Exams / HS&E WAH / Planning work at height / Question 3
HS&E WAH practice question: Planning work at height (3 of 6) E. Specialist: Specialist work at height A free question from our original HS&E WAH practice exam. Try it, then open the answer to see why each option is right or wrong.
Last verified October 2026 against HSE guidance and the law ·How we write our questions
A gang has been given harnesses for a job, although guard rails could be fitted.
What does HSE say about choosing equipment lower down the hierarchy?
Choose one answer.
A A. It is fine if the harnesses are newB B. It is fine if the workers prefer harnessesC C. It is fine for jobs under a week, as long as they are clipped onD D. It isn't acceptable if guard rails are practicableShow the answer and explanation Answer: D
A. Wrong: Wrong. New equipment doesn't change the hierarchy.B. Wrong: Wrong. Collective protection, such as guard rails, comes first.C. Wrong: Wrong. The hierarchy applies whatever the length of the job.D. Right: Right. HSE says the hierarchy must be followed. It is not acceptable to select work equipment from lower down the hierarchy.Explanation Follow the hierarchy: avoid, then collective prevention, then personal prevention, then mitigation.
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