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HS&E Operatives practice question: Demolition and dismantling (7 of 7)

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

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A wall is going to be taken out to open up two rooms in an old house.

What should happen before the work starts?

Choose one answer.

  1. A. Put one prop under the ceiling, wherever it fits
  2. B. A competent person surveys it and plans any support
  3. C. Knock it out and watch to see whether the ceiling above sags
  4. D. Nothing, as internal walls never hold anything up
Show the answer and explanation

Answer: B

  • A. Wrong: Wrong. Temporary supports must be designed by a competent person for the loads involved.
  • B. Right: Right. HSE says a competent person should do a full survey and assessment of the structure, and decide the method and design of temporary supports.
  • C. Wrong: Wrong. That could cause a sudden collapse. The work must be planned first.
  • D. Wrong: Wrong. Many internal walls carry floors or roofs above.

Explanation

Before alteration or demolition, a competent person must survey the structure and design any temporary support.

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