Calculate concrete volume from length, width, and thickness for slabs, pads, and rectangular pours.
Multiply length by width by thickness. Convert thickness from inches to feet by dividing by 12.
Formula: length × width × thickness in feet = cubic feet
For bag estimates, use the concrete bag calculator. For ready-mix orders, cubic yards are commonly used.
Multiply length by width by thickness in feet to get cubic feet.
There are 27 cubic feet in one cubic yard.
Yes. This calculator works for rectangular slabs, pads, and similar pours.