Gravel quantity calculator
Estimate gravel volume, then tonnes or bags using the density and bag size you supply.
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How to use this tool
- Enter the area dimensions and intended gravel depth.
- Supply the density from your supplier before calculating weight, and bag weight before calculating bags.
Things to know
- No material density or bag weight is assumed. Density, compaction and moisture vary by product.
- Processing and results stay on this device. Inputs are bounded; no work is saved between visits.
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