TM-55-2320-273-14

TRUCK TRACTOR, LINE-HAUL

TECHNICAL MANUAL; TRANSPORTABILITY GUIDANCE

AUGUST 1986
TM-55-2320-273-14

  TM-55-2320-273-14 - Page 26 of 40

TM 55-2320-273-14
Table 6-1.
Bill of Materials for Blocking and Tiedown of M915 FOV Truck Tractors, in General Cargo Vessel (Fig 6-2)
Approximate
Item
Description
Quantity
.
Lumber
Douglas-fir, or comparable: straight-grain, free from material defects; Fed Spec
.
MM-L-751H: 2-x 12-inch
80 linear ft
4-x 6-inch
8 linear ft
6- x 8-inch
96 linear ft
Nails
Common, steel; flathead, bright or cement-coated; Fed Spec FF-N-105B: 40d
64
Wire rope
6 x 19, lWRC; improved plow steel; preformed, regular-lay; Fed Sec RR-W-410C: 5/8-inch
160 ft
Clamps
Wire rope, U-bolt clips.
saddled, single-grip, steel,
Crosby
heavy-duty, or equal; Fed Spec
FF-C-450D: 5/8-inch
32
.
Table 6-2. Application of Materials for Blocking and Tiedown of M915 FOV Truck Tractors m General Cargo Vessel (Fig 6-2)
Item
No. Required
Application
A
8
Lumber, 2- x 12- x 120-inch. Preposition on vessel deck so that two pieces are under each pair of
wheels and parallel to the long axis of the vehicle.
B
4
Side blocks. Each to consist of one piece of 6- x 8- x 144-inch lumber. Locate one piece centered
against outside of each pair of wheels.
c
4
End blocks. Each to consist of one piece of 6- x 8- x 144-inch lumber. Locate on top of item B and
against wheels, as shown in figure 6-3. Toenail to item B with four 40d nails at each end of each
item C.
D
8
Backup cleats. Each to consist of one piece of 4- x 6- x 12-inch lumber. Locate on top of item B
against the joint of each item C. Nail to item B with four 40d nails.
E
as required
Bracing. Each to consist of 6- x 8-inch x length cut-to-suit lumber. Brace as required against
adjacent vehicle, cargo, or side of vessel bulkhead, as appropriate. Materials for this require-
ment are not included in table 6-1.
F
8
Wire rope, approximately 20 feet. Form a complete loop through each tiedown provision shackle
and appropriate vessel deck padeye. Pull wire rope taut and secure with clamps (item G).
G
32
Clamps. Use four to secure each item F.
6-4


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