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HS&E TUNN practice question: Air, gases and confined spaces (4 of 6)

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

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You are assessing a confined space in a tunnel.

Which of these dangers does HSE list?

Choose one answer.

  1. A. Only tripping over tools
  2. B. Lack of oxygen, fumes, flooding and fire
  3. C. Only the risk of getting dirty or wet clothing
  4. D. Only the cold
Show the answer and explanation

Answer: B

  • A. Wrong: Wrong. The main dangers are bad air, flooding and fire.
  • B. Right: Right. HSE lists reduced oxygen, noxious fumes, flooding, drowning and fire among confined space dangers.
  • C. Wrong: Wrong. Confined spaces can kill.
  • D. Wrong: Wrong. The main dangers are bad air, flooding and fire.

Explanation

Confined space dangers include lack of oxygen, fumes, flooding and fire.

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