Concrete Calculator

Your project

Patios, walkways and shed pads are usually 4 in. Driveways are usually 5 to 6 in.

%

Forms flex and subgrades are never perfectly level. 5 to 10% is typical.

Results

Concrete needed
1.36 cubic yards
Includes your waste allowance
Cubic feet
36.7 ft³
Cubic meters
1.04 m³
Estimated weight
5,500 lb

If you mix bagged concrete

80 lb bags
62 bags
60 lb bags
82 bags
40 lb bags
123 bags
  • Bag yields used: 0.60 ft³ per 80 lb, 0.45 ft³ per 60 lb, 0.30 ft³ per 40 lb. Check your bag, since brands differ slightly.
  • Ready-mix is usually ordered in ¼ yard steps. Round up rather than down.

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