What is the minimum clear width of a scaffold platform?
ASP Construction Exam Mock Exam 4
Same format as the real test. Answers stay hidden until you submit. The official time limit is not published; the timer is a practice setting.
- No sign-up
- Every answer explained
- Independent · not a government site
- 40 questions
- untimed
- Pass mark 30/40
All 40 questions in this test
Every question and its answer choices. The correct answers and explanations appear when you take the test above.
What is the minimum clear width of a scaffold platform?
- 250 mm
- 1 m
- 300 mm
- 470 mm
In which case may a worker not exercise the right to refuse?
- If they have worked for the company for less than three months in total, probation included
- If they are not a member of a union or certified association
- If refusing puts another person's life or safety in immediate danger
- If they already used this right once before during the same calendar year
A long beam being lifted could swing and hit the structure. What does the Code provide?
- Climb on it to steady it during the lift
- Use one or more tag lines
- Guide it by hand while standing just under it
- Lift faster to cut the time it can swing
A worker takes off his earmuffs for a few minutes now and then during noisy work. Why is this a problem?
- The Code requires two pairs of protectors worn together
- Protectors must be worn for the entire time of exposure to noise
- Earmuffs must be replaced by the employer every hour
- Removing them is allowed only during the official 15-minute morning and afternoon breaks
Where must a site signaller stand while directing a vehicle?
- In the cab, next to the driver, to talk to him
- Out of the driver's view, so as not to distract him
- In the driver's view and out of the vehicle's path
- Right behind the vehicle to see the obstacle
A truck wants to park 2 m from the edge of a trench with normal shoring. What does the Code say?
- It is banned within 3 m unless reinforced shoring is provided for it
- It is allowed if it parks for under 30 minutes with the engine turned off
- It is allowed if the truck is empty
- It is allowed if the driver stays in the cab
A worker wants to use a safety belt to stop a possible fall. What does the Code say?
- The belt replaces the harness for jobs shorter than one hour
- A belt is only for limiting travel or positioning, never for arresting a fall
- The belt is allowed if it is thick leather, has a steel buckle and is tied to a lifeline
- The belt is allowed if it is clipped to an anchor rated 18 kN or more
Who must make sure there is an energy-control procedure for every machine on the site?
- The municipal inspector
- The 30-hour course trainer
- The principal contractor
- The padlock's manufacturer
How many workers may use at the same time a steel-cable horizontal lifeline that meets the Code's minimum standards?
- No more than 2 workers
- No more than 6 workers
- No more than 4 workers
- Any number, depending on length
Before signalling a lift, what must the signaller check?
- That the load was weighed on a certified scale the same day
- That the crane operator has finished his break and had his coffee
- That every worker on site has gone back into the trailer for the break
- That the slings, cables or chains are properly attached and the lift is safe
How far must a scaffold plank extend past its supports?
- At least 50 mm and no more than 100 mm
- At least 150 mm and no more than 300 mm
- It must not extend at all
- At least 300 mm and no more than 600 mm
A learner passed the final exam but missed one module and never made it up. What does ASP Construction's rule say?
- They get a temporary card valid one year so they can make up the missed module later
- The card goes only to those who attended the whole course and passed the exam
- The card is issued if they attended at least 80% of the scheduled hours
- The card is issued anyway, since the final exam was passed
May a 17-year-old apprentice work at the bottom of a trench?
- Yes, if the trench is under 3 m
- Yes, if a journeyman is with them
- Yes, if they passed the 30-hour course
- No, this work is banned for anyone under 18
A worker stands 1 m above a tank of chemicals. Must he be protected against falls?
- Yes, but only if the tank is deeper than 2 m and holds a strong acid
- Yes, at any height, if he could fall into a hazardous substance
- No, if he is wearing rubber boots
- No, because the fall would be less than 3 m
A three-storey building is going up 1.5 m from a sidewalk. What public protection is required?
- None, if work is done in daytime
- A "Construction" sign at the gate
- A covered walkway
- Just a strip of warning tape
An operator wants to wear gloves while running a drill press in summer. What does the Code provide?
- Gloves are left up to the worker, depending on comfort and the season
- Gloves are mandatory for all mechanized equipment, summer and winter
- Gloves are banned when running mechanized equipment, unless there is a frostbite risk
- Gloves are allowed if they are thick leather and fit the hands well
Where is it forbidden to use an internal combustion engine?
- On a site with fewer than ten workers at once
- In an outdoor parking area on site
- Near flammable or explosive dust or vapours
- Within 10 m of a site office
A truck is being loaded by a crane that swings loads over it. Where should the driver be?
- Standing on the deck to guide the load by hand
- In the cab, engine running, ready to leave if there is a problem
- Out of the vehicle, if they could be in danger during loading
- On the cab roof, to see the crane operator and the load better
A ladder is too short to reach a roof. Can it be extended by tying another ladder to it end to end?
