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Concrete Calculator
ft/in
m/cm
Length (ft)
Width (ft)
Thickness (in)
Quantity (slabs)
Waste (%)
Concrete needed
1.36
yd³
= 1.04 m³ · 36.7 ft³
62
80 lb bags
82
60 lb bags
123
40 lb bags
✨ Live · Bag counts are for pre-mixed concrete (80 lb ≈ 0.6 ft³ yield). Ready-mix trucks are sold by the cubic yard. Order to the nearest ¼ yard.
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