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HS&E MAP practice question: Excavations and underground services (1 of 4)

D. High risk activities A free question from our original HS&E MAP practice exam. Try it, then open the answer to see why each option is right or wrong.

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A deep excavation on your site has trench support in place.

When must it be inspected?

Choose one answer.

  1. A. Only after heavy rain
  2. B. At the start of each shift, and after anything that could affect it
  3. C. Once a week, like a scaffold
  4. D. Only when it is first dug
Show the answer and explanation

Answer: B

  • A. Wrong: Wrong. Inspect each shift as well as after events like heavy rain.
  • B. Right: Right. HSE says excavations should be inspected by a competent person at the start of each shift, and after any event that may have affected their strength or stability.
  • C. Wrong: Wrong. Excavations must be inspected at the start of each shift.
  • D. Wrong: Wrong. Ground conditions change. Inspect every shift.

Explanation

Excavations must be inspected by a competent person at the start of each shift and after any event that could affect them.

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