ARMY TM 5-5420-212-10-1 MARINE CORPS TM 08676A-10/1-1 TABLE 5-3.  Building and Boom Table - 9 through 12 Bay Single Story (Restricted Site) Bridge ft 56 62 68 74 Length m 17.1 18.9 20.7 22.6 Bays 9 10 11 12 L/Nose 6N1 6N1 7N1 7N1 Build Notes a thru d Notes a thru d Notes a thru d Notes a thru d Add Notes e,f, Notes e,f, Notes e,f, Notes e,f, 4 4 4 4 1N1*,2N1,3N1 1N1’,2N1,3N1 1N1*,2N1,3N1 1N1*,2N1,3N1 [2TP,4D] [2TP,4D] [4TP,4D] [4TP,4D] 4N1,5N1 4N1,5N1 4N1,5N1 4N1,5N1 [BSB],6N1** [BSB],6N1** [BSB],6N1,7N1^*° [BSB],6N1,7N1** LRP^ LRP^ LRP^ LRP^ Remove [2TP,4D] [2TP,4D] [4TP,4D] [4TP,4D] Boom 2p7 2p7 2p7 2p7 Remove [BSB] Note g [BSB] Note g [BSB] Note g [BSB] Note g Boom 4p5 4p5 4p5 4p5 Remove Note h Note h Note h Note h Add 5,6,7,8 5,6,7,8 5,6,7,8 5,6,7,8 Boom 8p5 8p5 8p5 8p5 Add 9,BSB 9,10,BSB 9,10,11,BSB 9,10,11,12,BSB Complete By Note i,j,k Note i,j,k Note i,j,k Note i,j,k NOTES: a. Put BSB on RB. b. Add Bay 1 and put BP under 1p7. c. Fit nose roller. d. Add Bay 2 and put BP under 2p6. e. Add Bay 3 (with headless pin) and put BP at 3p7. f Add LNCG posts, LNCG, nose roller and LLN. g. Place BSB to side of site near rear of bridge. h. Remove nose sections as they pass LRP, observing 5 ft (1.5 m) minimum overhang.  Leave last three nose sections in place until far bank end of bridge has been lowered to ground. i. Launch  until  far  bank  end  of  bridge  is  9  in  (23  cm)  from  LRP  or  BSB  overhangs  RB  by  1.5  ft  (0.5  m).    If minimum bearing is being used, launch to center hole in BSB. j. Lower LRP, remove last 3 LNH. k. Put Bridge on the ground. ^ Position LRP 9 in (23 cm) from F peg. [ ] Counterweight.  (Counterweight BSB connected by shootbolts only). ( ) Center of gravity. * Add LRP and secure with tie down strap. ** Bridge will tip as nose is boomed. 5-5