decontamination leader is responsible for operating the predecontamination area and for processing vehicles.

 e. After linkup is achieved and all support assets are in position, the actual decontamination operation begins. The decontamination platoon leader, with help from the commander of the contaminated unit or the supported unit C2 cell, supervises the decontamination operation. All equipment not necessary for decontamination operations should be located in an uncontaminated area to limit the spread of contamination.


Table V-2. Thorough Decontamination Support Matrix (Land Forces) Tasks Division CMO DivisionBrigade DISCOMFSBChemical Unit ContaminatedUnitBattalion Preparation Phase Request S N/A N/A N/A N/A N/A P S Coordination S N/A S N/A N/A N/A N/A P Site selection N/A S or P N/A N/A P N/A N/A Advance-party linkup N/A N/A N/A N/A N/A S P S Site setup N/A N/A N/A S S P N/A N/A Execution Phase Site control/security N/A N/A N/A N/A N/A S P N/A Predecontamination actions N/A N/A N/A N/A N/A P S N/A Processing N/A N/A N/A N/A N/A P S N/A V-4 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table V-2. Thorough Decontamination Support Matrix (Land Forces) (Continued) Tasks Division CMO DivisionBrigade DISCOMFSBChemical Unit ContaminatedUnitBattalion Site Clearance Phase Cleanup N/A N/A N/A N/A N/A P P N/A Marking and reporting N/A N/A N/A N/A N/A P N/A N/A Legend: P=primary; S=supporting f. A thorough decontamination site consists of the following areas:

Predecontamination staging area. DED area. DTD area. Postdecontamination AA. g. There should be an alternate route for vehicles that have been decontaminated but did not pass the M8 paper or ICAM test. This limits the spread of contamination by not exposing clean vehicles with vehicles that might need to be reprocessed back though the DED. The chemical unit leader selects these areas based on operational guidance, the road network, available cover and concealment, and the water supply. The contaminated unit uses the predecontamination staging area to ready itself. The postdecontamination AA isthe location where the vehicles and personnel exiting the DED and DTD areas are linked up before moving from the decontamination site (see Figure V-1). Figure V-1. Thorough Decontamination Site 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-5

5. Predecontamination Staging Area The contaminated unit moves to the predecontamination staging area about 500 meters downwind of the thorough decontamination site. The contaminated unit performspredecontamination actions, to include segregating vehicles by checking for contamination. a. For chemical contamination, use the ICAM/CAM and the M8/M9 detector paper.When monitoring vehicles for contamination, there should be about 15 meters between each vehicle to prevent false positive readings with the ICAM. For radiological contamination, use the AN/PDR-77, AN/VDR-2, or ADM-300 radiac detector. b. If the vehicle only has isolated areas of contamination, use the M100 to decontaminate those areas. Recheck for contamination, and consider the vehicle clean if contamination is not detected. NOTE: Do not use the M100 on sensitive items.

6. Vehicle Crews Vehicle crews play an integral part in the thorough decontamination process.
a. The vehicle crews, except for the drivers, dismount. As the crews dismount, theyremove all contaminated equipment, including sensitive items (i.e. electro-optical), from the top and sides of the vehicles. Once the crews have exited the vehicle, they will not reenter. This prevents contamination from being spread into the vehicle interior.

 b. Using the pioneer tools from the contaminated vehicles, the crew removes all heavy mud and debris. They concentrate on the undercarriage, which would be the most likely place for contamination to collect and the hardest place to decontaminate. Once the crew is finished with the pioneer tools, they are placed back on the vehicle. The initial removal of the mud and debris makes it more likely that the decontamination wash will remove any remaining contamination.

 c. Seat covers (when applicable), canvas items, camouflage netting, wooden rails, and any other material that can absorb liquid contamination are removed. These items create a potential transfer hazard and are not easily decontaminated. Left untreated, absorbed chemical agents will desorb after being decontaminated and will create a vapor hazard. The crew removes the items that cannot be decontaminated by the standard methods used in the DTD and places them at the collection point. Decontamination unit personnel provide advice concerning the decontamination or disposal of these items. d. Design vehicle-loading plans to minimize the amount of equipment carried on the outside of the vehicle that cannot be readily decontaminated. Whenever possible, CBRN covers should be used when a chemical attack is expected (see Multiservice Tactics, Techniques, and Procedures for Nuclear, Biological, and Chemical Protection). All CBRN covers are removed and disposed of as contaminated waste during the predecontamination actions. e. Equipment and supplies that are exposed after removal of coverings should be checked for contamination. If the items that can be removed are uncontaminated, they should be moved via a clean route to the postdecontamination area. Contaminated equipment and supplies will be decontaminated or disposed of properly. V-6 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

7. Detailed Equipment Decontamination and Detailed Troop Decontamination Areas

In coordination with the CBRN unit leader operating the decontamination site, the contaminated unit begins sending contaminated vehicles by priority for processing. Communication is maintained between the predecontamination staging area and the CBRN unit leaders. All assistant vehicle drivers are the first individuals sent through the DTD to ensure that there is a driver exchange at Station 3.

See Appendix J for a series of charts to support DED station attendants and supervisors.

 a. Postdecontamination AA. The CBRN unit leader selects the general location for the post decontamination AA. It must be big enough to hold the entire unit and to provide the proper cover and concealment while undergoing the thorough decontamination. The postdecontamination AA is located about 1 kilometer (km) upwind from the DED and DTD areas. The unit assembles in the postdecontamination AA after completing the DTD and DED operations. The unit occupies the postdecontamination AA until the entire unit has gone through decontamination and will then be instructed to move to a reconstitution location or a tactical AA to prepare for future operations.

b. Decontamination Sumps. The construction of decontamination sumps will berequired to control the wastewater runoff from various stations in the DED and for the disposal of expendable supplies from the DED or DTD. The sumps should be of an appropriate size and volume for the station that requires the sump. To prevent the spread of contamination into the ground and to assist in the weathering process, each sump should be lined with a sufficient amount of STB. See Appendix K for a discussion on contaminated-waste disposal.

c. DTD. The contaminated unit or its higher HQ is responsible for setting up, operating, manning, and closing the DTD area at the thorough-decontamination site. The CBRN unit leader determines the general location of the DTD within the decontamination site and provides technical advice on setting up, operating, and closing the DTD area. The supervisor of the DTD must establish a work/rest cycle. There are eight stations for a DTD. Spacing between the stations is approximately 5 meters (see Figure V-2, page V-8). A summary of personnel and equipment for a DTD is provided in Table V-3, page V-8. Whenever possible, personnel should process through the DTD in buddy teams. If a buddy is not available, the station attendant will provide assistance. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-7

Figure V-2. DTD Layout Table V-3. DTD Personnel and Equipment Recapitulation Station Personnel Equipment and Supplies Station 1—individual-gear decontamination 1 monitor (CAM/ICAM operator) 2 attendants 4 30-gallon containers 2 long-handled brushes 2 ponchos or plastic sheets 1 CAM/ICAM 8 books of M8 detector paper 4 M256A1 detector kits 100 plastic trash bags Sufficient STB slurry mix Rinse water *Hot, soapy water *AN/VDR-2 *Sponge Station 2—overboots and hood decontamination 1 attendant 1 cutting tool 1 SDK or IEDK per person Large plastic sheet Plastic trash bags (as required) 10 drums of STB 1 shovel Station 3—overgarment removal 1 attendant 2 30-gallon containers 100 plastic trash bags 10 boxes of SDKs V-8 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table V-3. DTD Personnel and Equipment Recapitulation (Continued) Station Personnel Equipment and Supplies Station 4—overboots and gloves removal 3 attendants 8 30-gallon containers 2 long-handled brushes M8 detector paper (as required) 1 immersion heater 100 plastic trash bags 1 CAM/ICAM Engineer tape 1 cutting tool 2 ponchos or large plastic sheets 5 percent STB/HTH solution Hot, soapy water Cold rinse water Station 5—monitoring 1 attendant (CAM/ICAM operator) 1 trauma specialist (or combat lifesaver) 1 CAM/ICAM First aid supplies 5 books of M8 detector papers 1 box of SDKs Station 6—mask removal 2 attendants 1 M8A1 or M22 ACAA Engineer tape Station 7—mask decontamination point 2 attendants 1 monitor 1 30-gallon container 4 3-gallon containers 1 CAM/ICAM 2 sponges 1 case of paper towels 1 immersion heater Mask sanitizing solution Hot, soapy water Rinse water Station 8—reissue point Unit CBRN NCO/supply sergeant Mask PLL * Denotes the equipment needed for radiological contamination.

