TM-55-2320-280-14
TRANSPORTABILITY GUIDANCE
M998 SERIES HIGH-MOBILITY MULTIPURPOSE WHEELED VEHICLES (HMMWV)
AUGUST 1988
TM-55-2320-280-14 - Page 29 of 44
25 August 1988
TM 55-2320-280-14
Figure 6-2.
Typical blocking and tiedown of HMMWV in LASH lighter or SEABEE barge.
Table 6-1.
Bill of Materials for Blocking and Tiedown of HMMWV (Fig. 6-1)
Item
Description
Approximate
quantity
Lumber.
..................................
Douglas-fir, or comparable; straight-grain, free from material
defects; Fed Spec MM-L-751H: 4 x 4-inch.
60 linear feet
Nails.
......................................
Common, steel; flathead; bright or cement-coated; Fed Spec
FF-N-105B: 20d, 50d .
.........................................................
20
Wire rope .
..............................
6 x 19, IWRC; improved plow steel; preformed, regular-lay; Fed
Spec RR-W-140C; 3/8-inch.
................................................
60 feet
Clamps.
..................................
Wire rope, U-bolt clamps, saddled, single-grip, steel, Crosby
heavy-duty, or equal; MIL-STD 16842: 3/8-inch.
24
Turnbuckles.
...........................
Eye- and jaw-type, 1/2-inch diameter x 6-inch takeup; Fed Spec
FF-T-791B, or equal.
...........................................................
4
Thimbles .
...............................
Standard, open-type, 3/8-inch.
...................................................
8
Table 6-2.
Application of Materials for Blocking and Tiedown of HMMWV (Fig. 6-1)
Item
No.
Required
Application
A ........
2
Side blocks.
Each consists of 4- x 4- x 238-inch lumber.
Locate one piece
against outside of wheels on each side of HMMWV.
B ........
2
End blocks.
Each consists of 4- x 4- x 64-inch lumber.
Locate on top of item A
and against wheels, as shown in figure 6-2.
Nail to item A with four 50d nails
at each end of item B.
6-3
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