031-503-1023 (SL2) - Protect Yourself from Nuclear, Biological, and Chemical Injury/Contamination When Changing Mission-Oriented Protective Posture Gear

Note. Both soldiers perform steps 1 and 2 at the same time.

Note.
If the environment is only CB
contaminated, omit steps 2 and 4. If
the environment is only radiologically
contaminated, omit steps 1 and 3. If
the environment is radiologically and
CB contaminated, perform all steps.

1.   Decontaminate your individual gear for CB
contamination without assistance.

Note.  If at any
time during the technique you suspect
you have spread contamination onto
your skin or undergarments,
decontaminate immediately with the
personal decontaminating kit
available; then proceed with the MOPP
gear exchange.

a.
Remove your chemical
protective helmet cover, and discard
it.

b.
Cover your gear with STB
dry mix.

c.
Brush or rub STB dry mix
into the material, and shake off any
excess STB.

d.
Set your gear aside on an
uncontaminated surface (plastic,
poncho, or similar material).

2.   Decontaminate your individual gear for radiological
contamination, without assistance.

a.
Brush, wipe, or shake off
dust or radiological contamination
from your individual gear.

b.
Wash the equipment with
warm, soapy water if available.

c.
Set the equipment aside
to dry on an uncontaminated surface
(plastic, poncho, or similar
material).

Note. Do not reverse roles until steps 3 through 8 are
completed.

3.   Decontaminate your hood and mask for CB
contamination.

a.
Buddy # 1-

(1) 
Loosens Buddy # 2’s
drawcord.

(2) 
Removes Buddy # 2’s
under-arm straps from under his
arms.

(3) 
Moves Buddy # 2’s
straps over his shoulders.

(4) 
Reattaches Buddy # 2’s
straps to the Velcro^R
and hook-and-pile patches on the
bottom of his hood.

b.
Buddy # 1 decontaminates
Buddy # 2’s hood and exposed parts
of his mask using the M291
decontamination kit.

(1) 
Buddy # 1 wipes Buddy #
2’s mask eye lens outserts first.

(2) 
Buddy # 1 wipes Buddy #
2’s entire mask from the top of
the hood down.

c.
Buddy # 1 repeats steps
3b(1) and (2) on his own hood and
mask using the M291 decontamination
kit.

d.
Buddy # 1 decontaminates
his own gloves with the personal
decontaminating kit after Buddy #
2’s mask is decontaminated.

4.   Decontaminate your hood and mask for radiological
contamination.

a. Buddy # 1 dips a sponge in hot, soapy water and wipes Buddy #
2’s mask and hood (and the canister
and hose of the M42-, M43-, or
M40-series protective masks).

b.
Buddy # 1 rinses Buddy #
2’s hood and mask with a sponge
dipped in clean water.

c.
Buddy # 1 dries Buddy #
2’s hood and mask with paper towels
or a rag.

d.
Buddy # 1 wipes down his
gloves.

Note. Cool, soapy water is not as effective for removing
contamination, but it can be used if
you scrub longer. If no water is
available, the personal
decontaminating kit may be used for CB
decontamination.

5.   Roll your hood.

Note.  Leave the
zipper closed.

a.
Buddy # 1 lifts Buddy #
2’s hood straight up off his
shoulders by grasping the straps.

b.
Buddy # 1 pulls Buddy #
2’s hood over his head until most of
the back of his head is exposed (the
hood should not be completely over
Buddy # 2’s face).

c.
Buddy # 2 places his hand
over the voice transmitter, if
necessary, to prevent the mask seal
from being broken.

d.
Buddy # 1 rolls Buddy #
2’s hood tightly, starting at the
chin and working around the mask
without pulling it completely off
the back of his head.

Note.  Do not
reverse roles. Go to the next step.
Only Buddy # 2 will have his hood
decontaminated and rolled at this
time.

6.   Remove your jacket.

a.
Buddy # 1-

(1) 
Unties Buddy # 2’s
cord.

(2) 
Unfastens Buddy # 2’s
snaps on the front of his jacket.