NOTE: Assume that an operational decontamination was done before the thorough decontamination

. (1) Station 1—Individual-Gear Decontamination. At this station, contamination is removed from individual gear (load-bearing equipment, mask carrier, helmet, and weapon). The individual gear is checked with the ICAM or M256 kit to ensure the completeness of the decontamination.

 (a) Preparation. At this station, the following equipment and supplies are needed: four 30-gallon containers for each two decontamination lanes used; two long-handled brushes for each two decontamination lanes used; sufficient STB slurry mix for chemical contamination; hot, soapy water and a sponge for radiological contamination; rinse water; two ponchos or plastic sheets; and engineer tape. Dig a sump that is 6 feet long, 6 feet wide, and 4 feet deep (minimum).Place four 30-gallon containers near the sump for easy changing. Fill two containers with the STB slurry mix. Fill the other two containers with clean water for rinsing, and place them about 3 feet forward of the STB containers. Place two long-handled scrub brushes ateach container of STB slurry. Prepare the slurry. Mix 100 pounds of STB with 20 gallons of hot water. (The decontamination unit provides the hot water.) Change the mixture after 20personnel have decontaminated their gear, and change the rinse water after every 10 personnel or when it appears dirty. Dump the old rinse water and used STB in the sump. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-9

lace a poncho or a plastic sheet on the ground at the checkpoint.Using engineer tape, divide the poncho or sheet in half (this is the contamination control line). Ensure that the checkpoint is a minimum of 10 feet from the other stations in order to get a true reading on the detection equipment. Place the following equipment at the checkpoint for an average company-size unit: one ICAM, eight books of M8 detector paper, four M256A1 detector kits, 100 plastic trash bags, and one AN/VDR-2 for radiological contamination. An additional CAM/ICAM may be required in the event of saturation of the ion chamber.

(b) Execution. The contaminated person decontaminates his gear by washing and scrubbing it for 6 minutes in the container with hot, soapy water or an STB slurry mix (see Figure V-3). If he is wearing the M42 mask, he should use hot, soapy water and a sponge or an STB slurry mix to decontaminate the hose and canister.

Figure V-3. Decontaminating Individual Equipment The contaminated person dips his gear into the clean-water container, rinses it for 4 minutes, hands it to the attendant, and then proceeds to the next station. The attendant takes the gear to the equipment checkpoint, places the decontaminated gear on the “dirty” side of the contamination control line, and returns to the container to pick up more gear. The monitor at the checkpoint checks the gear using the appropriate detection device and the procedures associated with that device. If residual contamination is detected, the attendant recycles the gear and decontaminates it again. If the gear passes the check, the attendant places it on the clean side of the contamination control line. The attendant carries the equipment to the reissue point.

The contaminated gear may go through more extensive washing and checking procedures if time allows. The longer the gear is washed or left out in the air after washing, the lower the contamination level will be. The gear may be put in closed areas or V-10 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
plastic bags and checked for hazardous vapors with the M256A1 detector kit or the CAM. The CAM only detects the G- and V-series nerve-agent vapors and the H-series blister-agent vapors.

(c) Risk. If these procedures are done improperly, contamination may remain on the equipment. The resulting vapor hazard could cause casualties to unmasked personnel, particularly in closed areas (vehicle interiors) or heavily wooded areas where air circulation is poor.

(2) Station 2—Overboots and Hood Decontamination. At this station, grosscontamination on overboots, trouser legs, mask, and hood is neutralized. If ample hoodsare available at the reissue point, the hood should be cut away.

(a) Preparation. The following equipment and supplies are needed for the mask and the shuffle pit: one cutting tool for each decontamination lane used, one SDK or IEDK per person, plastic trash bags (as required), ten drums of STB, and one shovel. One person is required to operate this station. The attendant directs and observes the contaminated personnel as they decontaminate their overboots and hoods. Prepare a shuffle pit by digging a shallow pit about 3 feet long, 3 feetwide, and 6 inches deep. Fill the shuffle pit with STB dry mix or STB slurry, depending on the availability of water. Prepare the STB dry mix by mixing three parts of earth to two parts of STB. Prepare the STB slurry as at Station 1. Add more STB to the mix after ten people have processed through the shuffle pit. The CBRN unit will provide ten drums of STB for every company-size unit that goes through the station. (b) Execution. The contaminated person walks into the shuffle pit,spreads his legs apart (double shoulder-width), bends at the waist, and uses his hands to thoroughly rub the STB dry mix or the STB slurry on his overboots and lower trouser legs (see Figure V-4, page V-12). He takes special care to rub the rear of his overboots and also removes any excess decontaminant from his gloves. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-11


Figure V-4. Shuffle Pit Decontamination

 If a replacement hood is available, remove the hood as follows: Buddy 1 cuts the shoulder straps and draw cord on Buddy 2’s hood. Buddy 1 pulls Buddy 2’s hood inside out over the front of the mask, being careful not to touch the exposed neck or head. Buddy 1 gathers Buddy 2’s hood in one hand and, using a cutting tool, cuts away the hood as close as possible to the eye lens outsert, voicemitter, and inlet valve covers. Make sure that nothing is left dangling below the bottom of the mask. If a replacement hood is not available, Buddy 1 decontaminates and rolls Buddy 2’s hood in the same manner as for a MOPP gear exchange (see Chapter III). When the task is completed, Buddy 1 and Buddy 2 reverse roles. NOTE: Personnel should check their overboots, rubber gloves, and overgarment for damage. Any rips, tears, or punctures in these items should be reported to the monitor at Station 5. This allows the monitor to check personnel for chemical-agent symptoms and check their clothing for possible contamination. Buddy 1 decontaminates his own gloves. He loosens Buddy 2’s overgarment hood by unfastening the barrel lock. (NOTE: If there is difficulty unfastening the barrel lock, loosen the draw cord.) He then loosens the draw cord around the edge of the hood and unfastens the hook-and-pile fastener at the chin. Buddy 1must take care to avoid touching Buddy 2’s skin and throat. Buddy 1 removes Buddy 2’s overgarment hood by opening the front closure flap and pulling the slide fastener from the chin down to the chest. Buddy 1instructs Buddy 2 to turn around. Buddy 1 grasps the back of Buddy 2’s hood, rolls the hood inside out (being careful not to contaminate the inner garment), and pulls the hood off. (c) Risk. If these procedures are done improperly, contamination can be transferred from the hood to the combat boots, head, and neck. (3) Station

3—Overgarment Removal. V-12 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

(a) Preparation. At this station, the contaminated overgarments are removed before the agent penetrates the overgarment material and touches the undergarments or the skin. The following equipment and supplies are needed: two 30-gallon containers for each two decontamination lanes, 100 plastic trash bags (or about one per person), and ten boxes of SDKs. One person is required to operate this station. He directs and monitors personnel as they remove their overgarments in the same manner as a MOPP gear exchange (see Chapter III).

(b) Execution. NOTE: The attendant avoids touching the person’s skin or inner clothing. If contact is made, decontaminate immediately and then proceed with the overgarment removal. The attendant assists the contaminated person in removing his overgarment. The contaminated person locates his trouser suspender snap-couplers by feeling for them on the outside of his jacket and releases them. The attendant cuts and removes the M9 detector paper from around the person’s wrist. He unfastens the hook-and-pile fastener over the jacket zipper, waist cord, and wrist straps on the jacket. The attendant unfastens the front-closure flap on the front of the jacket and pulls the slide fastener from the top of the chest down to the bottom of the jacket. He unfastens the webbing-strip snaps at the bottom of the jacket and releases the coat retention cord. He unfastens the back snaps and instructs the person to make a fist. Touching only the outside surface of the jacket, the attendant loosens the bottom of the jacket by pulling the material away from the body. He then pulls the jacket down and away from him (see Figure V-5). Figure V-5.

