General Order 64-A
Appendix
D
Typical Communication Line Construction
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Table 26 MINIMUM REPLACEMENT GROUND LINE CIRCUMFERENCE IN INCHES OF SOLID, SOUND COMMUNICATION POLES IN GRADE “F” CONSTRUCTION (Ultimate Fiber Stress 5,000 pounds per square inch) |
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This Table covers exchange or local distribution lines of 10 or less open wire. |
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Length of pole, feet. |
Span length, feet |
Load in number wires |
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(1-4) |
(5-10) |
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L.L. |
H.L. |
L.L. |
H.L. |
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|
20 |
100 |
12 |
12 |
12 |
15 |
|
125 |
12 |
13 |
12 |
16.5 |
|
|
150 |
12 |
13.5 |
12 |
17 |
|
|
175 |
12 |
14 |
13 |
18 |
|
|
25 |
100 |
12 |
13 |
12 |
16.5 |
|
125 |
12 |
14 |
12 |
18 |
|
|
150 |
12 |
14.5 |
13 |
18.5 |
|
|
175 |
12 |
15.5 |
13 |
20 |
|
|
200 |
12 |
16.5 |
13.5 |
21 |
|
|
30 |
100 |
12 |
13.5 |
12 |
17.5 |
|
125 |
12 |
14.5 |
12.5 |
19 |
|
|
150 |
12 |
15 |
13 |
20 |
|
|
175 |
12 |
16 |
14 |
21.5 |
|
|
200 |
12 |
17 |
14.5 |
22.5 |
|
|
35 |
100 |
12 |
14.5 |
13 |
19 |
|
125 |
12 |
15.5 |
13 |
20.5 |
|
|
150 |
12 |
16 |
14 |
22 |
|
|
175 |
12 |
17 |
15 |
23 |
|
|
200 |
12 |
18 |
15.5 |
24 |
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L.L. = Light Loading
H.L. = Heavy Loading