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80 LB Concrete Bag Coverage
Estimate how many square feet one 80 lb concrete bag covers at a common 4 inch slab depth.
80 lb concrete bag coverage
An 80 lb concrete bag covers about 1.8 sq ft at 4 inches deep.
A common 80 lb concrete mix bag yields about 0.60 cubic feet. For a 4 inch slab, divide 0.60 cubic feet by 0.3333 feet of depth to estimate about 1.8 square feet of coverage.
Try this in Smart ConvertFormula and estimate
0.60 cu ft / (4 in / 12) = 1.8 sq ftActual coverage depends on slab thickness, waste, sub-base, mixing, and the yield printed on the bag. Round up for real projects.
Questions people ask
How much area does an 80 lb concrete bag cover?
At 4 inches deep, one common 80 lb bag covers about 1.8 square feet.
How many 80 lb concrete bags do I need?
Find the required cubic feet from length, width, and thickness, then divide by about 0.60 cubic feet per 80 lb bag.