Removing the Overgarment Jacket The attendant instructs the person to turn around, extend his arms in front of him, and make a fist to prevent the removal of his chemical protective gloves. The attendant grasps the jacket near the shoulders and removes it by pulling it down and away from the body. NOTE: If there is difficulty removing the jacket in this manner, pull one arm out at a time. The attendant cuts and removes the M9 detector paper from the trousers. He unfastens the hook-and-pile fasteners and zippers on the cuffs of the trousers. He also unfastens the front waist snaps and unzips the front zipper. He has the person lift 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-13
one leg and point that foot down and bend slightly at the knees for stability. The attendant grasps the cuff of the elevated foot with a hand on each side and pulls the cuff in an alternating, jerking motion until the person can step out of the trouser leg. The process is repeated on the other leg. NOTE: The attendant ensures that the person steps wide enough so that he will not rub his clean leg against the contaminated boot and overgarment.

(4) Station 4—Overboots and Gloves Removal. At this station, contaminated overboots and gloves are removed to limit the spread of contamination. The overboots and gloves may also be decontaminated for reissue. (a) Preparation. At this station, the following equipment and supplies are needed for every two lanes used: engineer tape, two cutting tools, and 100 plastic trash bags (or about one per person). If the overboots and gloves are not being decontaminated, two 30-gallon containers are needed. If the overboots and gloves are being decontaminated, the following items are needed: eight 30-gallon containers; two long-handled brushes; two ponchos or large plastic sheets; one CAM; one AN/VDR-2 (for radiological contamination); four M256A1 detection kits; one immersion heater; 100 plastic trash bags; M8 detector paper, as required; 10 percent STB/HTH solution; hot, soapy water; and cold rinse water. If replacement overboots and gloves are available, establish a liquid contamination control line and set two 30-gallon containers 1 foot back from the line (see Figure V-6). Personnel should support themselves using the containers and discard their overgarments into the containers. An attendant directs and monitors the personnel as they remove their overboots and gloves in the same manner as a MOPP gear exchange (see Chapter III); however, the person steps over the control line instead of onto a jacket. Figure V-6. Station 4 Layout V-14 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

If replacement overboots and gloves are not available, fill two 30-gallon containers with hot, soapy water; two 30-gallon containers with a 10 percent STB/HTH solution, placing two scrub brushes near the containers; and then fill two 30-gallon containers with cold rinse water. One attendant supervises and assists thepersonnel wearing the M42 mask. The other two attendants decontaminate the overboots and the gloves; one processes the overboots, while the other processes the gloves. NOTE: Replace the water in all the containers once 20 items have been processed. When available, the decontamination platoon will assist with the water requirements. Use engineer tape to mark the liquid-contamination control line on the ground. Place the cutting tools, two dirty containers, and plastic bags on the dirty side of the liquid contamination control line. The liquid contamination control line separates the dirty and clean areas. No liquid agent should be tracked on the ground beyond the liquid contamination control line. (b) Execution. The attendant unfastens or cuts the elastic closures on the overboots. The contaminated person faces the liquid contamination control line and steps back about 12 inches. The attendant steps on the back of the overboot and instructs him to lift his heel and work his foot out of the overboot and step across the liquid contamination control line (see Figure V-7). Repeat the process on the other foot. If this process cannot remove the overboot, the attendant cuts it off and discards it in the designated container. The person holds the fingertips of his gloves and partially slides his hands out. The attendant removes the gloves. If the contaminated person is wearing the M42 protective mask, the attendant from Station 6 carries the filter canister until it is removed. The overboots and gloves are decontaminated using the following steps: Figure V-7.

Liquid Contamination Control Line NOTES:

1. Check all items for holes, tears, and punctures; and discard any item with a defect. Do not decontaminate any item that is unserviceable. 2. The attendant at Station 4 performs his duty from the dirty side of the liquid contamination control line.

Step 1. Submerge the gloves and overboots in their respective container of hot, soapy water. (Some of the contamination is removed during this step.) 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-15
When the overboots and gloves are removed from the container, ensure that no water remains inside them.

Step 2. Submerge the gloves and overboots in their respective containers of STB/HTH solution. Thoroughly scrub the items until no visible contamination remains. After scrubbing, submerge each item once more before transferring it to the rinse container.

Step 3. Thoroughly rinse the scrubbed items, making sure that they are rinsed inside and out.

Step 4. Place the usable items on a poncho or a plastic sheet to air-dry and weather.

Step 5. Place the usable items in a plastic trash bag along with an M256A1 detector kit. If the detector kit shows that contamination remains, the attendants can recycle the items or discard them. However, if the kit shows no contamination, the items can be reused.

(c) Risk. If the overboots are improperly removed, the combat boots may become contaminated and contamination may be spread to the clean areas. If the gloves are not properly removed, the undergarments and skin may become contaminated.

(5) Station 5—Monitoring. At this station, contamination on personnel is identified, spot decontamination is provided, and medical aid is provided, as required.

(a) Preparation. The following equipment and supplies are needed for the attendant and health care provider: first aid supplies, one CAM/ICAM, one AN/VDR-2 (for radiological contamination), five books of M8 detector paper per 100 people, and one case of SDKs. A health care provider should be present to treat any casualties suffering from chemical-agent symptoms. If a health care provider is unavailable, a combat lifesaver should be present.

(b) Execution. The attendant checks personnel for agent vapor contamination using the CAM/ICAM (see Figure V-8). The attendant uses M8 paper to detect liquid agents. Symptoms of agent poisoning are the most obvious indication of skin contamination. At this station, the trauma specialist checks each person for symptoms of agent poisoning and treats them, as required. Personnel should report damage to their MOPP gear that was identified at Stations 2, 3, and 4. The attendant can then decontaminate the identified areas with the SDK. Personnel are remonitored after decontamination. It is possible that all liquid chemical contamination is absorbed into the clothing. If so, M8/M9 detector paper will indicate negative, even though there is a hazard. V-16 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
Figure V-8. Checking for Contamination

(c) Risk. If this station is omitted, the contaminated personnel could become a casualty. After this station, the personnel will not be checked for contamination or decontaminated again. Commanders can choose to conduct a more extensive contamination check here if medical assistance and time are available. This decreases the risk of casualties.

 (6) Station 6—Mask Removal. At this station, the mask is removed without contaminating the person. The mask is taken to a mask decontamination point, limiting agent transfer at the station.

(a) Preparation. The M8A1 or M22 automatic chemical-agent detectoralarm (ACADA) and engineer tape are needed. Two people are needed to operate this station. They remove and carry the masks to Station 7.

 (b) Execution. If the hood is still attached to the mask, the attendant pulls the hoodover the front of the mask, grabs the mask by the voicemitter cover, and pulls the mask off the person. The person holds his breath as the mask is removed. If the mask has opticalinserts, the attendant holds the mask open so that the person can remove the inserts without touching the outside of the mask. The person walks upwind 5 meters, crosses the vapor contamination control line, and then resumes breathing. The attendant brings themask to Station 7. NOTE: The attendant should show the individual the exit route before he removes his mask and closes his eyes. If the wind direction remains constant, no chemical vapor hazard isexpected beyond the vapor contamination control line. Position the M8A1 or the M22 ACADA upwind of the station to warn of vapor hazards. The person gettingdecontaminated moves straight ahead; while his mask, which may still give off vapors, is held on the dirty side of the vapor contamination control line and taken to Station 7 where it is decontaminated.

 (c) Risk. If the mask is removed improperly, the person can breathe toxic vapors. There is a high probability (7) Station 7—Mask Decontamination Point. At this station, all the contamination is removed from the mask. NOTE: Once 20 items have been processed in the wash containers, replace the water. Once 10 items have been processed in the rinse water, replace it. Place the contaminated waste into the sump.

