# Excavation — Utility Construction Glossary

The process of removing earth to form a cavity, trench, or hole for utility installation. This includes precise digging, proper shoring, and adherence to safety regulations.

## Frequently asked questions

### What safety measures are required for excavation?

Safety measures include proper shoring or sloping of walls, regular soil testing, providing safe access and egress, and following OSHA guidelines for trench safety.

### How is excavation depth determined?

Excavation depth is determined by factors including utility specifications, frost line depth, existing infrastructure, soil conditions, and local building codes.


## Related terms

- [backfill](https://www.dunninfrastructuregroup.com/glossary/backfill)
- [dewatering](https://www.dunninfrastructuregroup.com/glossary/dewatering)
- [trench-safety](https://www.dunninfrastructuregroup.com/glossary/trench-safety)

Safe and precise excavation is fundamental to successful underground utility installation and requires careful planning and execution.

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Source: https://www.dunninfrastructuregroup.com/glossary/excavation
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