Ladder Safety Course 2026

1. السؤال 1 من 25

   A fixed stairway is available to reach the area where you need to work. What should you do?

   • AAsk a coworker to hold a ladder for you
   • BUse the ladder anyway, since it is quicker
   • CUse the stairway instead of a ladder
   • DUse the ladder, but only for short jobs
   أظهر الإجابة

   الإجابة: C. Use the stairway instead of a ladder

   CCOHS says not to use a ladder when a fixed stairway, scaffold or other safe access is available.

2. السؤال 2 من 25

   Under BC's OHS Regulation, what must be provided if a job cannot be done from a ladder without hazard to the worker?

   • AA written warning signed by the worker
   • BA work platform
   • CA second worker to hold the base
   • DA taller ladder
   أظهر الإجابة

   الإجابة: B. A work platform

   Section 13.6 of BC's OHS Regulation says a work platform must be provided if the work cannot be done safely from a ladder.

3. السؤال 3 من 25

   Which grades of portable ladder are allowed on an Ontario construction project?

   • AGrade 3 for short jobs
   • BAny grade, if it is new
   • CGrade 2 or 3 only
   • DGrade 1, 1A or 1AA
   أظهر الإجابة

   الإجابة: D. Grade 1, 1A or 1AA

   Ontario Regulation 213/91, s. 80, requires portable ladders on a project to meet CSA Z11 Grade 1, 1A or 1AA.

4. السؤال 4 من 25

   Under the CSA Z11 grading system, what kind of ladder is a Grade 3 ladder?

   • AHeavy duty
   • BExtra heavy duty
   • CSpecial electrical duty
   • DLight duty
   أظهر الإجابة

   الإجابة: D. Light duty

   CCOHS lists Grade 1 as heavy duty, Grade 2 as medium duty and Grade 3 as light duty.

5. السؤال 5 من 25

   What weight must a ladder's load rating cover?

   • AYour body weight plus the tools and materials you carry
   • BThe weight of your tools only, since you are not counted
   • CYour body weight only, without any tools or materials
   • DOnly the weight of the ladder itself, as marked on it
   أظهر الإجابة

   الإجابة: A. Your body weight plus the tools and materials you carry

   CCOHS says to check that the load rating covers the user plus the equipment and materials for the task.

6. السؤال 6 من 25

   You must work near electrical equipment. Which ladder is the better choice?

   • AA fibreglass ladder
   • BA wet wooden ladder
   • CAn aluminum ladder
   • DA steel ladder
   أظهر الإجابة

   الإجابة: A. A fibreglass ladder

   CCOHS says a fibreglass ladder should be used where electricity is a hazard. Metal ladders, such as aluminum or steel, conduct electricity.

7. السؤال 7 من 25

   How far does CCOHS say to keep ladders and tools from power lines?

   • AAt least 3 ft (1 m)
   • BAt least 1 ft (30 cm)
   • CNo distance if you wear gloves
   • DAt least 10 ft (about 3 m)
   أظهر الإجابة

   الإجابة: D. At least 10 ft (about 3 m)

   The CCOHS extension ladder fact sheet says to keep ladders and tools at least 10 ft away from power lines; local rules may require more.

8. السؤال 8 من 25

   When does CCOHS say a portable ladder should be inspected?

   • ABefore every use and after it is dropped
   • BOnce a year by the manufacturer
   • COnly after someone has reported a problem
   • DOnly when it looks dirty or worn
   أظهر الإجابة

   الإجابة: A. Before every use and after it is dropped

   CCOHS says to inspect ladders when new, before every use, after a drop or fall and before storage.

9. السؤال 9 من 25

   Under BC's OHS Regulation, how often must a ladder be inspected?

   • AOnce a year
   • BBefore use on each shift
   • COnly when it is new
   • DAt least once every calendar month
   أظهر الإجابة

   الإجابة: B. Before use on each shift

   Section 13.3 of BC's OHS Regulation says a ladder must be inspected before use on each shift.

10. السؤال 10 من 25

    During your check you find a cracked side rail. What should happen to the ladder?

    • AWrap tape around the crack and keep using it
    • BTag it and take it out of service
    • CUse it only for jobs that take a few minutes
    • DPaint over the crack to seal it
    أظهر الإجابة

    الإجابة: B. Tag it and take it out of service

    Defective ladders are tagged and removed from service. CCOHS says not to make temporary or makeshift repairs.

11. السؤال 11 من 25

    Why should a wooden ladder not be covered with opaque paint?

    • APaint is only allowed on metal ladders
    • BPaint makes the rungs too rough to grip
    • CPaint can hide cracks and other defects
    • DPaint makes the ladder too heavy to carry
    أظهر الإجابة

    الإجابة: C. Paint can hide cracks and other defects

    CCOHS says not to paint wooden ladders, because the paint may hide defects. A clear sealer is fine.

12. السؤال 12 من 25

    The top of an extension ladder rests 4 m up a wall. Using the 4-to-1 rule, how far out should the base be?

    • AAbout 1 m
    • BAbout 2 m
    • CAbout 25 cm
    • DAbout 4 m
    أظهر الإجابة

    الإجابة: A. About 1 m

    The 4-to-1 rule puts the base 1 unit out for every 4 units of height, so about 1 m for 4 m. This gives an angle of about 75 degrees.

13. السؤال 13 من 25

    In Ontario's construction rules, where must the base of a leaning ladder be if the ladder is not securely fastened?

    • ABetween one-half and two-thirds of its length out from below the top
    • BA distance equal to the whole length of the ladder
    • CRight against the wall, directly under the top support
    • DOne-quarter to one-third of its length out from below the top
    أظهر الإجابة

    الإجابة: D. One-quarter to one-third of its length out from below the top

    Ontario Regulation 213/91, s. 81(2), sets the base between 1/4 and 1/3 of the ladder's length from the point below the top.

