CSCS Card Health, Safety and Environment Test · Working at height

Ladders, scaffolds, towers and platforms

39 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 39 questions

  1. Under the Work at Height Regulations 2005, what is the correct order of thinking for any work at height?
  2. At what angle should a leaning ladder be set, expressed as a ratio?
  3. How far should a ladder extend above the landing place it gives access to?
  4. When using a ladder, how many points of contact should you maintain whenever possible?
  5. Ladders are suitable for work at height only when
  6. Where possible, a leaning ladder should be secured
  7. What is the minimum height of a main guard rail on a working platform, under the Work at Height Regulations 2005?
  8. What is the minimum height of a toe board on scaffolding?
  9. What is the largest gap allowed between a guard rail and the toe board, or between intermediate rails?
  10. How often must a scaffold in use be inspected by a competent person?
  11. A scaffold tag shows a green label. What does it normally mean?
  12. You find a scaffold board missing from the platform you need to use. What should you do?
  13. Who is permitted to alter or dismantle part of a scaffold?
  14. A mobile access tower is to be used outdoors. What is the usual maximum ratio of platform height to base width?
  15. Before moving a mobile tower, you must
  16. What should you do with the brakes on the castors of a mobile tower while working on it?
  17. Who should assemble a mobile access tower?
  18. Why must a fragile roof be treated as dangerous even if it looks sound?
  19. When working near a fragile roof, which measure is best to prevent a fall?
  20. A fall arrest harness should be inspected
  21. What is the main purpose of an energy absorber on a fall arrest lanyard?
  22. After a fall has been arrested by a harness, why is rescue needed quickly?
  23. What is the best way of protecting people from falling objects at a scaffold lift?
  24. Why should debris never be thrown from a height?
  25. A MEWP operator in a boom-type platform is required to wear a harness. What is the best type of lanyard?
  26. Who should operate a mobile elevating work platform (MEWP)?
  27. What is the correct response to strong winds when working on an open platform?
  28. When you use a stepladder, you should not
  29. Which of these is the correct way of carrying items up a ladder?
  30. Which statement about a damaged ladder is correct?
  31. Why should you never overreach when working from a ladder or stepladder?
  32. A roof worker is edge-working with only a harness. Why is this the weakest of the options?
  33. Which of the following gives the best protection to everyone working near an open edge?
  34. A worker must use a ladder for a short job, but the base sits on a slope. What is the safest approach?
  35. An open void or hole in a floor is found on site and no cover is available. What is the first safe action?
  36. A competent person is asked how to cover an opening in a floor. Which is the correct standard for a temporary cover?
  37. A harness lanyard is attached to an anchor point below the worker's feet. Why is this a poor arrangement?
  38. A worker plans to use a scissor MEWP outdoors on a windy day above the manufacturer's wind limit. What should happen?
  39. A contractor is planning gutter cleaning at 6 metres. Which choice best follows the work at height hierarchy?

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