Every lifting and rigging calculator in the toolkit — pick one below to jump straight in. Each is a quick working check, not a substitute for a certified lifting plan or engineering sign-off.
Work out Safe Working Load from MBL, de-rate for sling angle, and check tension per leg on a multi-leg sling.
Calculator 01Basic pass/fail checks for padeyes and hooks/shackles — rated capacity against applied load, with side-load warnings.
Calculator 02Diametric reduction, broken-wire counts (6d and single-strand rules), and a physical damage checklist per ISO 4309.
Calculator 03Check equipment category, gas/dust group, and temperature class against a hazardous zone, or look up what a zone requires.
Calculator 04DROPS Calculator methodology — classifies likely outcome (Slight/Minor/Major/Fatality) from mass and fall height, with a banded chart.
Calculator 05Build a year-view wall chart of inspection due dates from your equipment list and print it, or save it as a PDF.
Calculator 06Additional offshore and rigging calculators will appear here as they're added to the toolkit.