Driveways
Sourced answers on driveways, written for the person standing in front of the problem.
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How thick should a concrete driveway be?
Four inches is standard for cars, 5 to 6 inches for RVs and heavy trucks. Strength, air entrainment, and a compacted subgrade matter as much as thickness.
2How to pour a concrete driveway
Compact the subgrade, set forms, place 4 to 5 inches of 4,000 psi concrete, then screed, float, joint, and broom finish before it sets. Cure for 3 to 7 days.
3How long does concrete driveway last?
A concrete driveway placed and cured properly lasts decades — commonly 30 years or more, and far longer where it is not exposed to deicing salt. What