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Page Title:
Figure 7-3. Blocking, bracing and tiedown material for standard flatcar. |
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 25 August 1988
TM 55-2320-280-14
NAIL PIECE A TO PIECE B WITH
12d NAILS, THEN NAIL TO CAR
FLOOR THROUGH PIECE B WITH
FIVE 20d NAILS. NAIL THE OTHER
2" X 4" PIECES EACH TO THE
ONE BELOW IN THE SAME
Figure 7-3. Blocking, bracing and tiedown material for standard flatcar.
Table 7-1. Materials Required to Ship HMMWV on Wood-Deck Flatcar
Item
Description
Approximate
quantity
Lumber ...................................
Douglas-fir, or equivalent; straight-grain, free of material de-
fects; Fed Spec MM-L-751c: ...............................................
2 x 4 x 36 in ............................................................................. .
12
2 x 6 x 26 in ..............................................................................
4
6 x 8 x 24 in ..............................................................................
8
Nails .......................................
Common, steel; flathead; bright or cement-coated, table X1-b,
Fed Spec FF-N-105a: .........................................................
12d ...........................................................................................
80
40d ...........................................................................................
64
Wire rope ...............................
6 x 19, IWRC; improved plow steel; preformed, regular-lay; ta-
52 feet.
ble X, Fed Spec RR-W-140C; 1/2-inch ................................
Clamps...................................
Wire rope, U-bolt clamps, saddled, single-grip, steel, Crosby
24
heavy-duty, or equal; Fed Spec FF-C-450c, 1/2-in. dia..
Thimbles ................................
Standard, open-type, 1/2-in. ......................................................
8
Turnbuckles ............................
Standard type, FSN 5340-01-121-1961, 3/4 x 12 in. ..................
2
Cushioning material.
Waterproof paper, burlap, or suitable material ...........................
As required.
Come-along............................
Tool, tensioning device, mechanical ..........................................
1
(2) Step 2. Fabricate four tire sidewall blocks in accordance with blocking pattern 89 in figure 7-3.
Place cushioning material between tire and sidewall block and between railcar floor and sidewall block. Follow
the instruction in figure 7-3 for nailing sidewall blocks to railcar.
c. Tiedown of the HMMWVs will be as follows:
7-4
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