Engineering Toolkit

EOT Crane Design Calculators

Free engineering tools for crane designers, consultants, and maintenance engineers.

Calculate required KW for Hoisting and Long Travel motions.

Size brakes for hoist and travel motions with safety factors.

Select rope diameter & grade based on FEM/ISO duty classes.

Calculate drum diameter, length, and pitch based on lift height.

Calculate required dynamic load ratings and life for crane bearings.

Calculate maximum static and dynamic wheel loads for runway design.

Optimize bridge girder sections for strength and deflection limits.

Design wheel trucks with stability and deflection checks.

Calculate transverse and bearing stiffeners for box girders.

Verify girder stiffness and natural frequency against standards.

Calculate fillet weld sizes and capacity for crane structures.