How to Calculate Concrete
To find the volume of concrete needed for a slab, use the formula:
Length (ft) × Width (ft) × Thickness (ft) = Cubic Feet
Since concrete thickness is usually measured in inches, divide the inches by 12 to convert to feet first.
Standard Thickness Guide
- 4 Inches: Sidewalks, Patios, Garage Floors (Standard)
- 5-6 Inches: Driveways (Heavy Loads)