Rebar & Mesh Calculator

Calculate mesh sheets and reinforcement allowance for concrete slabs and pads.

Rebar and mesh for a 5m by 2.4m slab

For a slab measuring 5 metres by 2.4 metres, this estimate includes mesh coverage and overlap using the default reinforcement settings below.

  • Slab area12.00 m²
  • Mesh sheets3
  • Effective cover per sheet5.61 m²
  • Tying wire2 kg

Results - Rebar & Mesh Calculator

  • Slab area12.00 m²
  • Mesh sheets3
  • Effective cover per sheet5.61 m²
  • Tying wire2 kg

How this reinforcement calculator works

It uses the slab area and an effective mesh cover per sheet once overlaps are allowed for, then estimates tying wire and sheet count.

Disclaimer

Material quantities shown are estimates for guidance only. Although typical UK wastage and compaction allowances have been included, actual requirements may vary depending on site conditions, installation methods, and material differences. Please confirm quantities with your installer or supplier before ordering. We accept no liability for inaccuracies, financial loss, or delays arising from the use of these estimates.