Civil Engineering Reference
In-Depth Information
TABLE 5.1
Moment Table for Cooper's E80 Wheel Load
N
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
P
20
40
40
40
40
26
26
26
26
20
40
40
40
40
26
26
26
26
S
1
0
8
13
18
23
32
37
43
48
56
64
69
74
79
88
93
99
104
S
w
109
101
96
91
86
77
72
66
61
53
45
40
35
30
21
16
10
5
SP
1
20
60
100
140
180
206
232
258
284
304
344
384
424
464
490
516
542
568
SP
18
568
548
508
468
428
388
362
336
310
284
264
224
184
144
104
78
52
26
SM
0
320
840
1560
2480
3313
4273
5387
6640
7760
10,320
13,080
16,040
19,200
21,467
23,907
26,467
29,200
SM
18
32,728
30,548
26,508
22,668
19,028
15,588
13,586
11,714
9998
8412
7352
5552
3952
2552
1352
806
390
130
SM
17
29,888
27,808
23,698
20,328
16,888
13,648
11,776
10,034
8448
6992
6032
4432
3032
1832
832
416
130
SM
16
27,178
25,198
21,558
18,118
14,878
11,838
10,096
8484
7028
5702
4842
3442
2242
1242
442
156
SM
15
24,082
22,222
18,822
15,622
12,622
9822
8236
6780
5480
4310
3570
2410
1450
690
130
SM
14
21,632
19,872
16,672
13,672
10,872
8272
6816
5490
4320
3280
2640
1680
920
360
SM
13
17,456
15,876
13,036
10,396
7956
5716
4494
3402
2466
1660
1200
600
200
SM
12
15,336
13,856
11,216
8776
6536
4496
3404
2442
1636
960
600
200
SM
11
13,416
12,036
9596
7356
5316
3476
2514
1682
1006
460
200
SM
10
11,696
10,416
8176
6136
4296
2656
1824
1122
576
160
SM
9
9264
8144
6224
4504
2984
1664
1040
546
208
SM
8
6992
6032
4432
3032
1832
832
416
130
SM
7
5702
4842
3442
2242
1242
442
156
SM
6
4310
3570
2410
1450
690
130
SM
5
3280
2640
1680
920
360
SM
4
1660
1200
600
200
SM
3
960
600
200
SM
2
460
200
SM
1
160
N
=
Wheel number;
P
=
Cooper
s E80 wheel load, kips (1/2 axle load);
S
1
=
Distance, ft, from wheel
N
to wheel 1;
S
w
=
Distance, ft, from wheel
N
to uniform train load of 4000 lb/ft;
S
1
+
S
w
=
109 ft;
SP
1
=
Sum of wheel loads, kips, between and including wheel 1 to wheel
N
;
SP
18
=
Sum of wheel loads, kips, between and including wheel
N
to wheel 18;
SM
=
Sum of the moments, ft-kips, about
wheel 1 of wheel loads between and including wheel 2 to wheel
N
;
SM
18
=
Sum of the moments, ft-kips, about the beginning of the uniform load of wheel loads between and including wheel
N
to wheel
18;
SM
k
=
Sum of the moments, ft-kips, about wheel load (
k
+
1) of wheel loads between and including wheel
N
to wheel
k
.
