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Civil calculator
PublicConstruction Unit Converter
Quickly convert between millimetres, metres, kilometres, feet, inches, and yards while onsite or estimating.
Calculator inputs
Results
Add your inputs and run the calculator to see results.
How this tool works
Results are instant and based on the values you provide. Validate outputs against drawings, specifications, and project controls before procurement or construction.
Assumptions
- Length-only converter in first release.
Practical notes
- Future Buildstate releases can add area, volume, and mass conversions.