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Gravel Calculator

Estimate loose gravel volume and mass.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Mass = volume × entered bulk density. The default density is an example; rock size, moisture and compaction change it. Confirm the supplier’s ordering unit.

How to use it (step by step)

  1. 1Fill in the boxes: “Length (m)”, “Width (m)”, “Depth (cm)”, “Your supplier density (kg/m³)”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

Area / volume / perimeter
Perimeter = distance around a shape. Area = the flat space inside it (m²). Volume = the space inside a 3D object (m³).
Tip / salary / unit price
An everyday estimate: type your own numbers and the tool does the math. Always round up a little for real-life purchases.

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