ARMY TM 5-5420-212-10-1
MARINE CORPS TM 08676A-10/1-1
TABLE 6-4. Building and Boom Table - 2E + 18 through 2E + 22 bay Double Story (w/o LRS)
(Normal Site)
Bridge ft
138
144
150
156
162
Length m
42.1
43.9
45.7
47.6
49.4
2E + No of Bays
18
19
20
21
22
L/Nose
8N1
6N1+3N2
6N1+3N2
6N1+3N2
6N1+3N2
Counterweight
[20D + 6C]
[20D + 6C]
[20D + 6C]
[20D + 6C]
Build E + 1
with RRB at:
1p2
1p2
1p2
1p2
1p2
Add
Note a
Note a
Note a
Note a
Note a
2,3
2,3
2,3
2,3
2,3
7N1*,4
6N1*,4
6N1’*,4
6N1*,4
6N1*,4
5
5
5
5
5
8N1**,6
3N2**,6
3N2**,6
3N2**,6
3N2**,6
(CG)
(Ap2)
(Bp2)
(Bp2)
(Bp2)
(Bp2)
Boom
3p0
2p4
2p4
2p4
2p4
Add
7 thru 9
7 thru 9
7 thru 9
7 thru 9
7 thru 9
(CG)
(2p3)
(2p0)
(2p0)
(2p0)
(2p0)
Boom
4p5
4p2
4p2
4p2
4p2
Add
10+11+12
10 thru 13
10 thru 13
10 thru 13
10 thru 13
(CG)
(3p7)
(4p0)
(4p0)
(4p0)
(4p0)
Boom
10p7
11p0
11p0
11p0
11p0
Add
13 thru 18
14 thru 19
14 thru 20
14 thru 21
14 thru 22
E
E+[20D+6C]
E+[20D+6C]
E+[20D+6C]
E+[20D+6C]
(CG)
(8p4)
(9p0)
(9p7)
(10p3)
(10p7)
Launch
(8p4)
(9p0)
(9p7)
(10p3)
(10p7)
Position LRP
LZ 5
LZ 2
LZ 4
LZ 5
LZ 6
Note b
Note b
Note b
Note b
Note b
Launch to
15p5
16p5
17p5
18p5
19p5
Remove
FRB,RRB
FRB,RRB
FRB,RRB
FRB,RRB
FRB,RRB
Complete by
Note c,d
Note c,d
Note c,d
Note c,d
Note c,d
NOTES:
a.
Add LNCG posts, LNCG and nose roller.
b.
Check that LR is under LZ given or higher. Remove nose sections as they pass LRP, observing minimum 5
ft (1.5 m) overhang. Leave last three nose sections in place until far bank end of bridge has been lowered to
ground.
c.
Launch until far bank end of bridge is 9 in (23 cm) from LRP, or end of ETP overhangs CRB by 1.5 ft (0.5 m).
d.
Put bridge on ground.
*
Add given length of launching nose with LRP secured with tie down strap.
**
Nose completed by adding 8th LNH or 6 LNH required for 3N2 (double-story nose).
[ ]
Counterweight.
( )
Center of gravity.
6-6
