Roads & Surfacing

Hardcore / Sub-base Calculator

Estimate Type 1 or hardcore volume and tonnage from area and depth.

Hardcore / Sub-base Calculator

Enter your values below and press calculate.

Enter your values above to see the result.

Formula used

Volume = length × width × depth(m). Tonnes = volume × density, plus allowance.

Example

8m × 4m × 0.15m = 4.8m³. At 2.1t/m³, this is 10.08t before allowance.

Important note

Always check the material specification, required compaction and supplier density.

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