Guidance on underwater excavation works involving divers

Contents
  • Background
  • Aims
  • Application
  • Overview
  • Underwater Excavation Works Involving Divers – Risk Assessment
    • Factors to Consider
    • Causes of Previous Incidents
  • Underwater Excavations: Working in Pre-Existing Excavation Sites
  • Underwater Excavations: Plant and Equipment Overview
    • Airlifts
    • Diver Operated Suction Dredge (Dredgehog)
    • Water Jets
    • Summary of Air Lifts and Dredges Operational Safety
  • References
Reference(s): IMCA D074
Published:January 2023
Version:New Publication
Grade:IMCA Recommended Practice
Category:
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