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Cave-in in an excavation is the detachment of the mass of soil in the side of trench and the sudden displacement inside the excavation which represent a hazard to the person inside.[1][2] Cave-ins is considered as the most critical risk beside other related hazards within trenches.[3][4][5]The reasons that lead to cave-ins fall between pressure on soil, vibration of equipment and excess loads. Cave-ins in excavation is prevented using sloping, shoring and shielding.[6]


Rock and soil classificationsEdit

Types of cave-InsEdit

Cave-in accidentsEdit


  1. ^ "Trenching and Excavation Policy » Environmental Health & Safety » University of Florida". Retrieved 20 January 2018.
  2. ^ Carl O., Morgan. Excavation Safety: A Guide to OSHA Compliance and Injury Prevention. Government Institutes. p. 10. |access-date= requires |url= (help)
  3. ^ "Boonton company admits criminal fault in deaths of two workers in trench collapse". Retrieved 20 January 2018.
  4. ^ "Alabama construction company penalty for trenching hazard affirmed - Business Insurance". Retrieved 20 January 2018.
  5. ^ "Trenching and Excavation Safety". Retrieved 20 January 2018.
  6. ^ Labour, Government of Ontario, Ministry of. "Excavation Hazards (Fact Sheet)". Retrieved 20 January 2018.