How it works
Cubic meters = length × width × thickness/100 × (1+waste/100)
Input definitions
- Length (m)
- Enter the value in the labeled unit.
- Width (m)
- Enter the value in the labeled unit.
- Thickness (cm)
- Enter the value in the labeled unit.
- Waste (%)
- Enter the value in the labeled unit.
A worked example
- Length (m)
- 5
- Width (m)
- 4
- Thickness (cm)
- 10
- Waste (%)
- 5
Assumptions & limits
Uses the stated input units. Results are rounded for display; keep additional precision for subsequent calculations.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Should I order exactly the quantity shown?
Treat the result as a planning estimate. Check measurements, units, pack sizes, waste, openings and local requirements; the stated formula does not replace a project-specific design.
How does the Concrete quantity tool work?
Cubic meters = length × width × thickness/100 × (1+waste/100).
What are the assumptions and limits of Concrete quantity?
Uses the stated input units. Results are rounded for display; keep additional precision for subsequent calculations.