APPENDIX
RAIL TRANSPORTABILITY GUIDANCE
Blocking and Restraining Launcher on Railroad Flatcars with Wooden Floors
1. Bill of Material
Quantify
Type of material
a. Lumber. Douglas-fir or comparable lumber with straight grain free from material defects, fed spec
MM-L-751
. . . . . . . . . . . . . . . . . . 167 linear ft
2- x 4-in..... .
2- x 12-in . . . . . . . . . . . . . . . . . . . . . .60 linear ft
6- x 6 in . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78 linear ft
20d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...250
30d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
c. Wire Rope. 5/8-in., 6x19, IWRC, improved plow steel, preformed, regular-lay, fed spec RR-W-410a.200ft
d. Clamps. Wire-rope, saddled, single grip, steel, milstd 16842. . . . . . . . . . . . 20
. . . . . . . . . . . . . . .4
e. Thimbles. Std. 3/8-in., open-type. .
2. Application of Materials
(fig. 5 and 6)
10
