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HS&E HIW practice question: Excavations in the highway (2 of 6)

E. Specialist: Highway works A free question from our original HS&E HIW practice exam. Try it, then open the answer to see why each option is right or wrong.

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Trench supports are in place in a road excavation.

Who checks them, and when?

Choose one answer.

  1. A. The client, at handover
  2. B. Nobody, unless the sides move
  3. C. A competent person, each shift
  4. D. The ganger, once a week on Mondays
Show the answer and explanation

Answer: C

  • A. Wrong: Wrong. That is far too late.
  • B. Wrong: Wrong. Checks are needed every shift, before anything moves.
  • C. Right: Right. HSE says a competent person must check the supports at the start of each shift, and after anything that could affect stability.
  • D. Wrong: Wrong. They must be checked at the start of every shift.

Explanation

A competent person checks excavation supports at the start of each shift and after any event that could affect them.

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