Sec. 6-Fig. 78 (Rev.-10-1966)
LANDING VEHICLES, AMPHIBIAN, 60,000 LBS. AND UNDER, TRACKED-FLAT OR GONDOLA CARS
Item
No. of Pcs.
Description
A
Brake wheel clearance. See Fig. 2, Sec. 1.
B
4 ea. unit.
Blocks, pattern 49. Locate one on floor against each crawler tread and secure to floor with
six 40-D nails.
C
4 ea. unit.
Blocks, pattern 50. Locate one on top of and secure to each Item "B" with five 40-D nails.
D
4 ea. unit.
Blocks, pattern 51. Locate one on top of and secure to each Item "C" with four 40-D nails.
E
2 ea. unit.
3 in. x 6 in. x 10 ft. 5 in. Locate one against crawler treads on top of Items "D" and secure to
Items "D" with three 40-D nails at each end.
F
4 ea. unit.
3 in. x 6 in. x 16 in. Locate on top of Item "D" with one end against Item "E" and secure to
Item "D" with three 40-D nails.
G
2 ea. unit.
Each to consist of two pieces of 3 in. x 6 in. x 20 ft. Locate against crawler tread and secure
lower piece to floor with 40-D nails spaced about 18 in. apart and top pieces to one below
in like manner. May be made up of two or more pieces, 6 ft. minimum.
H
4 ea. unit.
3 in. x 6 in. x 16 in. Locate one against Items "G" at each side of unit about 30 in. from Item
"E" and secure to Items "G" with two 40-D nails. Not required for units under 10,000 lbs.
J
2 ea. unit.
3 in. x 6 in. x 90 in. Locate on top of opposite Items "H" and secure to same with two 40-D
nails in each. Not required for units under. 10,000 lbs.
K
8 ea. unit.
3 in. x 6 in. x 16 in. Locate one on each side of Item "H" and secure each to floor with three
40-D nails. Not required for units under 10,000 lbs.
L
4 ea. unit.
3 in. x 6 in. x 18 in. Locate on floor against Items "H" and "K" and secure to floor with three
40-D nails. Not required for units under 10,000 lbs.
M
2 ea. unit.
Tie rods as follows:
Weight of Vehicle
Size of Rods
Under 10,000 lbs.
3/4 in. dia.
Over 10,000 to 20,000 lbs.
7/8 in. dia.
Over 20,000 to 30,000 lbs.
1 in. dia.
Over 30,000 to 40,000 lbs.
1 1/8 in. dia.
Over 40,000 to 60,000 lbs.
1 1/4 in. dia.
Attach to unit at bow and pass through floor, or through stake pockets and 1/2 in. x 4 in. x 10
in. plates underneath stake pockets. Substitute, if desired, 5/i in. x 6 x 19 steel cable, doubled.
N
2 ea. unit.
Tie rods, same size as Item "M." Attach to unit at stern and pass through floor, or through
stake pockets and 1/2 in. x 4 in. x 10 in. plates underneath stake pockets. Substitute if de-
sired, 5/8 in. x 6 x 19 steel cable, doubled.
When necessary to extend floor for the application of Items "G" to units loaded on car floor, use method shown in
Figure 1-C, Sec. 1.
For loads superimposed above car floor, use method illustrated in Figure 81.
"NOTICE"
This figure, when applicable, may be used for the loading of vehicles being shipped under the provisions of ICC Special
Permit No. 3498 during a National Emergency providing the gross weight per vehicle does not exceed 60,000 pounds
and Item "M" tie rods are increased in size to compensate for the added weight. For vehicles having a gross weight
exceeding 60,000 pounds each, use Figure 78-A, Sec. 6.
See General Rules 4, 5, 7, 9, 11, 14, 15 and 19-A for further details.
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