Crane Load Chart Calculator

Determine required crane capacity, load percentage, and safe operating parameters.

Total weight of the load to be lifted, not including rigging.
lbs
Horizontal distance from the center of rotation to the load.
ft
Total length of the crane boom being used.
ft
Ground stability affects crane capacity. Firm is best; soft ground requires matting.
Wind speed at the job site. High winds require load derations.
mph

Results

Required Crane Capacity-tons
Load Percentage-%
Wind Deduction-lbs
Max Radius at This Load-ft
Rigging Weight Allowance-lbs
Reference: Based on general crane capacity principles. Always consult manufacturer load charts and a qualified lift planner for actual lifts.