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Concrete slab calculator

Cubic feet, cubic yards, bag counts and the weight of the pour.

Lengthft Widthft Depthin

Concrete needed—

Volume—

60 lb bags (0.45 ft³ each)—

80 lb bags (0.60 ft³ each)—

Approximate weight—

Add 5-10% for waste and uneven ground. Bag yields are typical, not guaranteed.

Frequently asked questions

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Frequently asked questions

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