OFFSHORE TOOLKIT

All Calculators

Free lifting, rigging, and inspection calculators — pick one to open it in a new tab.

Lifting Gear SWL / WLL Calculator

Safe Working Load from MBL, sling angle de-rating, and multi-leg tension.

Calculator 01
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Padeye and Hook / Shackle Capacity Calculator

Pass/fail checks for padeyes and hooks/shackles against applied load.

Calculator 02

Wire Rope Discard Calculator

Diametric reduction, broken-wire rules, and a physical damage checklist.

Calculator 03

ATEX / IECEx Zone Checker

Check equipment category, gas/dust group, and temperature class against a zone.

Calculator 04

Dropped Object Consequence Calculator

DROPS Calculator methodology, with a banded mass-vs-height chart.

Calculator 05
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Inspection Interval Planner

Build a year-view wall chart of inspection due dates and print it.

Calculator 06