- No, joining two ladders end to end is banned
- Yes, if the joint is tied tightly with wire
- Yes, if both ladders are the same make and model
- Yes, if a co-worker holds the bottom during the climb
What is needed to drive a vehicle on a site, outside of training?
- No document, since the site is not a public road
- The licence required on public roads, or a document proving the ability to drive it off-road
- A verbal OK from the foreman that same morning, before starting the engine
- The 30-hour course card, which allows driving any vehicle on a site
Where must a hazardous product's safety data sheet be kept?
- In the foreman's truck, for his use only
- With the supplier, who sends it only on the employer's written request
- At the workplace, easy for any worker to reach
- At head office, in a locked filing cabinet
When must a scaffold be tied to a building or guyed to the ground?
- Only when more than three workers use it at once
- Only when it stands beside a public sidewalk
- Only when it is taller than 18 m, whatever the size of its base
- When its height is more than 3 times the smallest dimension of its base
For which task must the employer supply gloves or mitts?
- Handling sharp-edged objects or corrosive substances
- Writing the daily report in the site trailer
- Driving a forklift in summer
- Using a portable circular saw
What is the minimum distance from the top of the walls for placing spoil and materials?
- 0.3 m
- 6 m
- 3 m
- 1.2 m
A worker uses an extension cord as a rope to lower a bucket. Why is this not allowed?
- An extension cord must never be unrolled outside a building, even in dry weather
- The cord must stay plugged in at all times during the day
- Only an electrician may touch an extension cord on a site
- An electrical conductor may only be used for its intended purpose
A propane heater is placed near a tarp that encloses a floor. Which rule applies?
- The heater must be placed so it cannot set the tarp on fire
- The heater must be set in front of the floor's exit to warm the way in
- The heater must be covered with a tarp to keep the heat in
- The heater can go anywhere if it is turned off at night
What does "single-key" mean for a lockout padlock?
- The padlock opens with only one key
- The padlock opens with the contractor's master key
- The padlock has a four-digit combination code
- The padlock is used once, then thrown away
A safety net must limit free fall to what maximum height?
- 15 m
- 2 m
- 10 m
- 6 m
A guardrail is removed for a while because it gets in the way of installing windows. What must be done?
- Put up a "Danger" sign and ask workers to be careful
- Keep working with no other measure, since the guardrail removal is only temporary
- Replace the guardrail with yellow tape stretched at waist height
- Wear a harness connected to an anchor and mark off the area to keep others out
Before mounting a new grinding wheel, what must be done?
- Soak it in cold water for ten minutes
- Inspect it for cracks, excess play or other defects
- Run it above its maximum speed as a test
- Remove the guard to check that it runs true
Before starting to dig, what must the employer check?
- Whether there are underground utilities and their exact location
- The colour of the soil, to see if it contains clay
- The weather forecast for the week after the planned end of the work
- How many shovels are in the site trailer
Which of these must an extension cord have on a site?
- A maximum length of 5 m, whatever the type of circuit
- An orange jacket, whatever its gauge or use
- A plug without a ground pin to avoid tripping the breaker
- A grounding conductor and a design for outdoor use
What must a portable electric tool meet on a construction site?
- It must run on a battery, because corded tools are banned on sites
- It must be less than two years old, based on the purchase invoice date
- It must be grounded or double-insulated
- It must be checked by an electrician at the start of every shift
When planning the work, which noise measure should the employer consider first?
- Handing out earplugs to everyone
- Eliminating or reducing noise at the source
- Posting a noise notice on site
- Moving the noisy work to night shifts
A scaffold platform is covered in freezing rain. What does the Code provide?
- Only the foreman may go up, to break the ice with a sledgehammer
- Workers may go up if they hold on to the guardrail
- No one may stand on it until a non-slip material has been spread
- Workers may go up if they wear boots with crampons and hold on tight
In the order set by the Code, which fall-protection measure should the employer consider first?
- Having every worker wear a harness clipped to an 18 kN anchor
- Setting a warning line at the edge and reminding workers to be careful near the drop
- Putting a safety net under the whole area where the work is done
- Changing the work position so the job is done from the ground or a surface with no fall risk
Under the Construction Safety Code, what does lockout mean?
- Hanging a "Do not use" tag on a machine's control panel without cutting the power
- Putting a single-key padlock on the isolating device of an energy source
- Locking the site trailer at the end of the work day
- Locking power tools in a box to prevent theft
Under Québec's Act respecting occupational health and safety, what is the main goal of prevention?
- Reducing the number of CNESST site inspections
- Eliminating hazards at their very source
- Giving protective equipment to every worker
- Compensating injured site workers quickly
What is the toe board, at least 90 mm high, at the bottom of a guardrail for?
- Stopping tools and objects from falling off the edge
- Showing the maximum stacking height for materials
- Serving as a step to climb over the guardrail safely when you need to get past
- Tying off each worker's harness lifeline
Under the Code, where should airborne contaminants be eliminated first?
- At their point of origin
- In the worker's lungs, through medical tests
- At the site exit, with a central filter
- In the trailer, with an air purifier
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