General Order 64
Appendix B
Mechanical And Loading Data For Conductors.
Table 17.
Characteristics Of Ordinary Steel Wire – Solid And Stranded – Bare
Wind And Ice Loads
Size A.W.G. |
Diameter Inches |
Area of Conductor Sq. In. |
* Allowable Tension in Rounds |
Loading per Linear Foot of Conductor – Pounds |
|||||
Light Loading District |
Heavy Loading District |
||||||||
Vertical – Conductor Only |
Horizontal – Wind, 8 lbs. per Sq. Ft. |
Resultant |
Vertical – Conductor + ½ in. Ice |
Horizontal – Wind, 6 lbs. per Sq. Ft. + ½ In. |
Resultant |
||||
4 |
0.225 |
0.0399 |
1090 |
0.134 |
0.150 |
0.201 |
0.584 |
0.612 |
0.846 |
6 |
.192 |
.0289 |
790 |
.098 |
.128 |
.161 |
.526 |
.596 |
.795 |
8 |
.162 |
.0206 |
546 |
.070 |
.108 |
.129 |
.480 |
.581 |
.754 |
10 |
.135 |
.0143 |
391 |
.048 |
.090 |
.102 |
.442 |
.567 |
.720 |
12 |
.105 |
.0087 |
238 |
.029 |
.070 |
.076 |
.404 |
.552 |
.684 |
7 Strand Steel Cable. |
|||||||||
5/8'' |
0.660 |
0.2660 |
7250 |
0.800 |
0.439 |
0.914 |
1.520 |
0.830 |
1.731 |
9/16'' |
.609 |
.2268 |
6230 |
.650 |
.406 |
.765 |
1.336 |
.804 |
1.560 |
1/2'' |
.495 |
.150 |
4100 |
.510 |
.330 |
.606 |
1.128 |
.747 |
1.360 |
7/16'' |
.444 |
.1204 |
3218 |
.415 |
.296 |
.510 |
1.000 |
.722 |
1.230 |
3/8'' |
.360 |
.0792 |
2500 |
.295 |
.240 |
.381 |
0.828 |
.680 |
1.080 |
5/16'' |
.327 |
.0654 |
1900 |
.210 |
.218 |
.303 |
.723 |
.664 |
.980 |
1/4'' |
.249 |
.0379 |
1150 |
.125 |
.166 |
.208 |
.590 |
.625 |
.860 |
3/16'' |
.195 |
.0232 |
730 |
.075 |
.130 |
.151 |
.506 |
.597 |
.784 |