Sec. 6-Fig. 65-A (Rev.-10-1981)
SEMI-TRAILER 12,000-15,000-18,000 LBS.-FLAT CARS
No. of Pcs.
Brake wheel clearance. See Fig. 2, Sec. 1.
Blocks, pattern 16. Locate 45 degree portion in back of outside rear wheels and in front of
outside front wheels. Secure heel of the block to car floor with three 40-D nails and toenail
that portion under the tire to the car floor with two 40-D nails before Items "C" and "F"
Each to consist of one piece of 2 in. x 6 in. x 90 in., lumber and three pieces of 2 in. x 4 in. x
90 in., lumber. Sketch 1 nail one edge of the 2 in. x 6 in. x 90 in., piece to the bottom 2 in. x
4 in. x 90 in., piece with 12-D nails spaced eight inches apart. Then place against the tire
and nail to the car floor through the 2 in. x 4 in., piece with six 30-D nails. Nail the other
two pieces of 2 in. x 4 in. x 90 in., to the one below in the same manner.
Wire rope, 1/2 in. diameter, 6 x 19 IWRC located as shown. Installed at 45 degree maximum
angle, in a complete loop from car stake pocket through the tie-down device on the trailer.
Secure with four 1/2 inch cable clips on each A-ire rope. Thimble, 1/2 inch, must be used at
the stake pocket to protect the wire rope and secured to the tire rope with one 1/2-inch
1 ea. Item "C."
Suitable material such as waterproof paper, burlap, etc. Locate bottom portion under Item
"C," the top portion to extend two inches above Item "C."
1 ea. unit.
Forward blocking detail, Piece numbers 1 to 10 inclusive. See Sketches 2 and 3.