Earthworks

Bulking Factor Calculator

Convert in-situ material volume to loose volume after excavation.

Bulking Factor Calculator

Enter your values below and press calculate.

Enter your values above to see the result.

Formula used

Loose volume = in-situ volume × (1 + bulking %).

Example

100m³ in-situ with 25% bulking becomes 125m³ loose.

Important note

Use material-specific bulking factors where possible.

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