Temporary support - Before digging any trench pit, tunnel, or other excavations, decide what temporary support will be required and plan the precautions to be taken. Trenchless techniques should always be considered at the design stage as they replace the need for major excavations. Depending on conditions, a cubic metre of soil can weigh in excess of 1.5 tonnes.No ground can be relied upon to stand unsupported in all circumstances.people or plant falling into excavations.material falling from the sides into any excavation and.Excavations collapsing and burying or injuring people working in them.This information should be used during the planning and preparation for excavation work.Įvery year people are killed or seriously injured by collapses and falling materials while working in excavations. underground structures or water courses and.This should include relevant information on: No work should take place until the excavation is safe.Ĭommercial clients must provide certain information to contractors before work begins. To maintain the required precautions, a competent person must inspect excavation supports or battering at the start of the working shift and at other specified times. The law says you must prevent danger to workers in or near excavations. Controlling physical ill health risks - Key points.
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