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02 / Building & structure

Concrete calculator

Estimate ready-mix volume and premixed bags for slabs, pads and simple footings.

Instant resultUK metricNo sign-up

PROJECT MEASUREMENTS

Enter what you know.

Results update as you type.

LengthmLongest side of the pour.WidthmWidth of the slab or footing.DepthmmFinished concrete thickness.Waste allowance%Allows for uneven ground and spillage.

LIVE ESTIMATE

Concrete to order

1.65m³

Base volume1.5 m³Premixed 25 kg bags138 bagsSuggested ready-mix order1.7 m³

Confirm structural depth, mix grade and reinforcement with the project specification before ordering.

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