Cable Pulling Tension Calculator

Calculate cable pulling tension and sidewall bearing pressure for conduit installations.

Cable weight per unit length.
lb/ft
Total pulling distance.
ft
Friction coefficient (0.35 typical with lube).
Number of 90-degree bends in the run.
Conduit bend radius.
inches

Results

Straight Pull Tension-lbs
Total Tension w/Bends-lbs
Sidewall Bearing Pressure-lb/ft
References: NEC 300.34; IEEE Std 1185; Southwire Cable Pulling Handbook