14. السؤال 14 من 25

    A leaning ladder is used to get onto a roof. How far should it extend above the roof edge?

    • AAbout 3 m (10 ft)
    • BIt should stop just below the edge
    • CAbout 10 cm (4 in)
    • DAbout 1 m (3 ft)
    أظهر الإجابة

    الإجابة: D. About 1 m (3 ft)

    CCOHS says at least 1 m (3 ft), BC requires about 1 m, and Ontario's construction rules require at least 900 mm above the landing.

15. السؤال 15 من 25

    Why should a leaning ladder be secured at both the top and the bottom?

    • ASecuring the foot does not stop the top from slipping sideways
    • BTies are only needed when two people are on the ladder at once
    • CA tie at the top makes the ladder lighter to climb
    • DThe bottom tie is only for when the ladder is stored
    أظهر الإجابة

    الإجابة: A. Securing the foot does not stop the top from slipping sideways

    CCOHS notes that securing a ladder at the foot does not prevent a side slip at the top, so both ends are secured.

16. السؤال 16 من 25

    What part of a leaning ladder should rest against the top support?

    • AOne side rail
    • BA window pane
    • CThe top rung only
    • DBoth side rails
    أظهر الإجابة

    الإجابة: D. Both side rails

    CCOHS says ladders must rest on both side rails, not on the rungs, and the top must not rest on a gutter, window pane or anything that can break or move.

17. السؤال 17 من 25

    You have to set up a ladder in front of a doorway. What should you do?

    • ASet it up only when the building is busy
    • BLock the door or barricade it and post a warning
    • CAsk people to walk past it quickly
    • DLeave the door wide open so people can see you working
    أظهر الإجابة

    الإجابة: B. Lock the door or barricade it and post a warning

    CCOHS says to barricade doorways and passageways or lock doors, and post warning signs, so nobody knocks the ladder.

18. السؤال 18 من 25

    What must you do before climbing a stepladder?

    • ALean it folded against the wall
    • BSet it on a box to gain more height
    • COpen it halfway for a smaller footprint
    • DOpen it fully and lock the spreaders
    أظهر الإجابة

    الإجابة: D. Open it fully and lock the spreaders

    A stepladder's legs must be fully spread and the spreaders locked. Ontario's construction rules (s. 83) also require this.

19. السؤال 19 من 25

    Under Ontario's construction rules, which part of a stepladder may a worker NOT stand on?

    • AAny step that has a warning label on it
    • BThe second step from the bottom
    • CThe bottom step
    • DThe top cap, top step or pail shelf
    أظهر الإجابة

    الإجابة: D. The top cap, top step or pail shelf

    Ontario Regulation 213/91, s. 83(2), forbids standing on the top cap, top step or pail shelf of a stepladder.

20. السؤال 20 من 25

    How should you choose the size of a stepladder for a job?

    • AAbout 1 m taller than the highest point that you must reach
    • BAbout 1 m shorter than the highest point you must reach
    • CThe tallest one in the storeroom, whatever the job
    • DExactly as tall as the highest point you must reach
    أظهر الإجابة

    الإجابة: B. About 1 m shorter than the highest point you must reach

    CCOHS says to pick a stepladder about 1 m shorter than the highest point you need to reach, which gives a wider base.

21. السؤال 21 من 25

    What does "three points of contact" mean when you climb a ladder?

    • ATwo hands and one foot, or two feet and one hand
    • BTwo feet on the rungs and your chest on the ladder
    • CBoth hands on the side rails and one knee on a rung
    • DOne hand, one foot and a tool belt on the ladder
    أظهر الإجابة

    الإجابة: A. Two hands and one foot, or two feet and one hand

    Three points of contact means two hands and one foot, or two feet and one hand, on the ladder at all times.

22. السؤال 22 من 25

    How should you get a heavy toolbox up to where you are working on a ladder?

    • ARaise it with a hand-line, hoist or bucket
    • BCarry it in one hand while you climb
    • CBalance it on your shoulder as you climb
    • DToss it up to a coworker once you reach the top
    أظهر الإجابة

    الإجابة: A. Raise it with a hand-line, hoist or bucket

    CCOHS says not to carry tools or materials in your hands while climbing; raise them with a hoist, hand-line or bucket.

23. السؤال 23 من 25

    The work is just out of reach from where your ladder stands. What should you do?

    • AStand on the top step to reach
    • BClimb down and move the ladder
    • CShift the ladder while standing on it
    • DLean out past the side rail
    أظهر الإجابة

    الإجابة: B. Climb down and move the ladder

    Overreaching can tip a ladder. CCOHS says to work from the centre of the ladder and to climb down and move it if you cannot reach.

24. السؤال 24 من 25

    On an extension ladder, what is the highest rung CCOHS says you should climb to?

    • AAny rung, if the ladder is tied off
    • BThe top rung
    • CThe fourth rung from the top
    • DThe second rung from the top
    أظهر الإجابة

    الإجابة: C. The fourth rung from the top

    The CCOHS extension ladder fact sheet says not to climb higher than the fourth rung from the top.

25. السؤال 25 من 25

    In Ontario, a worker on a construction project will use a fall arrest system while working from a ladder. What training is required?

    • ANo training, if a coworker holds the ladder
    • BA first aid certificate from any training school
    • CA ladder permit issued by the city's building department
    • DWorking at heights training from an approved provider
    أظهر الإجابة

    الإجابة: D. Working at heights training from an approved provider

    Ontario requires construction workers who use fall protection to take working at heights training from a provider approved by the Chief Prevention Officer. It is valid for 3 years.

لوحة المفاتيح: 1–4 للإجابة، وEnter للسؤال التالي.