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Figure 4-3. Palletizing.
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TM-9-1375-213-34-P Demolition Materials Manual
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Color Coding Boxes With Light Loads
TM 9-1375-213-34&P
water in the bottom and a fitted plas-
4-11.
Special Procedure for Cleaning and
tic lid is acceptable).
Repacking of 15-pound Shaped
Charges
Empty any loose powder from the
(7)
wooden box into a holding vessel.
a. Introduction.
Older 15-pound shaped
charges can exhibit a "powdering-out" of the
(8) Wipe down interior of boxes, card-
explosive filler, especially if they have experi-
board spacers, and barrier bag with
enced extensive vibration due to transport by
a water-dampened rag to remove all
truck or train. As long as the glass liner is
loose particles of explosive. Rinse
intact the charges will still function normally
rag(s) frequently in a vessel of
but the powdered explosive must be cleaned up
water. Wash rubberized horsehair
and prevented from contaminating trucks and
packing in running water.
other materials handling equipment. The explo-
sive powder is flammable and must be handled
(9) Wipe down all surfaces of charges
carefully
and  stand-offs  with  a  water-
dampened rag to remove all loose
b. Safety Considerations.
Powdering-out
particles of explosive. Rinse rag(s)
charges in boxes without barrier bag lining
frequently in a vessel of water.
must not be transported any more than abso-
lutely necessary, and the truck bed must be wet-
(10) Allow all wiped-down items to thor-
mopped immediately after it is used for trans-
oughly air dry.
porting such charges. Charges in boxes with
barrier bag lining may be transported locally
(11) Repack charges in original manner
prior to cleaning. All personnel who have con-
in cardboard box and barrier bag if
tact with the loose powder from leaking charges
they were used.  Fold bag tightly
must wear coveralls and must wash off their
against box to remove excess air
shoes and hands immediately after the opera-
before final sealing. The area of the
tion. Coveralls should be removed and washed
barrier bag to be heat-sealed must
after the operation. Personnel must not smoke
be conspicuously clean and free of
while wearing coveralls that may be contami-
explosive residue or film.  Heat-
nated with the explosive powder. Rags used in
sealing equipment and operations
the operation must be destroyed afterwards.
must comply with TM 9-1300-206.
Standard safety procedures for operations with
If a heat sealer is not available, use
explosives apply (see TM 9-1300-206). Safety
2-inch wide PPP-T-60 tape to seal
shoes and leather-palmed gloves must be worn
barrier bag. Repack items in origi-
when handling boxes and steel strapping.
nal box in original manner.
(12) If charges  w e r e n o t o r i g i n a l l y
c. Procedure.
packed in barrier bags it will be nec-
essary to barrier bag them in repack-
(1) T r a n s p o r t c h a r g e s t o o p e r a t i n g
ing. Obtain sufficient scrap card-
area.
Wet-mop truck bed after-
board to line the charge boxes on
ward, if necessary (see b.  Safety
hand and MIL-B-131 barrier mate-
Considerations).
rial sufficient to cover the card-
board liners. Cut and assemble the
(2) Inspect each box for powder leak-
pieces of cardboard into box liners
age. Wipe the exterior of the box
using PPP-T-60 tape. Fold the bar-
with a water-dampened rag if there
rier material around the liner box
is any powder evident.
and form a bag leaving one edge
unsealed so the charges can be
(3) Cut any steel straps from the boxes
packed within the liner box. If a
using a strapping cutter.
heat sealer is not available, use PPP-
T-60 tape. Place the bagged liner
(4) Cut off seal and open box. If a bar-
box in the wooden box so there is
rier bag is present, unfold and slit
access to the interior. Position the
bag open along the top seam.
charges in the liner box in the same
manner that they were positioned
(5) Carefully lift out charges and stand-
in the original wooden box with the
offs, and place on a clean surface.
padding between charges. Fold bar-
rier bag flush against liner box
(6) If present, remove barrier bag and
before making final seal to remove
cardboard box, and empty any loose
excess air.  Close latch and seal
powder into a holding vessel (a
wooden box in original manner.
large coffee can with an inch of
4-20

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