Sec. 6-Fig. 2 (Rev.-9-1977)
(Drawing Redrawn 9-1977)
155 M. M. GUN M-l AND 8 INCH HOWITZER CARRIAGE-FLAT CARS
Item No. of Pcs.
Brake wheel clearance. See Fig. 2.
Blocks, pattern 16. Locate 45 degree portion of block against front and ear of front wheels, in
front of outside intermediate wheels and in back of outside rear wheels. Secure heel of block
to floor with three 40-D nails and toe-nail that portion under tire to floor with two 40-D nails
before Items "C" are applied.
One per wheel.
Block pattern 89, Section 6, for side blocking of wheels. Use suitable protective material, such
as waterproof paper or burlap, between tire and blocking. Locate bottom portion of material
under Item "C", top portion to extend two inches above Item "C".
2 each side
2 in. x 4 in. x 36 in. Place side by side, lengthwise of car and secure each to floor with three
40-D nails. Lower carriage to rest on Items "D" enough to partially relieve weight on tires.
Fill space under front end of gun carriage with 2 in. x 4 in. x 36 in. pieces. Wedge tight and
secure with 30-D nails to prevent displacement.
Support, pattern 62, length 1/4 in. longer than tile distance between axle of limber and floor.
Place between floor and axle to partially relieve weight on tires. Secure each to floor with six
Wire rope 1/2 in., 6 x 19 IWRC. Secure to stake pocket on one side of car, then make a
complete loop around rear end of gun trail (go over trail first, then under and back over) to
stake pocket on opposite side of car. Secure wire rope with three 1/2 in. cable clips at each
end. Apply thimble at bottom of each stake pocket and fasten to wire rope with one 1/2 in.
Wire rope 1/2 in., 6 x 19 IWRC. Apply single strand through holes in front wheels and secure
to stake pockets as shown above. Fasten each end with three 1/2 in. cable clips. Apply
thimble at bottom of each stake pocket and fasten to wire rope with 1/2 in. cable clip.
Hand brakes must be set and levers wired or blocked.
See General Rules 1, 2, 3, 4, 5, 9, 11, 14, 15 and 19-B for further details.