Working at Heights Practice Test 1

All 30 questions in this test

Every question and its answer choices. The correct answers and explanations appear when you take the test above.

1. What must be true of a vertical lifeline's lower end?

   1. It reaches the ground or has a positive stop
   2. It is tied around the worker's own waist
   3. It is left hanging loose midair
   4. It is cut short to save weight

2. What is the difference between an automatic and a manual rope grab?

   1. An automatic one is for ladders; a manual one is for horizontal lines
   2. An automatic one moves with you and locks; a manual one stays put
   3. An automatic one needs batteries; a manual one runs on air pressure
   4. There is no difference; the names are interchangeable

3. When using an automatic rope grab, what lanyard length does WorkSafeBC recommend?

   1. Any length at all
   2. 6 metres (20 ft)
   3. 0.6 metres (2 ft)
   4. 3 metres (10 ft)

4. What is the role of a safe work plan for work at heights?

   1. Identify fall hazards and share them with workers and supervisors
   2. Record the names of the workers who refused to climb a ladder
   3. Set the hourly wage for each worker who works on a roof
   4. List the brands of harness the company prefers to buy

5. Before any worker uses a fall arrest system or a safety net on a project, what must the employer develop?

   1. A list of nearby hospitals posted only at the company's head office
   2. Written procedures to rescue the worker after a fall is arrested
   3. A verbal promise that someone will call for help if needed
   4. A plan to finish the job before anyone has a chance to fall

6. Which feature must a fixed support not have?

   1. A clear marking showing its rated capacity
   2. Sharp edges that could cut or chafe the connection
   3. Enough strength to hold all the forces of a fall
   4. A smooth, rounded surface where the sling wraps around

7. If a shock absorber is used in the fall arrest system, what is the minimum static capacity of a temporary fixed support?

   1. 2 kilonewtons
   2. 6 kilonewtons
   3. 22 kilonewtons
   4. 12 kilonewtons

8. What must an employer's instructions on fall protection include?

   1. How to choose a lanyard colour that matches the company
   2. How to rescue a worker who has fallen and cannot self-rescue
   3. How to file a lawsuit after a worker is hurt in a fall
   4. How to repaint the harnesses once each year

9. What does three-point contact on a ladder mean?

   1. Two hands and a foot, or two feet and a hand, on the ladder
   2. Three workers holding the ladder steady at all times below
   3. Three rungs between each step you take going up or down
   4. Three ties fastening the ladder to the structure

10. When moving between anchor points, what must a worker do?

    1. Stay tied off at all times, for example with a second lanyard
    2. Unhook completely and walk quickly to the next anchor
    3. Ask a co-worker to hold the lanyard in their hands
    4. Hold onto the guardrail instead of using any lanyard at all

11. Before using a step-ladder, what must be done?

    1. Remove the spreaders for space
    2. Open the legs fully and lock the spreaders
    3. Lean it closed against the nearest wall
    4. Stand it on a wooden pallet for extra height

12. How must a fall arrest system be arranged?

    1. So the lanyard is as long as possible to give more freedom of movement
    2. So the anchor is always below the worker's feet
    3. So the worker can reach any edge of the roof without limits
    4. So the worker cannot hit the ground or an object or level below

13. What must the employer provide to protect workers at heights, besides equipment?

    1. A bonus for working at heights
    2. Information, instruction and supervision
    3. Personal life insurance policies
    4. Free meals and transportation to the site

14. At the perimeter of a work surface, how far may the guardrail be from the edge?

    1. No more than 1 metre from it
    2. No more than 300 millimetres
    3. At least 2 metres
    4. Exactly 600 millimetres

15. Who must design the components of a travel restraint, fall restricting or fall arrest system under s. 26.1(3)?

    1. Any worker on site, using whatever materials are handy
    2. The equipment rental clerk who hands the gear over
    3. The supervisor, based on how the system looks once set up
    4. An engineer, to good engineering practice and CSA standards

16. Under the regulation, who is a competent worker for inspecting fall protection?

    1. Any worker who has used a harness at least once before on any site
    2. Any visitor who has read the manufacturer's label
    3. A worker qualified to do the work who knows the law and the dangers
    4. The youngest worker on site, who has the best eyesight

17. An anchor is directly overhead rather than off to the side. What risk does this reduce?

    1. The need for any rescue plan
    2. The weight of the lanyard
    3. The need to inspect the harness first
    4. The pendulum (swing-fall) effect

18. Which condition must a lanyard be kept away from?

    1. Its original storage bag
    2. Clean, dry and shaded storage areas
    3. Flame, extreme heat or corrosive materials
    4. The manufacturer's label

19. Why can't workers count on catching themselves when they start to fall?

    1. Harnesses prevent workers from moving their arms
    2. Most falls happen slowly enough to step back safely
    3. A fall happens too fast; about 1.2 m in half a second
    4. Gloves are always too slippery to grab anything at all

20. About how far does a person fall in two seconds?

    1. About 2 metres
    2. About 20 metres
    3. About 5 metres
    4. About 50 metres

21. A supervisor sees a worker on a roof edge without the required fall protection. What must the supervisor do?

    1. Ensure the worker uses the required protective devices
    2. Take a photo and post it online
    3. Report the worker to the police
    4. Ignore it if the job will be finished soon anyway

22. What is the purpose of a working at heights fall rescue plan?

    1. To prevent every fall from ever happening on site
    2. To rescue a worker after a fall has been arrested
    3. To decide who pays for damaged gear
    4. To record how many workers used harnesses

23. What is the minimum size of the posts and rails of a wooden guardrail?

    1. 19 mm by 38 mm
    2. 38 mm by 89 mm
    3. 10 mm round
    4. 89 mm by 140 mm

24. A trained worker changes employers while their training is still valid. What is required?

    1. Nothing at all; no further training of any kind is needed
    2. No new program, but site-specific training from the new employer
    3. A new test at the new employer's own office only
    4. The full program again, since training never transfers

25. Which part of a step-ladder may a worker never stand on?

    1. The second step from the bottom
    2. The top cap, top step or pail shelf
    3. Any step that is painted a bright colour
    4. The first step above the floor

26. A rental company supplies a scissor lift for a project. What is the supplier's duty?

    1. Nothing; renters accept all of the risk once it is delivered
    2. Inspect it daily on site for the length of the rental
    3. Ensure it is in good condition and complies with the law
    4. Train every worker on the site to use it at no cost

27. Who must approve a working at heights training program in Ontario?

    1. The local building inspector
    2. Any CSA-certified dealer
    3. The site's general foreman
    4. The Chief Prevention Officer

28. What is a lifeline usually used with in a fall arrest system?

    1. A guardrail toe board
    2. A ladder leaning against the nearest wall
    3. A fall arrest device such as a rope grab
    4. A safety belt for fall arrest

29. Why does working at heights training stress the hierarchy of controls?

    1. The hierarchy lets workers choose whichever control they like
    2. Removing or engineering out the hazard beats relying on PPE
    3. PPE is always the cheapest and therefore the best choice
    4. Guardrails are never allowed when harnesses are available

30. Before using an existing structural feature as an anchor, what is needed?

    1. Nothing if it looks strong
    2. Verification by an engineer or competent person
    3. A quick visual check by anyone on the crew
    4. A photo sent to the supplier for approval