Field Calculation Aid — Verify Critical Results

Use LoadCalc at your own risk. Independently verify critical inputs, geometry, calculations, load paths, and equipment ratings before use. LoadCalc is not a substitute for qualified rigging knowledge, required engineering, current manufacturer data, applicable standards, or site procedures.

Ground Rigging Training

IATSE Local 720 Bonus

Educational calculators for common ground-rigging math problems

Breaking-Strength Ratio — Training

Enter a factor from the applicable manufacturer, standard, or training exercise; LoadCalc does not choose it for you.

Results

UBS ÷ Applied Load

5.00:1

UBS ÷ Entered Factor

2,000 lbs

Meets entered factor

This is a ratio exercise only. A calculated UBS ÷ factor value is not a manufacturer WLL and must not be substituted for the rated capacity of actual equipment.

Educational Reference Only

Always follow manufacturer ratings and ASME B30 standards. User is responsible for verifying all calculations. These calculators are usable references and practice tools, but they do not replace qualified rigging knowledge, manufacturer requirements, or required engineering.