HOW IT IS CALCULATED
Estimate concrete for a footing
Calculate rectangular concrete volume and include a waste allowance.
Instant resultClear formulaRuns locally
01Values
02length × width × depth × (1 + waste)
03Result
All dimensions contribute directly to volume.
Concrete volume scales with every dimension
Increasing length, width or depth increases required concrete proportionally.
02
In short
What logic does the calculator use?
length × width × depth × (1 + waste)
Example?
All dimensions contribute directly to volume.