 (a) Preparation. At this station, the following materials and equipment are needed: four containers (about a 3-gallon capacity); one CAM (for chemical only); hot, soapy water; rinse water; mask-sanitizing solution; one immersion heater; one 30-gallon container; two sponges; and one case of paper towels per company. Dig a sump that is 4 feet long, 4 feet wide, and 4 feet deep to discard the used filters and canisters. Place the equipment and materials as shown in
 Figure V-3, page V-8.

Three people are needed to operate this station. Two people strip, wash, rinse, sanitize, and dry the masks. The other person checks the masks and carries them to the reissue point.

 (b) Execution. Remove the eye lens outserts and the hood (if the hood was not cut off at Station 2). Remove and discard the filters or canisters. Put the items into the properly marked containers. Wash the mask, hood, eye lens outserts, and hoses onthe M42 and M43 masks in hot, soapy water. Rinse these items in clean water, dip them into the sanitizing solution, agitate them for 5 minutes, and then rinse them again in clean water. Ensure that two different buckets of water are used for rinsing. Add one tube of mask-sanitizing solution (HTH) for each quart of water. Wipe the masks with rags until they are almost dry. Discard each container of mask-sanitizing solution into a sump after every ten masks. Check the masks for contamination with a CAM. If the masks are still contaminated, recycle them for more decontamination and then decontaminate your rubber gloves. If the masks are not contaminated, take the masks to the reissue point. Take care not to become contaminated or to contaminate the reissue point.

 (c) Risk. If these procedures are done improperly, personnel may become contaminated when the masks are reissued at the reissue point. Even if they are done correctly, there is still a possible danger when many masks are stacked together. Small amounts of residual vapor from each mask can become potentially dangerous. NOTE: Runners between Stations 7 and 8 are in MOPP2 and are prepared to go to MOPP4.

(8) Station 8—Reissue Point. At this station, the mask and its components are provided to personnel for reassembly and decontaminated individual equipment from Station 1 is reissued.

 (a) Preparation. At this station, the protective mask prescribed load list parts are needed. The unit CBRN NCO or supply sergeant sets up the reissue point to provide personnel with replacement parts for all types of protective masks and to assist in mask maintenance. If M42 or M43 masks are used, the unit CBRN NCO must be at this station.

(b) Execution. The mask and its components are reissued to the person who assembles it in the AA. The unit CBRN NCO affixes canisters to the cleaned M42 and V-18 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
M43 hoses. The person picks up their individual gear and moves to the postdecontamination AA.

(c) Risk. If these procedures are done improperly, personnel may be inadequately equipped for future operations. NOTE: If time is critical, the CBRN NCO will have replacement chemical suits, overboots, and gloves at this station for reissue. If time is available, personnel will receive this equipment at the postdecontamination AA. d. Resupply Support Responsibilities. The supporting decontamination unit mustsupply most of the equipment and supplies that are required to operate the DTD. This does not relieve the supported unit of the requirement to maintain adequate supplies to conduct DTD procedures.

 (1) A decontamination unit will continue to receive support from its parent organization. The supported unit provides the decontamination unit with replacements, supplies, and material at the end of the DED. This shortens the time that the decontamination unit is not mission-capable following the DED. The supported unit must coordinate for supplies and equipment necessary to operate the DTD. Three people are at the station for proper operation. One person supervises the decontamination of the individual gear and takes the decontaminated equipment to the checkpoint. He also prepares a new slurrymixture as necessary. One person remains at the checkpoint and checks the gear using the detection equipment to ensure that it is decontaminated. One person transports the decontaminated gear to the reissue point.

(2) Typical nondecontamination units do not have more than two CAMs per company-size unit. However, the DTD requires a minimum of three CAMs. The supporting HQ may need to provide additional CAMs. The division support command (DISCOM) sustains the division decontamination units. A decontamination unit attached to a maneuver force identifies the resources that are needed to accomplish the mission and passes these requirements to the maneuver staff supply officer (S-4)/component logistics staff officer (G-4). The S-4 and G-4 then coordinate with the supporting CSS element to fillthe requirement. The supply units that operate the Class II points issue the protective masks and overgarments. They normally package protective clothing as complete sets of MOPP equipment to support a predetermined number of personnel. Decontamination supplies may be issued in preconfigured “push” packages. e. DED. Decontamination units are responsible for setting up, operating, and closing the DED portion of the thorough decontamination operation. The DED for CB contamination is comprised of five stations. For radiological contamination, the DED uses all but Station 2. Stations are normally 50 meters apart; however, spacing is METT-TC­dependent. Resupply procedures are of critical importance. Resupply vehicles typicallyoperate independently and need to maintain communications with the platoon HQ in the event that the platoon relocates or needs to change linkup locations or the mission requirements change. CAUTION Do not kneel or touch the ground while attempting to remove contamination. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-19

(1) Station 1—Primary Wash. (a) At this station, the gross contamination and dirt are removed from the vehicle. Spray the vehicle for 2 to 3 minutes with hot, soapy water, and scrub it to help remove caked-on dirt. The mechanical action of scrubbing also helps remove thickened chemical agents. Although the undersurfaces are difficult to reach, try to remove as much dirt as possible. After scrubbing the vehicle, spray it again for 2 to 3 minutes to remove loosened dirt and contamination. This station uses about 250 gallons of water per vehicle. Larger vehicles with large quantities of dirt use more water. The runoff from this station is contaminated and must be treated as hazardous. The contaminated runoff must be controlled; if available, engineer support may be used to construct a sump. This station requires high water pressure systems (M12A1 power-driven decontamination apparatus [PDDA], M17 lightweight decontamination system [LDS], or multipurpose decontamination system [MPDS]) rather than low water volume systems (65-gallon-per-minute [GPM] pumps). NOTE: Use 35 cubic feet of space per 250 gallons of liquid runoff when calculating the size for the drainage sump. (b) The effectiveness of the wash depends on the type of wash (hot, soapy water; hot water; cold water; or steam). The relative effectiveness rankings for selected surfaces are listed in Table V-4. Hot, soapy water is heated from about 120°F to 140°F to and a detergent is added to reduce surface tension. The detergent removes the agent byemulsification, which is followed by the mechanical displacement of the suspension. Hot water alone is less effective than hot, soapy water. For some chemical agents, cold water exhibits better solvent characteristics. Because of the high temperature, some agents are best removed by steam through vaporization. See Potential Military Chemical/Biological Agents and Compounds, for the chemical and physical properties of CW agents. Table V-4.

Effectiveness of Types of Wash Agents/Surfaces Type of Wash TGD on alkyd-painted metal Hot water and/or steam; hot or cold, soapy water TGD on CARC-painted metal Hot, soapy water; hot water and/or steam; cold water TGD on canvas or webbing Steam; hot water and/or hot, soapy water; cold water THD on alkyd-painted metal Hot water and/or steam; hot, soapy water; cold water THD on CARC-painted metal Hot, soapy water; hot water and/or steam; cold water THD on canvas or webbing Steam; hot, soapy water; cold water; hot water HD on alkyd-painted metal Hot, soapy water; hot water and/or steam; cold water HD on CARC-painted metal Hot, soapy water and/or steam; cold water; hot water HD on canvas or webbing Steam; hot water; hot, soapy water; cold water VX on alkyd-painted metal Steam; cold water; hot water and/or hot, soapy water VX on canvas or webbing Steam; hot water and/or hot, soapy water; cold water GD on canvas or webbing Steam; hot, soapy water and/or hot water; cold water NOTE: The types of wash are listed in the order of effectiveness, starting with the most effective to the least effective. V-20 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

(2) Station 2—Decontaminant Application

. (a) At this station, a decontaminant is applied to the entire vehicle. The vehicle is divided into four parts, and a member of the scrubbing team is assigned to each part. This limits the workload of each member of the scrubbing team and avoidsduplication of work. STB slurry, STB dry mix (if the temperature is below 0°F), or another approved decontaminant is applied starting at the top of the vehicle and working toward the undercarriage. Every effort is made to apply the decontaminant to the undercarriage, especially if the vehicle has crossed a contaminated area.

