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Compacted Gravel Base

Allow for compaction and convert loose volume into delivery mass.

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Local calculations. Results are estimates, not professional advice.

Loose volume to order

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Planning estimate from your measurements and assumptions. Confirm dimensions, product coverage and local installation requirements before buying.

Formula

Use V = Ad(1+c). A is area in m², d is finished depth converted to m, and c is the extra loose-volume fraction for compaction. Loose volume V is in m³.

Allow for compaction and convert loose volume into delivery mass.

Worked example

Net area (m²)
20
Compacted depth (cm)
10
Extra loose volume for compaction (%)
20
Loose bulk density (kg/m³)
1600
Loose volume to order
2.4 m³
Estimated delivered mass
3.84 tonnes

Scope and limitations

Planning estimate from your measurements and assumptions. Confirm dimensions, product coverage and local installation requirements before buying.

Inputs are checked for missing values and allowed ranges. A result outside the finite numeric range is not displayed. Rounding affects display, while the calculation uses the model’s numeric precision.

Check your units and assumptions before relying on a result. Changing a label does not convert a currency or physical unit.

Formula version: 6d5745e37dd3 · Example checked:

Methodology

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