Course Outline: Excavation vs. trenching – Hazards involved – Employee rights & responsibilities – Signs of unsafe excavation/trench – Soil types (A, B, C) & stability – Hazards: cave‑ins, atmospheres, falling objects, equipment, utilities – Atmosphere testing (O₂ deficiency, toxic/flammable gases, >4 ft) – Protective systems: sloping, benching, shoring, trench boxes – Pre‑shift & periodic inspections – Safe ladders/ramps (within 25 ft) – Safe use of excavators, loaders, trucks – Avoiding underground utilities – Materials/equipment ≥2 ft from edge – Emergency response (cave‑ins, equipment issues, hazardous releases) – Online Test
Excavation or Trenching Training & Certification
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