Excavation numbers
| Item | Value |
|---|---|
| Protection required | Deeper than 1.5 m |
| Exit within | 8 m of a worker |
| Spoil back from edge | At least 1 m |
| Ground disturbance (Pipeline Act) | Deeper than 30 cm |
⚠️ Reference only. Always verify against the manufacturer's specs, your jurisdiction's code and your site's procedures.