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.