(3) 
Unzips Buddy # 2’s
jacket.

(4) 
Unsnaps Buddy # 2’s
snaps in the back of his jacket
from his overgarment trousers.

b.
Buddy # 2 makes a fist as
each sleeve is pulled off to prevent
his gloves from coming off.

c.
Buddy # 1 pulls Buddy #
2’s jacket off, one arm at a time,
turning the jacket inside out.

d.
Buddy # 1 places Buddy #
2’s jacket on the ground nearby with
the black side up.

Note. Buddy # 2 will use the jacket later as an uncontaminated
surface to stand on while redressing.

7.   Remove your trousers.

a.
Buddy # 1 opens Buddy #
2’s trouser cuffs, waist snap,
zipper and, if necessary, waist
tabs.

b.
Buddy # 1 grasps Buddy #
2’s trouser leg by the cuff.

c.
Buddy # 2 pulls his legs
from the trousers, one leg at a
time.

8.   Remove your overboots.

a.
Buddy # 2 stands next to
his jacket.

b.
Buddy # 1 unties or cuts
Buddy # 2’s overboot strings.

c.
Buddy # 1 pulls Buddy #
2’s overboots off, one at a time.

d.
Buddy # 2 steps onto his
jacket as his overboots are removed.

9.   Remove your rubber gloves. 
Buddy # 1 helps Buddy # 2
remove his rubber gloves so he does
not touch the outside of the rubber
gloves with his bare hands.

10. Put on an uncontaminated overgarment.

a.
Buddy # 1 opens the
package containing a new overgarment,
without touching it.

b.
Buddy # 2 removes the
overgarment, one piece at a time,
without touching the outside of the
package.

(1) 
Buddy # 2 puts on the
new trousers, leaving the cuffs
open.

(2) 
Buddy # 2 puts on the
jacket.

11. Put on the overboots.

a.
Buddy # 1 opens the
package containing the new overboots
without touching them.

b.
Buddy # 2 removes the
overboots without touching the
outside of the package.

c.
Buddy # 2 puts the
overboots on.

12. Put on the gloves.

a.
Buddy # 1 opens the
package containing the new chemical
protective gloves without touching
them.

b.
Buddy # 2 removes the
chemical protective gloves without
touching the outside of the package.

c.
Buddy # 2 puts the gloves
on.

13. Secure the hood.

a.
Buddy # 1 decontaminates
his chemical protective gloves with
the personal decontaminating kit.

b.
Buddy # 1 repositions
Buddy # 2’s hood as follows:

Note. Buddy # 1’s gloves must be decontaminated before
proceeding with this step.

(1) 
Buddy # 1 unrolls Buddy
# 2’s hood.

(2) 
Buddy # 1 reattaches
Buddy # 2’s straps.

c.
Buddy # 2 checks all the
zippers and ties on his hood and
overgarment to ensure they are
closed.

14. Repeat steps 3 through 13. 
Buddy # 1 and Buddy # 2 reverse
the roles.

15. Secure the gear.

a.
Buddy # 1 and Buddy # 2
place the new chemical protective
cover on their helmet.

b.
Buddy # 1 and Buddy # 2
put their individual gear back on.

c.
Buddy # 1 checks the fit
of Buddy # 2’s gear.

d.
Buddy # 2 checks the fit
of Buddy # 1’s gear.

16. Move to the assembly area.

1.   Decontaminated individual gear for CB
contamination, without assistance.

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2.   Decontaminated individual gear for radiological
contamination, without assistance.

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3.   Decontaminated hood and mask for CB contamination.

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4.   Decontaminated hood and mask for radiological
contamination.

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5.   Rolled hood.

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6.   Removed jacket.

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7.   Removed trousers.

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8.   Removed overboots.

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9.   Removed rubber gloves.

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10. Put on an uncontaminated overgarment.

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11. Put on overboots.

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12. Put on gloves.

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13. Secured hood.

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14. Repeated steps 3 through 13. 
Buddy # 1 and Buddy # 2
reversed roles.

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15. Secured gear.

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16. Moved to assembly area.

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FM
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