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HS&E MAP practice question: Excavations and underground services (3 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 dumper is going to tip spoil into an excavation.

What should stop it falling in?

Choose one answer.

  1. A. Tipping quickly before the edge gives way
  2. B. Wheel stops set back from the edge
  3. C. The driver's judgement alone
  4. D. A traffic cone at the edge
Show the answer and explanation

Answer: B

  • A. Wrong: Wrong. That is dangerous.
  • B. Right: Right. HSE says use stop blocks to keep vehicles back from excavation edges.
  • C. Wrong: Wrong. Drivers can misjudge the edge. Use stop blocks.
  • D. Wrong: Wrong. A cone won't stop a dumper.

Explanation

Keep vehicles, spoil and materials back from excavation edges, using stop blocks where vehicles tip.

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