|
Single
roll Flat carry
|
Area
|
|
Belt
Width
|
Surcharge
Angle (β)
|
(ft2)
|
| 16" |
5°
|
0.015
|
|
10°
|
0.030
|
|
15°
|
0.045
|
|
20°
|
0.061
|
|
25°
|
0.078
|
|
30°
|
0.094
|
| 18" |
5°
|
0.019
|
|
10°
|
0.040
|
|
15°
|
0.059
|
|
20°
|
0.080
|
|
25°
|
0.101
|
|
30°
|
0.123
|
| 20" |
5°
|
0.025
|
|
10°
|
0.050
|
|
15°
|
0.075
|
|
20°
|
0.101
|
|
25°
|
0.128
|
|
30°
|
0.155
|
| 24" |
5°
|
0.038
|
|
10°
|
0.075
|
|
15°
|
0.113
|
|
20°
|
0.152
|
|
25°
|
0.192
|
|
30°
|
0.233
|
| 30" |
5°
|
0.060
|
|
10°
|
0.122
|
|
15°
|
0.183
|
|
20°
|
0.245
|
|
25°
|
0.310
|
|
30°
|
0.377
|
| 36" |
5°
|
0.089
|
|
10°
|
0.179
|
|
15°
|
0.270
|
|
20°
|
0.363
|
|
25°
|
0.457
|
|
30°
|
0.555
|
|
|
Single
roll Flat carry
|
Area
|
|
Belt
Width
|
Surcharge
Angle (β)
|
(ft2)
|
| 42" |
5°
|
0.124
|
|
10°
|
0.249
|
|
15°
|
0.375
|
|
20°
|
0.503
|
|
25°
|
0.634
|
|
30°
|
0.770
|
| 48" |
5°
|
0.164
|
|
10°
|
0.328
|
|
15°
|
0.495
|
|
20°
|
0.665
|
|
25°
|
0.839
|
|
30°
|
1.018
|
| 54" |
5°
|
0.209
|
|
10°
|
0.420
|
|
15°
|
0.633
|
|
20°
|
0.850
|
|
25°
|
1.072
|
|
30°
|
1.301
|
| 60" |
5°
|
2.605
|
|
10°
|
0.522
|
|
15°
|
0.788
|
|
20°
|
1.058
|
|
25°
|
1.335
|
|
30°
|
1.620
|
| 72" |
5°
|
0.379
|
|
10°
|
0.761
|
|
15°
|
1.147
|
|
20°
|
1.541
|
|
25°
|
1.945
|
|
30°
|
2.361
|
| 84" |
5°
|
0.521
|
|
10°
|
1.045
|
|
15°
|
1.575
|
|
20°
|
2.115
|
|
25°
|
2.669
|
|
30°
|
3.240
|
|
