Concrete Volume Calculator
Concrete volume for slabs, footings and pads in cubic metres and cubic yards, with waste.
Inputs
m
m
mm
pcs
%
Results
- Concrete volume
- 2.1 m³
- Concrete volume
- 2.75 yd³
- Approx. weight
- 5.04 t
Formula
Volume = L × W × Thickness × (1 + waste %) × quantity
Assumptions & limits
- Normal-weight concrete ≈ 2.4 t/m³.
- Order ready-mix rounded up to the supplier's increment.
Worked example
5 × 4 × 0.1 = 2 m³ × 1.05 = 2.1 m³ (≈ 2.75 yd³).