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Excavation Cost Calculator
Estimate digging cost including soil swell and disposal for a trench, pit or foundation.
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Estimated excavation cost
Compare Your Options And Get Clear Answers
Estimate digging cost including soil swell and disposal for a trench, pit or foundation.
Excavation Cost Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Cost = volume x dig rate + loose volume x disposal.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Excavation Quick Guide
Typical values for reference.
| L m | W m | Depth m | Cost |
|---|---|---|---|
| 6 | 4 | 1.2 | £2,232.00 |
| 3 | 1 | 0.5 | £116.25 |
| 10 | 8 | 2 | £12,400.00 |
| 20 | 0.6 | 1 | £930.00 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Excavation Cost Calculator FAQ
Answers to common questions about this calculator.
Per cubic metre dug plus removal of spoil.
Soil expands when dug, so you remove more volume.
Yes, tight sites cost more.
No, it is an estimate.