Tools
Concrete volume calculator.
Quick cubic-metre estimate for slabs, columns, beams, and footings — with wastage factor and truck-load count.
Step 01
Choose structure type.
Pick the geometry that matches your pour. Units accept metres or feet.
Step 02
Enter dimensions.
Result
Your order volume.
Order volume
0.00
cubic metres (m³) — includes wastage factor
Net
0.00
m³ before wastage
Wastage
0.00
m³ allowance
10-m³ trucks
0
transit mixers (10 cum)
7-m³ trucks
0
transit mixers (7 cum)
Quick reference
Typical member sizes.
Use these as a starting point for tendering and BOQ preparation.
Slab thickness
125 – 150 mm
residential
150 – 200 mm
commercial
Column size
230 × 230 mm
minimum
300 × 300 mm
common
450 × 450 mm
heavy load
Beam size
230 × 300 mm
230 × 450 mm
300 × 600 mm
Footing
1.5 × 1.5 × 0.3 m
2.0 × 2.0 × 0.45 m
size depends on load
Need help with a complex pour?
For irregular geometries, mass pours, or pumping layouts, send us a plan and we will return a verified BOQ-grade volume and truck plan.