Concrete Volume & Quantity Calculator

Estimate the concrete volume and rebar tonnage for slabs, footings, and columns.

Element type

Length (m)

Width (m)

Height / Thickness (m)

Quantity (number of elements)

Waste/overage allowance (%)

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Total concrete volume needed

Volume per element—

Estimated ready-mix trucks (7m³ each)—

Estimated rebar weight (approx. 100 kg/m³)—

Rebar weight is a rough rule-of-thumb (80–120 kg/m³ typical for slabs/footings) — actual reinforcement depends on structural design. Contact Amirise Engineering for exact quantities and a bar bending schedule.

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