Foundation, concrete and rebar calculator Foundation, concrete and rebar calculator

Online foundation concrete and rebar calculator

Use this tool for preliminary strip footing, slab and pile foundation estimates: geometry, reinforcement components and a material bill.

This is a planning estimate. For construction, rely on structural design loads, soil data, concrete cover and local building codes.

✓ Use the calculator to turn input values into a clear, repeatable result.
✓ Keep units and assumptions visible so the calculation can be checked later.
✓ Copy the result or key numbers for reports, messages or spreadsheets.
✓ Reset to defaults when you want to compare another scenario from a clean state.
✓ Calculators run in the browser and are useful for quick estimates before formal checks.
✓ For finance, health, engineering or legal decisions, verify important results with a specialist or official source.