ARMY TM 5-5420-212-10-1
MARINE CORPS TM 08676A-10/1-1
TABLE 1-3. Double Story Bridge Length v Gap Width
BRIDGE LENGTH
2E + No. OF
BAYS
MINIMUM GAP WIDTH
MAXIMUM GAP WIDTH
FEET
METERS
**
FEET
METERS
FEET
METERS
36
11.0
1
21
6.4
29.5
9.0
42
12.8
2
27
8.2
35.5
10.8
48
14.6
3
33
10.0
41.5
12.6
54
16.5
4
36
11.9
47.5
14.5
60
18.3
5
45
13.7
53.5
16.3
66
20.1
6
51
15.5
59.5
18.1
72
21.9
7
57
17.3*
65.5
19.9*
78
23.8
8
63
19.2
71.5
21.8
84
25.6
9
69
21.0
77.5
23.6
90
27.4
10
75
22.8*
83.5
25.4*
96
29.3
11
81
24.7
89.5
27.3
102
31.1
12
87
26.5
95.5
29.1
108
32.9
13
93
28.3
101
30.9
114
34.8
14
99
30.2
108
32.8
120
36.6
15
105
32.0
112
34.6
126
38.4
16
111
33.8
119
36.4
132
40.2
17
117
35.6
125
38.2
138
42.1
18
123
37.5
131.5
40.1
144
43.9
19
129
39.3
137.5
41.9
150
45.7
20
135
41.1
143
43.7
156
47.6
21
141
43.0
148
45.6
162
49.4
22
147
44.8
151.5
47.4
NOTE:
* Due to rounding figures to one decimal point, these figures are different to those found in Chapter 3.
** Double story and link reinforced bridges are described "2E + No. of Bays" (2 ends of bridge + No. of Bays)
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