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5.00 Correction Factors for Various<br />
Laying Conditions<br />
To determine current capacity for the various laying conditions than those indicated on the every<br />
tables, multiply table values by the correction factors shown below.<br />
Correction Factors for Various Ambient Air Temperature<br />
Air Temperature ( )<br />
Rating Factor<br />
Correction Factors for Various Ground Temperature<br />
Air Temperature ( )<br />
Rating Factor<br />
Correction Factors for Various Thermal Resistivity of Ground<br />
Thermal Resistivity of Soil<br />
( )<br />
Rating Factor<br />
20<br />
1.2<br />
15<br />
1.08<br />
0.7<br />
1.14<br />
Correction Factors for Various Depth of Laying<br />
Depth of Laying (m) Rating Factor<br />
0.50 ~ 0.70<br />
0.71 ~ 0.90<br />
0.91 ~ 1.10<br />
1.11 ~ 1.30<br />
1.31 ~ 1.50<br />
25<br />
1.16<br />
20<br />
1.04<br />
1.0<br />
1.0<br />
30<br />
1.10<br />
25<br />
1.0<br />
1.2<br />
0.93<br />
35<br />
1.05<br />
30<br />
0.96<br />
1.5<br />
0.84<br />
40<br />
1.0<br />
35<br />
.091<br />
2.0<br />
0.74<br />
1.09<br />
1.05<br />
1.03<br />
1.01<br />
1.00<br />
45<br />
0.94<br />
40<br />
0.87<br />
2.5<br />
0.67<br />
50<br />
0.88<br />
45<br />
0.83<br />
3.0<br />
0.61<br />
Correction Factors for Various Laying Conditions 35
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