Concrete Calculator

Calculate the volume of concrete you need for your project with our tool below. To account for waste/subgrade adjustment, we recommend adding 5% to the total.

Be sure to double-check all dimensions to insure accurate calculations. Spokane Rock Products is not responsible for errors due to incorrect measurements or inferior subgrades.

Slabs, Square Footings, or Walls

length:
width:
thickness or height:
quantity:
 

Hole, Column, or Round Footings

diameter:
depth or height:
quantity:
 
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