Working at Heights overview

Working at Heights: Roles, rights and responsibilities

Duties of employers, constructors, supervisors, suppliers and workers for work at heights, the three worker rights, reporting fall hazards and site-specific training.

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Roles, rights and responsibilities · Question 1Score 0/0

Besides approved training, what must every worker who works at heights on a construction project receive?

Study reference: Ontario working at heights sources (Oct 2026), Ch. 2 Roles, rights and responsibilities — OHSA ss. 23–28, 31, 43; Working at Heights Training Program Standard 9.1.1; O. Reg. 213/91 s. 26.2

All 16 questions in this test

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

  1. Besides approved training, what must every worker who works at heights on a construction project receive?

    1. Site-specific training from the employer
    2. A separate licence from the WSIB
    3. A certificate from the city building department
    4. A medical test for fear of heights
  2. A worker finds a frayed lanyard in the gang box. What is the worker's duty?

    1. Cut off the frayed part and keep using it
    2. Use it carefully until the end of the day only
    3. Report the defect to the supervisor or employer
    4. Throw it away and say nothing to anyone
  3. Whom must the employer appoint as a supervisor on a project with work at heights?

    1. The newest worker
    2. Any volunteer
    3. A competent person
    4. A relative of the owner
  4. Why must employers add to an approved working at heights program?

    1. To cover their own workplace procedures and equipment
    2. Because approved programs are optional for employers
    3. To shorten the program to under an hour of training
    4. Because the ministry no longer approves any programs
  5. What must a worker do with the fall protection equipment the employer requires?

    1. Use or wear it
    2. Store it in the truck
    3. Modify it to fit better
    4. Lend it to visitors
  6. A worker is told to work at an unprotected roof edge with no fall protection. What may the worker do under the OHSA?

    1. Refuse the work and report it to the supervisor or employer
    2. Refuse and go home for the rest of the week without telling anyone
    3. Do the work quickly, since refusals are not allowed on construction
    4. Call a news reporter before telling anyone at the workplace
  7. 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
  8. Which three rights do workers have when working at heights?

    1. The rights to skip training, ignore rules and leave early
    2. The rights to choose their own hours, tools and work partners
    3. The rights to inspect, fine and close the employer's business
    4. The rights to know, to participate and to refuse unsafe work
  9. What is one purpose of working at heights training according to the program standard?

    1. To license workers to drive elevating work platforms on roads
    2. To reduce falls from heights and the injuries and deaths they cause
    3. To replace the employer's duty to provide fall protection
    4. To qualify workers to design guardrails and anchors for engineers
  10. Where is the general legal framework for health and safety taught to every Ontario worker?

    1. Nowhere; workers must read the law alone
    2. Only in university engineering programs
    3. In mandatory basic awareness training
    4. Only in the JHSC certification course
  11. On a construction project, which party must ensure every employer and worker follows the law?

    1. The equipment dealer
    2. The building's tenant
    3. The local union only
    4. The constructor
  12. Which duty belongs to the employer for work at heights?

    1. Inspecting each worker's harness personally every hour
    2. Deciding which worker rights apply on a particular day
    3. Providing fall protection equipment in good condition
    4. Buying each worker's personal tools and work boots every year
  13. 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
  14. An employer threatens to fire a worker for asking for a harness. What does the OHSA say?

    1. This is a prohibited reprisal
    2. It is allowed if done in writing
    3. It is allowed on small sites
    4. It is allowed during probation
  15. 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
  16. A worker notices that a guardrail on a scaffold platform is missing. What must the worker do?

    1. Report it to the supervisor or employer
    2. Keep working and simply avoid that edge
    3. Fix it later if there is spare time
    4. Tell only a co-worker on the crew

Roles, rights and responsibilities: key rules to remember

Our summary of what the official handbook says on this topic, in our own words. Read it before or after the practice questions above, then check the original chapter. Read the official chapter ↗

duties

  • Constructor (s. 23): ensures the Act and regulations are followed on the project by every employer and worker, and that workers' health and safety is protected.
  • Employer (s. 25): provides and maintains equipment and protective devices, gives information, instruction and supervision, appoints competent supervisors and takes every reasonable precaution.
  • Supervisor (s. 27): ensures workers use the required protective devices, advises them of dangers and takes every reasonable precaution.
  • Worker (s. 28): uses the protective equipment the employer requires and reports missing or defective equipment and any hazard to the employer or supervisor.
  • Supplier of rented or leased equipment (s. 31): ensures it is in good condition and complies with the law.

Working at Heights Training Program Standard 9.1.1

  • Workers have three rights: to know, to participate and to refuse unsafe work.
  • All workers must report to their supervisor or employer any fall hazard, or any defect in fall prevention or protection equipment, that may endanger them or another worker.
  • The legislative framework is covered in the mandatory basic awareness training every worker receives (O. Reg. 297/13).
  • All workers who work at heights on construction projects must also receive site-specific training from the employer.

Right to refuse (OHSA s. 43)

  • A worker may refuse work they have reason to believe is likely to endanger them, such as working at an unprotected edge with no fall protection, and must report it to the supervisor or employer for investigation.

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