How to use this tool
Sling Load Angle Calculator guide
Estimate sling leg tension based on load weight, number of legs, and sling angle. Enter the field measurements you know, then use the result as a fast planning, layout, or estimating reference.
BlueCollarCalc is meant to speed up math, not replace drawings, code books, lift plans, manufacturer data, engineered designs, or qualified trade judgment. Always verify before using any number on a real job.