Shift Work Pattern & Rest Day Checker
Determine shift status for 4-on 4-off, DuPont, and 2-2-3 shift rotations.
Tool inputs stay in your browser · optional AI search sends your query
Good to know: Projects rotating shift patterns into future dates for manufacturing and nursing staff schedules.
How to use it (step by step)
- 1Fill in the boxes: “Known Day 1 of Cycle (YYYY-MM-DD)”, “Target Date to Check”, “Shift Rotation Schedule”. Example numbers are already there so you can see how it works; replace them with yours.
- 2The result updates instantly as you type (on a phone it is below the boxes).
- 3The bold line is the main answer. Tap Copy next to any value to copy it.
Words to know
- Premium pay
- Extra pay for working on a rest day or holiday — e.g. 130% on a rest day, 200% on a regular holiday. Like time-and-a-half, set by DOLE.
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