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Construction Safety

Excavation & Trench Safety Checklist

June 18, 2026

A worker inspecting a shored excavation trench with edge barriers on a construction site

Excavations and trenches are deceptively dangerous. A collapse can happen in seconds, and even a shallow trench holds enough soil to crush or suffocate someone. Strict controls and daily checks are essential.

The main hazards

  • Collapse — unsupported or unbattered sides giving way
  • Falls — people or vehicles falling into the excavation
  • Buried services — striking gas, electric, or water lines
  • Flooding and water ingress
  • Hazardous atmospheres in deep or confined excavations
  • Materials and spoil falling back in from the edge

Daily checklist

  • Sides supported, battered, or benched as the design requires
  • Edge protection and barriers in place
  • Spoil stored well back from the edge
  • Safe access — ladders or ramps, properly positioned
  • Services located and marked before digging
  • Inspection by a competent person before each shift

Inspect before every shift

Excavation supports must be inspected at the start of every shift and after any event that could affect stability — rain, vibration, or a knock from plant. The ground changes; yesterday's safe trench may not be safe today.

Record the inspection

Excavation inspections need a written record. A digital check — photographing the supports and edges, flagging any movement — gives you a dated, defensible record at the start of each shift. SiteAudit makes excavation checks quick and keeps the evidence in one place.

Get the Site Audit app

Capture issues, generate reports and finish audits faster — right from your phone.

Download on the App StoreGet it on Google Play

Site Audit is a free construction site audit app for contractors — download the app or see pricing.