 (b) Before starting the decontamination operation, the decontamination crew prepares the slurry mix in the M12 PDDA or by mixing 100 pounds of STB with 20gallons of hot water in 30-gallon containers. Each member of the scrubbing team wears atoxicological agent-protective (TAP) apron or wet-weather gear to protect him and his clothing from being saturated with water, decontaminant, or agent. NOTE: Use 35 cubic feet of space per 250 gallons of liquid runoff when calculating the size for the drainage sump.

(c) Ensure that there is a sufficient amount of decontaminant on the item being decontaminated for neutralization to occur.

(3) Station 3—Contact Time/Interior Decontamination.

(a) At this station, the decontaminant is allowed to completely neutralize the chemical agent and the interior of the vehicle is decontaminated. Vehicles are moved to a concealed position. The attendant tracks the time each vehicle enters and exits this site to ensure that at least 30 minutes has passed. When there is a 30-minute contact time, there should be no desorption for most chemical agents. The attendant also tracks whether any contamination is found on the inside of the vehicle. This information may be needed for redeployment as part of the clearance decontamination.

(b) While the vehicle is held at this station for the decontaminant to completely react, the driver inspects the interior of the vehicle for liquid contamination. The driver is given M8 detector paper to check for chemical contamination. If he identifies contamination, he is given decontamination supplies to decontaminate the interior of the vehicle. The best decontamination solution for use in the interior of vehicles is a 5 percent solution of HTH or STB. The driver wipes all reasonably accessible surfaces with a rag or sponge soaked in the HTH or STB solution. He should not attempt to decontaminate areas where there is little likelihood of contamination (electrical assemblies, the area beneath the turret floor, etc.).

 (c) Once the interior decontamination is complete, the driver places covers over the seats and floor of the vehicle. (This prevents the assistant driver from soaking excess decontaminant into his MOPP gear.) The driver dismounts the vehicle and proceeds to the start of the DTD. The assistant driver, having completed the DTD, checks with the attendant to ensure that at least 30 minutes have passed, mounts the vehicle, and moves it to the next station. All drivers must exercise caution when entering or exiting the vehicle.

(d) For radiological contamination, use an AN/PDR-77 or AN/VDR-2 radiac detector to determine the extent and location of contamination inside the vehicle. If there is contamination, determine the intensity of the contamination. If the contamination 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-21
is greater than 0.33 centigray (cGy), the interior of the vehicle must be decontaminated. Use a wet sponge to wipe the interior of the vehicle.

(4) Station 4—Rinse. At this station, the decontaminant is removed from the vehicle. Spray the vehicle with water from the top to the bottom. Take care to rinse the undercarriage. This station uses about 200 gallons of water per vehicle. Failure to remove all the decontaminant from the vehicle may cause a false positive reading at Station 5. If high water pressure systems (M12A1 PDDA, M17 LDS, or MPDS) are not available, large-volume water pumps (65- and 125-GPM) should be used at this station. The driver removes plastic or other material (if present) covering the seats and floor and disposes of it as hazardous waste.

(5) Station 5—Check. At this station, the vehicle is checked to see if it has a negligible contamination level or if it still has significant contamination remaining. Detection procedures will vary depending on the type of contamination. If significant contamination is found on the vehicle, the vehicle is recycled to Station 2 for chemical contamination or to Station 1 for radiological contamination. (See Figure V-1, page V-5, fora suggested layout of the recycle route.) Caution must be exercised to prevent the vehicle from contaminating clean areas. If the vehicle cannot be recycled, the commander must decide what to do with the vehicle; at a minimum it should be segregated from the clean troops and vehicles for weathering to occur. Personnel operating the vehicle must remain in elevated MOPP. If sufficient resources and time are available, the vehicle should be placed back into a through decontamination line.

(a) Chemical (CAM Interferents). The ICAM/CAM is used to check for the presence of vapor from residual liquid contamination. A one-bar or lower reading on the ICAM/CAM indicates a negligible contamination level. Once the ICAM/CAM indicates the presence of vapor contamination, M8 detector paper is used to verify the presence of liquid contamination. If it is suspected that the ICAM/CAM and M8 detector paper are producing false positive results, use an M256A1 detector kit near the area to verify the presence of contamination. See Table V-5 for a list of common interferents that can cause false positive readings on the CAM. If the vehicle has significant contamination remaining, recycle it to Station 2 for chemical contamination or to Station 1 for radiological contamination. The commander may modify the recycle criteria based on mission requirements. V-22 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table V-5. Common Interferents for the CAM Interferents G Agent Bar Response H Agent Bar Response Insect repellent Low to very high N/A Brake fluid High to very high Very high General-purpose cleaner High N/A Burning kerosene N/A High Breath mints High N/A Gasoline vapors Low Low Burning grass Low to high Low Burning gas Low N/A Green smoke Low Low to high Break-free oil Low N/A Ammonia Very high N/A

There will be desorption of chemical agents from the surfaces afterdecontamination. The desorption of vapors on surfaces painted with the CARC will stop sooner than it will on surfaces painted with alkyd. Consider this when checking decontaminated items for overall decontamination effectiveness.

(b) Radiological. Use the AN/PDR-77, ADM-300, or AN/VDR-2 to determine if any contamination remains. If there is contamination remaining, determine the intensity of the contamination inside and outside the vehicle. If the contamination is greater than 0.33 centigray per hour (cGy/hr), the vehicle is then recycled to Station 1. f. Recycle Criteria. The commander, with the CBRN unit leader’s help, establishes the recycle criteria before starting the decontamination operations. The recycle criteriadetermine which vehicles will return to Station 1 after contamination is detected. If the unit has sufficient time and resources, any vehicle having more contamination than the acceptable level should be recycled. However, time and resources are usually limited and not all vehicles can be recycled. The recycle criteria are based on the weathering effects. g. Reconstitution Criteria. The operational and thorough decontaminationoperations that are performed on vehicles or major equipment will be recorded on the Operator’s Inspection Guide and Trouble Report (General-Purpose Vehicles). This information will become a permanent record for these vehicles or major equipment. The entries that are required on this form are the type of decontamination performed, decontaminant used, date-time group (DTG) completed, location of the decontamination site, and type of monitoring equipment used to verify decontamination completeness. This information will assist with reconstitution operations once the conflict or war has ended. h. DED Layouts.

 (1) Decontamination units establish thorough decontamination sites differently because of organization and equipment differences. The optimum layout for each type unit is described in the following paragraphs. This layout provides the maximum output for units at 100 percent personnel and equipment strength. The equipment and personnel requirements for the optimum layout are identified for the decontamination unit and the supported unit (augmenter) (see Table V-6, page V-24). 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-23

Table V-6. Personnel and Equipment Requirements for the Optimum DED Layout of an M12A1 PDDA-Equipped Unit Stations Personnel Equipment and Supplies Decontamination platoon

Augmentees Station 1—Primary wash 1 squad leader 1 PDDE operator 2 sprayers 4 scrubbers 1 M12A1 PDDA 1 3,000-gallon tank 2 65-/125-GPM pumps 6 long-handled brushes 4 TAP aprons Liquid detergent 1 TPU 2 flashlights Station 2—Decontaminant application 1 squad leader 1 PDDE operator 2 sprayers 8 scrubbers 1 M12A1 PDDA 1 3,000-gallon tank 18 long-handled brushes 9 mops with extra mop heads 3 30-gallon containers Sufficient STB 4 TAP aprons 1 TPU 2 flashlights Station 3—Contact time/interior decontamination 1 NCO 2 assistants 2 AN/VDR-2s 3 TAP aprons 6 30-gallon containers 10 books of M8 detector paper 30 sponges 8 M256A1 detector kits 50 trash bags 1 clipboard 1 pen 1 stopwatch Station 4—Rinse 1 squad leader 1 PDDE operator 2 pump operators 2 sprayers 1 M12A1 PDDA 1 3,000-gallon tank 3 65-/125-GPM pumps 1 TPU 2 TAP aprons 2 flashlights Station 5—Check 2 NCOs or CAM operators None 2 CAMs 10 M256A1 detector kits 20 books of M8 detector paper 2 AN/VDR-2s 2 M8A1 or M22 ACAAs C2 1 PL 1 PSG None 1 HMMWV with a radio 3 NBC marking kits Total Personnel 17 16 N/A

(2) Since it is unlikely that all units will be at 100 percent strength, alternate layouts are discussed. For each alternate layout, decontamination unit equipment requirements are identified. However, personnel requirements are not identified by the V-24 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
chemical unit and supported unit. The total number of personnel that are needed is identified, with a minimum number of decontamination unit personnel. i. Alternate-Layout Planning Considerations. CBRN unit leaders use METT-TC to determine the best possible DED layout to execute their mission. When determining alternate DED layouts, they use the following guidelines:

 (1) The ability to spray hot, soapy water or steam under pressure must beretained at Station 1.

