PVC Plastic Pipe.

TM 38-400/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12

(2) Bundles of pipe should be loaded in such

(2) Organizational clothing and equipment

a manner as to prevent unnecessary loads on the lower

(OCE).

bundles.

(a) OCE, which is issued at least

(3) When nesting PVC pipe, chicken wire,

annually, does not require storage surveillance provided

plywood, etc., suitable material should be used to keep

that adequate storage facilities/environment are used.

the pipe within the pipe from sliding out during shipping.

OCE that is not issued on an annual basis such as

It is recommended that heavy wall pipe not be nested in

contingency/special purpose clothing and equipment

thin wall pipe. Pipe should be free of dirt or caked mud

and/or

OCE

stored

inadequate

storage

since this can cause excessive scratching and abrading

facilities/environment will be included in a storage

as the pipe is nested or denested.

surveillance program, as specified in this paragraph.

(4) Straps or ropes should be used to tie

(b) All OCE issued will be inspected by

loads down. Chains and binders that could gouge the

the storage/receiving activity upon return by the user.

pipe should be avoided. If chains and binder cable are

The OCE will be cleaned and reconditioned in

used, adequate protection should be used where

accordance

with

the

applicable

possible damage may occur (e.g., on edges, etc.).

procedures/specifications, as necessary, prior to return

to storage. (Subpara c(2) above is not applicable to

(5) Large diameter pipe should be loaded on

wholesale depot receipts of IM/ICP directed customer

top. This will allow tighter cinching of pipe, keep the

returns of C&T items (i.e., field returns).)

pipe from crushing, and prevent bundles from shifting.

When the lengths vary, the shorter lengths should be on

(3) Storage of textile yard goods. Rolls or

top.

flat-folded fabric should never be stored on end and

they must be stored off the floor. When supported

(6) To prevent shifting that may occur during

pallets are used, stacking height is dependent only on

shipping, interbanding of the bundles in the load is

safe height determination and MHE capabilities. When

recommended. This requires banding the top half of the

unsupported pallets are used, the maximum height

load and the bottom half of the load into two modules,

should be two tiers, if packaged in fiberboard boxes. If

then banding the top and bottom modules together.

packaged in wood cleated boxes, stack height is

Alternately, separate bundles may be laid side by side

dependent on the vertical stacking strength of the box

and then secured to the bed by straps.

walls. All nonrigid pack rolls must be stored on side

(7) Pipe lengths should not overhang the

supported pallets or equivalent with the long axis of

truck bed more than 2 feet.

each roll in the same direction, front to back.

(8) Extra care should be used in handling

Successive layers should be staggered so that each roll

PVC pipe as the temperature drops below freezing since

above the bottom roll is centered between and resting

flexibility and impact resistance decrease with lower

on two rolls of the lower layer. Alternating layers at right

temperatures. Also, moisture that accumulates on the

angles is unacceptable as is the use of wedges or cleats

pipe freezes, creating a slippery surface and enhancing

on unsupported pallets. Storage aids, equipment, and

the chances of the pipe sliding off forklifts or shifting on

tools with rough surfaces, sharp edges, and/or

the truck. (Refer to para 23a(6), above).

protrusions that may come in contact with the fabrics

(9) Pipe may be distorted if stacked too high

should not be used.

or heavily loaded when temperatures exceed 100 .

(10) Adequate protection should be provided

5-41. PVC Plastic Pipe.

so that PVC pipe will not be exposed to engine exhaust.

Although PVC plastic pipe will withstand some abusive

b. Receiving and Handling PVC Pipe.

handling conditions, there are limits. Establishing the

limits is a subjective process since the physical

(1) Inspection. Each pipe shipment should be

properties of PVC compounds cover a rather broad

carefully inspected on its arrival. Pipe should be

range. In addition, some of the properties are affected

examined for cuts, scratches, gouges, holes, and other

by temperature. The following are basic precautions

imperfections before use. Any imperfections in the pipe

and care guidances for handling and storing this

that will adversely affect serviceability should be cause

commodity.

for rejection.

a. Loading PVC Pipe,

(2) Unloading Precautions.

(1) Care should be used when loading and

unloading PVC pipe with mechanical equipment such as

forklifts. Dragging or jamming by said equipment can

and will damage the pipe..

5-89