Trench Volume Calculator
Enter the trench length, width, and depth in metres.
Result
How to use
- Enter your values in the fields above.
- Press Calculate to see your result instantly.
- Use the Share button to copy a link to your result.
About this calculator
The excavation volume of a trench is simply its length × width × depth, giving a result in cubic metres that this calculator also converts to cubic yards and cubic feet for teams working in imperial units. The math looks trivial, but getting the width and depth right — accounting for sloped sides where soil conditions require them — is what turns this simple product into a usable estimate.
That volume figure drives real decisions on site: how many truckloads of spoil need hauling away, how much bedding material or backfill to order, and how long an excavator crew should budget for the dig. Utility contractors, excavation crews and civil engineers run this calculation before digging trenches for water, sewer, gas or electrical lines to plan equipment, disposal costs and labor time.
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