Slabs & foundations
Sourced answers on slabs & foundations, written for the person standing in front of the problem.
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1
How do you pour a concrete slab?
Lay out and excavate, compact a granular base, form and reinforce, place and screed, float, joint, then cure 3–7 days. The order of operations, step by step.
2How do you lay a concrete slab?
Compact the subgrade, set forms, place the concrete, screed and float it, cut control joints the same day, then cure the slab for 3 to 7 days straight.
3How thick basement concrete floor?
A basement floor is poured 4 inches over a vapor retarder. Typical strength is 3,000 to 3,500 psi (21–24 MPa), no air entrainment needed indoors.