(2) The largest number of people is required at Station 2.

(3) Experienced and qualified ICAM/CAM operators are required at Station 5.

(4) Water does not have to be hot to rinse off the decontaminant; however, the lower the water pressure, the greater the amount of water required for the rinse. j. Decontamination Unit (M12A1).

 (1) The optimum DED layout for an M12A1 PDDA-equipped decontamination unit requires the use of all authorized equipment and personnel. While this DED layout is manpower- and equipment-intensive, it provides for the rapid decontamination of vehicles and equipment (eight vehicles processed per hour). This layout uses dual lanes at Stations 1, 4, and 5 to process two vehicles at a time. Since the most time- and labor-intensive work takes place at Station 3, this station is designed to process three vehicles at a time.

(2) It may not be possible for an M12A1 PDDA-equipped decontamination unit to use the optimum DED layout. Limited personnel or equipment will affect the DED layout. See Table V-7 for an alternate layout. The processing rate using this layout will be affected by work/rest cycles (see Table V-8, page V-26). Table V-7. Personnel and Equipment Requirements for the Alternate DED Layout of an M12A1 PDDA-Equipped Unit Stations Personnel Equipment and Supplies Station 1—Primary wash 1 NCOIC* 1 PDDE operator* 2 sprayers 2 scrubbers 1 M12A1 PDDA 1 3,000-gallon tank 2 65-/125-GPM pumps 4 long-handled brushes 4 TAP aprons Liquid detergent 1 TPU 2 flashlights Station 2—Decontaminant application 1 NCOIC* 1 PDDE operator* 2 sprayers 8 scrubbers 1 M12A1 PDDA 1 3,000-gallon tank 12 long-handled brushes 4 mops with extra mop heads 3 30-gallon containers Sufficient STB 1 TPU 4 TAP aprons 2 flashlights

Table V-7. Personnel and Equipment Requirements for the Alternate DED Layout of an M12A1 PDDA-Equipped Unit (Continued) Stations Personnel Equipment and Supplies Station 3—Contact time/interior decontamination 1 NCO* 2 interior decontamination assistants 2 AN/VDR-2s 3 TAP aprons 6 30-gallon containers 10 books of M8 detector paper 30 sponges 8 M256A1 detector kits 50 trash bags 1 clipboard 1 pen 1 stopwatch Station 4—Rinse 1 NCOIC* 1 PDDE operator* 2 sprayers 1 M12A1 PDDA 1 3,000-gallon tank 3 65-/125-GPM pumps 1 TPU 2 TAP aprons 2 flashlights Station 5—Check 2 NCOs or CAM operators* 2 CAMs 10 M256A1 detector kits 20 books of M8 detector paper 2 AN/VDR-2s 2 M8A1 or M22 ACAAs C2 1 PL* 1 PSG* 1 HMMWV with a radio 3 NBC marking kits Total Personnel 29 N/A *Denotes personnel from the decontamination unit. Table V-8. Recommended Work/Rest Cycles for DED Temperatures Stations and Workload Station 1 Primary Wash Station 2 Decontaminant Application Station 3 Contact Time/Interior Decontamination Station 4 Rinse Station 5 Check Physical Exertion Moderate Heavy Moderate Moderate Light Cool (less than 68°F) 60 work 15 rest 30 work 30 rest 60 work 15 rest 60 work 15 rest 60 work 15 rest Warm (68°–74°F) 45 work 45 rest 20 work 20 rest 45 work 45 rest 45 work 45 rest 50 work 50 rest Hot (74°–84°F) 30 work 60 rest 15 work 30 rest 30 work 60 rest 30 work 60 rest 40 work 80 rest Very hot (greater than 84°F) 20 work 60 rest 10 work 30 rest 20 work 60 rest 20 work 60 rest 25 work 75 rest NOTE: When operating in temperatures above 75°F, consider the ability of the personnel to accomplish the mission. Once the personnel have reached their maximum workload for heat stress, they cannot recover quickly enough to accomplish the decontamination mission. A viable option is to postpone the decontamination operation until a cooler part of the day or evening. This will reduce the heat stress load on the personnel and increase the probability of mission success. V-26 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006


k. Decontamination Platoon (M17 LDS or MPDS).

 (1) The decontamination units equipped with the M17 LDS or MPDS will set up the DED differently than the decontamination units equipped with the M12A1 PDDA (see Table V-9). While the optimum DED layout is manpower- and equipment-intensive, it provides for the rapid decontamination of vehicles and equipment (eight vehicles processed per hour). The layout uses dual lanes at Stations 1, 4, and 5 to process two vehicles at a time. Since the most time- and labor-intensive work takes place at Station 3, this station is designed to process three vehicles at a time. The processing rate of this layout will be affected by any work/rest cycles. T
able V-9.

Personnel and Equipment Requirements for the Optimum DED Layout of an M17 LDS-Equipped Unit Stations Personnel Equipment and Supplies Decontamination platoon Augmenter Station

1—Primary wash 1 squad leader 4 sprayers 2 scrubbers 2 scrubbers 2 M17 LDSs 2 3,000-gallon tanks 2 65-/125-GPM pumps 6 long-handled brushes 8 TAP aprons Liquid detergent 2 flashlights Station 2—Decontaminant application 1 squad leader 3 appliers/mixers 8 appliers 2 65-/125-GPM pumps 1 3,000-gallon tank 18 long-handled brushes 9 mops with extra mop heads 6 30-gallon containers Sufficient STB 2 flashlights Station 3—Contact time/interior decontamination 1 NCO 2 assistants None 2 AN/VDR-2s 3 TAP aprons 6 30-gallon containers 10 books of M8 detector paper 30 sponges 8 M256A1 detector kits 50 trash bags 1 clipboard 1 pen 1 stopwatch Station 4—Rinse 1 squad leader 4 sprayers 2 sprayers 1 M12A1 PDDA 1 3,000-gallon tank 3 65-/125-GPM pumps 2 TPUs 2 TAP aprons 2 flashlights 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-27

Table V-9. Personnel and Equipment Requirements for the Optimum DED Layout of an M17 LDS-Equipped Unit (Continued) Stations Personnel Equipment and Supplies Decontamination platoon Augmenter Station 5—Check 2 NCOs or CAM operators None 2 CAMs 10 M256A1 detector kits 20 books of M8 detector paper 2 AN/VDR-2s 2 M8A1 or M22 ACAAs C2 1 PL 1 PSG None 1 HMMWV with a radio 3 NBC marking kits Total Personnel 23 12 N/A (2) It may not be possible for an M17 LDS- or MPDS-equipped decontamination unit to use the optimum DED layout. Limited personnel or equipment will affect the DED layout. See Table V-10 for an alternate layout.

