Concrete Calculator
Slab or pad volume
Results
| Volume | — |
|---|---|
| Cubic yards | — |
| Bags | — |
How to use
- Enter pad length and width with units (converted to feet internally).
- Enter slab thickness in inches, feet, or metric units.
- Results include cubic yards (÷27) and approximate 80 lb premix bags.
Disclaimer. Informational only—not engineering, structural, or contractor advice. Add extra for waste, uneven subgrade, and local code requirements; verify with a qualified professional.