General Order 64-A
Appendix
B
Mechanical And Loading Data For Conductors
TABLE 23 CHARACTERISTICS OF ALUMINUM CABLE STEEL REINFORCED – BARE WIND AND ICE LOADS |
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Actual size C.M. or A.W.G. |
Copper equivalent C.M. or A.W.G |
Diameter inches |
Area of aluminum Sq. in |
Area of steel Sq. in |
Elastic limit, lbs |
Ultimate strength, lbs |
Loading Per Linear Foot of Conductor, Pounds |
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Light Loading District |
Heavy Loading District |
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Vertical – Conductor only |
Horizontal - Wind, 8 lbs per square foot |
Resultant Load |
Vertical, Conductor +½ inch Ice |
Horizontal -Wind 6 Lbs per Sq. Ft. on Conductor + ½ inch Ice |
Resultant Load |
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1,033,500 |
650,000 |
1.246 |
0.8117 |
0.1052 |
25,000 |
36,300 |
1.332 |
0.831 |
1.570 |
2.419 |
1.123 |
2.670 |
795,000 |
500,000 |
1.093 |
.6244 |
.0809 |
19,250 |
27,950 |
1.024 |
.729 |
1.256 |
2.008 |
1.046 |
2.261 |
500,000 |
314,500 |
0.904 |
.3927 |
.0916 |
17,400 |
24,080 |
0.783 |
.609 |
.0.988 |
1.654 |
0.953 |
1.828 |
397,500 |
250,000 |
.806 |
.3122 |
.0728 |
13,800 |
19,170 |
.622 |
.536 |
.850 |
1.431 |
.903 |
1.690 |
336,400 |
4/0 |
.741 |
.2642 |
.0616 |
11,715 |
16,200 |
.527 |
.494 |
.723 |
1.297 |
.871 |
1.562 |
266,800 |
3/0 |
.633 |
.2095 |
.0273 |
6,470 |
9,385 |
.343 |
.422 |
.543 |
1.046 |
.817 |
1.327 |
4/0 |
2/0 |
.563 |
.1662 |
.0277 |
5,940 |
8,435 |
.295 |
.376 |
.478 |
0.954 |
.782 |
1.234 |
3/0 |
1/0 |
.502 |
.1318 |
.0219 |
4,690 |
6,660 |
.233 |
.334 |
.407 |
.853 |
.751 |
1.136 |
2/0 |
1 |
.447 |
.1045 |
.0174 |
3,730 |
5,300 |
.185 |
.298 |
.351 |
.772 |
.724 |
1.054 |
1/0 |
2 |
.398 |
.0829 |
.0138 |
2,960 |
4,200 |
.147 |
.266 |
.303 |
.704 |
.699 |
0.991 |
2 |
4 |
.316 |
.0521 |
.0087 |
1,860 |
2,660 |
.092 |
.210 |
.228 |
.598 |
.658 |
.888 |
4 |
6 |
.250 |
.0328 |
.0055 |
1,170 |
1,665 |
.058 |
.169 |
.177 |
.523 |
.625 |
.814 |