Table V-10. Personnel and Equipment Requirements for the Alternate DED Layout of an M17 LDS-Equipped Unit Stations Personnel Equipment and Supplies Station 1—Primary wash 1 NCOIC* 4 sprayers 4 scrubbers 2 M17 LDSs or MPDSs 1 3,000-gallon tank 2 65-/125-GPM pumps 4 long-handled brushes 8 TAP aprons Liquid detergent 2 flashlights Station 2—Decontaminant application 1 NCOIC* 8 scrubbers/mixers 2 65-/125-GPM pumps 1 3,000-gallon tank 12 long-handled brushes 8 mops with extra mop heads 3 30-gallon containers Sufficient STB 2 flashlights Station 3—Contact time/interior decontamination 1 NCO* 2 interior decontamination assistants 2 AN/VDR-2s 3 TAP aprons 6 30-gallon containers 10 books of M8 detector paper 30 sponges 8 M256A1 detector kits 50 trash bags 1 clipboard 1 pen 1 stopwatch Station 4—Rinse 1 NCOIC* 4 sprayers 2 M17 LDSs or MPDSs 1 3,000-gallon tank 2 65-/125-GPM pumps 4 TAP aprons 2 flashlights V-28 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

Table V-10. Personnel and Equipment Requirements for the Alternate DED Layout of an M17 LDS-Equipped Unit (Continued) Stations Personnel Equipment and Supplies Station 5—Check 2 NCOs or CAM operators* 2 CAMs 10 M256A1 detector kits 20 books of M8 detector paper 2 AN/VDR-2s 2 M8A1 or M22 ACAAs C2 1 PL* 1 PSG* 1 HMMWV with a radio 3 NBC marking kits Total Personnel 30 N/A *Denotes personnel from the decontamination unit.

 l. Thorough Decontamination Site Closure. Once all vehicles and personnel fromthe contaminated unit have processed through the thorough decontamination site, the site can be closed. Coordination with the supported unit is necessary before actually closing the site to ensure that all contaminated elements have been processed. The decontamination unit closes the DED first. Once the DED is closed, the decontamination unit processes through the DTD. After the chemical unit has processed through the DTD, the DTD is closed. At this point, the decontamination unit marks the area as a contaminated area and reports its exact location to the supported unit using an NBC5 Report.

(1) Closing the DED Area. The DED is closed in sequence, starting at Station 1. All vehicles, equipment, and nonexpendable supplies are inspected for contamination. If contamination is found on an item, it is decontaminated.

(a) Station 1—Primary Wash. Spray all vehicles and equipment with hot, soapy water to remove any contamination that could have been transferred during the primary wash operations. Drain the water billets or fabric tanks of water. Inspect allequipment and vehicles for contamination using the appropriate detection equipment.

(b) Station 2—Decontaminant Application. Throw the mops and brushesthat were used in applying the decontaminant into a sump or bury them. Inspect theunused decontaminant, and load it on a vehicle.

 (c) Station 3—Contact Time/Interior Decontamination. Inspect any unused supplies and equipment for contamination. If no contamination is detected, load the equipment and supplies on a vehicle. Throw all contaminated supplies into the nearest sump. (d) Station 4—Rinse. Spray all vehicles and equipment with hot, soapy water to remove any contamination that could have been transferred during the rinse operations. Drain the water billets or fabric tanks. Inspect all the equipment and vehicles for contamination using the appropriate detection equipment. If no contamination is detected, load the equipment onto the vehicles. Spread one can of STB dry mix into each of the sumps and then cover them. Post NBC hazard markers near the covered sumps. (e) Station 5—Check. Ensure that all equipment has been checked for contamination. If it is not contaminated, load it onto a vehicle. If it is contaminated, decontaminate it according to the appropriate technical manual (TM). Throw any contaminated supplies into the nearest sump. Move all vehicles upwind of Station 5 and inspect them again for contamination. If any contamination is detected, use the M100 to 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 V-29
decontaminate the identified areas. Once the vehicles are staged, all personnel proceed to the DTD.

(2) Closing the DTD Area. Once all personnel from the DED have processed through the DTD, it may be closed. After the last person has exited the DTD—

 (a) Pick up all used supplies from Station 7, and put them in the Station 7 sump. Remove the contamination control line. If engineer tape was used, dispose of it in the Station 7 sump.

(b) Move all usable supplies and equipment from all stations to Station 1. Discard all unusable supplies from Stations 3, 4, and 5 in the Station 1 sump.

(c) Decontaminate all supplies and equipment collected at Station 1 using the decontamination and rinse water at Station 1. Pour the decontamination and rinse water from the station into the sump, and decontaminate the containers.

(d) Mark the entire decontamination area. Remove your over garment using the MOPP gear exchange technique, and dispose of it in the sump at Station 1. (e) Move any equipment used to fill the sump upwind of the decontamination area. Decontaminate rubber gloves, and move all remaining equipment and supplies at Station 1 upwind of the decontamination area. Keep this equipment and supplies separate from that used to fill the sump. NOTE: See Appendix K for detailed procedures on the disposal of contaminated waste.

8. Thorough Decontamination Under Unusual Conditions

Decontamination operations are not restricted to daylight hours. The enemy may employ CBRN weapons at night, since weather conditions are usually more favorable for their employment. Consequently, CBRN contamination encountered at night may require decontamination before daylight.

a. Conducting decontamination operations at night is a challenge. “White light”cannot be used without possibly revealing your location. However, decontamination personnel must have illumination to perform essential decontamination tasks such as spraying water, applying decontaminants, using detection equipment, and doffing the MOPP gear.

b. Use M8/M9 detector paper to check for chemical contamination and to see how well the chemical decontamination was performed. If contamination is present, the paper color changes to red, which cannot be seen if red-filtered light is used. The CAM and M256A1 detector kit can be used to identify and detect chemical agents, but they require a light source to obtain a reading.

c. Several vehicles waiting for or undergoing decontamination present a significant infrared signature because of the hot engines. Entering, exiting, and moving within the decontamination site is difficult under blackout conditions. d. Night-decontamination operations are difficult, but they can be accomplished. Conduct thorough decontamination operations in built-up areas, whenever possible. Use a building for DTD operations and a warehouse for DED operations, if available. This allows the use of white light. Personnel can see what they are decontaminating, see where they are going, and read the color changes of the M8/M9 detector paper. V-30 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

e. There will be a need for additional people to act as ground guides in the DED area. The NCOICs of Stations 1, 2, and 4 will inspect each vehicle with a flashlight or chemical light before the vehicle can proceed to the next station. There should be at least two flashlights at each station in the DED and DTD areas.

9. Colocation of Patient Decontamination With Troop Decontamination

The decontamination of patients for entry into an MTF or while they are awaiting evacuation in clean vehicles for transport to an MTF can be established adjacent to a DTD area. Close coordination needs to be maintained between medical personnel supervising the patient decontamination and personnel supervising the DTD. This offers benefits to both units. NOTE: See Chapter X and FM 4-02.7 for more information.

Chapter VI CLEARANCE DECONTAMINATION

1. Background

a. Clearance decontamination is the final level of decontamination. It is the most resource-intensive. It requires command involvement, guidance, and decisions on the disposition of possible mission-essential equipment.

 b. Clearance decontamination provides the decontamination of equipment and personnel to a level that allows unrestricted transportation, maintenance, employment and disposal. Clearance decontamination can be used to prepare organizations or individual units for return to their home garrisons, whether within the United States, its territories, or possessions. At the end of a conflict or at normal rotation during peacekeeping or nation-building operations, a unit may be ordered to return to garrison. US military assets may also be required to support clearance decontamination to support HLS/HLD requirements

c. Tasks given to CBRN defense personnel or elements supporting clearance decontamination may involve the physical status of the unit or activity itself, or they may involve the fulfillment of obligations under a treaty or memorandum of understanding (MOU) to the HN. These tasks may include the following: Recordkeeping. Postconflict intelligence preparation of the battlespace (IPB). FP. Decontamination. Containment of residual hazards. Recovery and control of enemy CBRN capabilities. FHP. Coordination with multinational forces or nonmilitary entities. Contaminated material retrogradation.

 c. Most of the specified and implied tasks of CBRN defense personnel supporting clearance decontamination are simultaneous and interdependent. For example, postconflict IPB supports FP, containment of residual hazards, and contaminated material retrogradation. Clearance decontamination may include supporting recovery and control of the enemy CBRN hazards (see Figure VI-1, page VI-2). Recordkeeping supports virtually all other tasks. Recovery operations are closely related to conflict termination. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 VI-1

Figure VI-1. Decontamination Support e. Clearance decontamination requires a significant level of effort. The resources needed to conduct clearance decontamination (i.e., low-level CBRN or TIM monitoring capabilities, decontamination units, MEDSURV, supplies, and equipment) require coordination from the unit level through the combatant command level.

2. Postconflict Intelligence Preparation of the Battlespace

As a conflict ends, there remain significant IPB-related functions that may continue to require decontamination support. a. Even when the conflict has terminated, the continued presence of threat CBRN weapons, contaminated areas, and TIM hazards presents volatile situations. This may be particularly true as HN and international relief agencies enter the area. CBRN defense assets may be tasked to support intelligence collection on enemy CBRN weapons that are assessed to exist but which have not been captured or destroyed. In such cases, intelligence will attempt to develop a complete picture of the enemy’s residual CBRN assets and capabilities—including probable locations and dispositions of weapons and agents, research and production facilities, documentation, key enemy military and civilian personnel, and possible reaction from residual enemy forces. b. The CBRN defense personnel may also be tasked to assess the hazards from indigenous TIM facilities that have suffered collateral damage and to be prepared to deal with the release of TIM from those facilities. VI-2 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006

3. Force Protection

 During conflict termination, FP measures still deter, detect, contain, and mitigate the possible effects of CBRN attacks and threats. Unit draw-down may invite strikes by residual enemy forces or terrorists to punish and inflict revenge on the United States and coalition forces. Planning for decontamination operations, therefore, must continue. Decontamination site selection can now be based on internal lines of communication (LOCs)rather than the axis of advance, which facilitates logistics and transportation. Other site selection considerations (such as road network accessibility, water sources and drainage, and likely wind direction) still apply.

 4. Decontamination

 Clearance decontamination may be required as part of a supported unit’s restoration operations. For example, a unit may now have time to conduct clearance decontamination that was deferred during previous operations. Decontamination elements may also be tasked to support the decontamination of civilian personnel, equipment, facilities or terrain in coordination with HN authorities. See Multiservice Tactics, Techniques, and Procedures for NBC Defense of Theater Fixed Sites, Ports, and Airfields for more information on clearance decontamination procedures.

 5. Containment of Residual Hazards

Expect to receive taskings to identify, assess, and mitigate contamination hazards that may remain at the end of the conflict. An assessment based on the accurate records of known hazards will help determine what actions are necessary (e.g., isolation, weathering, decontamination, containerization). Decontamination may be required, and decontaminated materials may be transferred to the HN or to follow-on forces.

6. Recovery and Control of Enemy Chemical, Biological, Radiological, and Nuclear Capabilities


Emphasis will be placed on identifying and securing enemy CBRN capabilities. As enemy CBRN weapons, agents, and facilities are discovered, they will likely be disabled, destroyed, or isolated. Decontamination elements can expect taskings to support the recovery and control of enemy CBRN capabilities.

a. As in combat operations, prior planning will facilitate decontamination support and ensure that the mission is successful. Decontamination elements should maintain close coordination with those forces searching for and assessing residual enemy CBRN capabilities (particularly the types of agents, locations, and size of facilities). This coordination will enable decontamination planners to anticipate logistics, transportation, and personnel requirements.

b. A search and recovery task force (S/RTF), formed to gain timely control over enemy CBRN capabilities, may include a decontamination specialist to advise on how items, facilities, or hazard areas may be decontaminated or advise on the practicality of decontamination. This specialist would provide vital planning information to the decontamination element.

 c. The S/RTF would also provide emergency responses to CBRN incidents or accidents, resulting in an emergency response from the supporting decontamination element. This requires the decontamination element to maintain close coordination with its higher HQ and supporting transportation and logistics elements. 4 April 2006 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 VI-3

7. Force Health Protection

a. The services use MEDSURV systems to identify outbreaks of illness, which can help in the assessment and identification of potential BW casualties. Medical teams can identify, treat, and handle CBRN casualties. MTFs have personnel who are trained indecontamination procedures so that only clean patients will enter and be admitted to hospitals. Biologically contagious patients can be treated under isolation conditions. HSS systems also conduct health risk assessments for CBRN and TIM exposure and monitor individual exposure as part of their recordkeeping. For more information, see FM 4-02.7.

b. Records kept by decontamination elements also contribute to the surveillance process. When coordinated with health service units is maintained, useful information on individual exposure and decontamination (such as the type of agent, level of radiation exposure, number of exposed individuals, dates and times of exposure events) can be provided to assess the patient’s condition and short- and long-term treatment requirements

. 8. Coordination With Multinational Forces or Nonmilitary Entities

 a. As combat operations terminate, multinational forces or HN elements may arrive and assume missions from redeploying US units. The activities of these forces and organizations may include the decontamination and management of contaminated areas. The US decontamination elements may be tasked to take the lead or to assist in these activities. Working relationships with these elements should be defined by a treaty or MOU. b. Incoming personnel must be briefed on multinational or HN procedures, equipment, and training. In any case, ensure that the responsibilities of each element and the procedures to be used are agreed to and clearly understood by all parties.

9. Contaminated Materials Retrogradation

 As a part of unit redeployment, some equipment to be redeployed (retrograded) may have potential residual or low-level contamination. Suspected equipment may be identified through the records made during operational and thorough decontamination operations. Also, any vehicle or piece of equipment that was present in an attack or a downwind hazard area may have residual contamination.

a. If equipment is to be retrograded under nonemergency conditions, then it is assumed that there will be time for thorough and clearance decontamination and weathering. Redeployment planning should specify consolidation points in the JRA for equipment suspected of residual contamination. Specialized detectors and monitors may beneeded for clearance decontamination to confirm and monitor for contamination. As suspected equipment is consolidated for monitoring, decontamination, and weathering, security and buffer zones around the site provide an additional contamination control measure. Personnel engaged in monitoring, preparation, and clearance decontamination of equipment will require stringent personal protection and specialized detectors. This process may continue for weeks or months.

b. Even after thorough decontamination, potential vapor and contact hazards will likely remain. The risk increases as contaminated equipment is consolidated and as personnel work around the equipment for extended periods. The risk increases again as equipment is disassembled for maintenance or containerization (therefore, the need for clearance decontamination). However, given the limitations of decontamination technology, VI-4 FM 3-11.5/MCWP 3-37.3/NTTP 3-11.26/AFTTP(I) 3-2.60 4 April 2006
some items of equipment may require extensive weathering before retrogradation, or may have to be destroyed.

 c. Once in the continental United States (CONUS), an item of equipment with a contamination history will require precautionary measures throughout its remaining life cycle. Guidance on the eventual disposition of previously contaminated equipment should be provided from the strategic level. d. Accurate record keeping is crucial to a successful clearance decontamination operation. Messages sent or received via the NBCWRS; records of personnel and equipment undergoing operational, thorough, and clearance decontamination; and photographic or video records will be referred to again in assessing a unit’s requirements during clearance decontamination operations and in evaluating the (former) battlespace for residual CBRN and TIM hazards. Especially important are NBC 4, 5, and 6 reports, which may also be used to report TIM hazards. There may be a requirement to share information on contaminated areas (contained in NBC 4, 5, and 6 reports) with the HN. (The securitythat surrounded an NBC5 report during operations may no longer be required when hostilities have ceased.) These reports may also form the basis for new CBRN reconnaissance and monitoring missions at the end of hostilities. (1) Records pertaining to personnel and equipment that have undergone operational and thorough decontamination are also necessary for assessing the unit undergoing clearance decontamination. These records are made at the predecontamination triage (they identify elements that required decontamination and identify uncontaminated elements that were sent ahead to the postdecontamination AA) and should contain vehicle and equipment identification numbers. While the contaminated unit is responsible for maintaining an accurate decontamination record, it is useful for the supporting decontamination element to keep a duplicate record. For example, such records can be used to justify the expenditure of decontamination materials and the reordering of supplies. In the context of clearance decontamination operations, the decontamination element may be required to account for decontaminated personnel and equipment, even those that belong to a supported unit. (2) Prepare follow-up reports as the conflict nears an end. Prepare summaries that outline when, where, and how CBRN attacks or TIM incidents occurred. These records will facilitate many of the tasks associated with clearance decontamination operations, particularly postconflict IPB and the containment of residual hazards. Site incident reports involving personnel will be useful in evaluating long-term health issues that could be operationally related and will contribute to overall FHP.

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