Podcast
Questions and Answers
What are the key element to WHMIS?
What are the key element to WHMIS?
- Worker education transportation of goods and SDS
- Transportation of dangerous goods labelling requirements in SDS
- Worker education explosive limits and STS
- Worker education labelling requirements and SDS (correct)
Which class of extinguishers is used to extinguish wood fire?
Which class of extinguishers is used to extinguish wood fire?
- A (correct)
- B
- C
- D
Refer to figure what is done to achieve zero energy status when locking out the system?
Refer to figure what is done to achieve zero energy status when locking out the system?
- Drain store to pressure lock drain open on the tank then plug relief valve
- Drain stored pressure than plug relief valve
- Log out electrical energy then plug relief fell
- Lock all electrical energy drain pressure then lockout drain open on tank (correct)
What is done to a power tool that has a defective firing pin?
What is done to a power tool that has a defective firing pin?
How many people are able to work on a motorized platform?
How many people are able to work on a motorized platform?
Which link condition is acceptable to use on a job site?
Which link condition is acceptable to use on a job site?
What are the steps to repair a brazed copper to brass joint?
What are the steps to repair a brazed copper to brass joint?
When installing a washroom when is the plumbing inspector initially called
When installing a washroom when is the plumbing inspector initially called
Given the following info 25 water closet in eight hours 15 minutes to move unit into location
Given the following info 25 water closet in eight hours 15 minutes to move unit into location
Refer to figure 29 how many 200 x 90 L balls are there
Refer to figure 29 how many 200 x 90 L balls are there
Refer to figure 91 for a hospital lavatory installation what is the Rough in height of the fixture
drain from the finished floor?
Refer to figure 91 for a hospital lavatory installation what is the Rough in height of the fixture drain from the finished floor?
Refer to figure 11 with the allowance of 15% waist what is the minimum length of half inch
pipe
Refer to figure 11 with the allowance of 15% waist what is the minimum length of half inch pipe
Referred to figure 98 what is the length of air if measurement of Z is 1000 mm (40“)?
Referred to figure 98 what is the length of air if measurement of Z is 1000 mm (40“)?
Refer to figure 82 reference to appendix A given the following info what is the minimum
number of clevis hangers required inside the room for the horizontal including at each wall?
Refer to figure 82 reference to appendix A given the following info what is the minimum number of clevis hangers required inside the room for the horizontal including at each wall?
What is done if the instructions by your supervisor or not clear
What is done if the instructions by your supervisor or not clear
When installing the hydronic baseboard heating distribution system which colour code
indicates the minimum type of copper to be used?
When installing the hydronic baseboard heating distribution system which colour code indicates the minimum type of copper to be used?
Referred to figure 22 what is the length of travel if the offset is 3 m (10’)?
Referred to figure 22 what is the length of travel if the offset is 3 m (10’)?
Referred to figure 35 the distance between elevation a an elevation P is 3 m (10’) what is
the length of the pipe that needs to be cut?
Referred to figure 35 the distance between elevation a an elevation P is 3 m (10’) what is the length of the pipe that needs to be cut?
Refer to figure 58 what length of copper tube is used to bend the expansion loop from point
A if the gain is 9.5 mm per bend?
Refer to figure 58 what length of copper tube is used to bend the expansion loop from point A if the gain is 9.5 mm per bend?
in plumbing what angle does a flaring tool provide on a copper tubing?
in plumbing what angle does a flaring tool provide on a copper tubing?
What is done to prepare copper for soldering?
What is done to prepare copper for soldering?
When connecting plastic water service pipe through the copper water distribution line which type of fitting is required?
When connecting plastic water service pipe through the copper water distribution line which type of fitting is required?
What is the procedure to assemble a compression joint of copper tubing?
What is the procedure to assemble a compression joint of copper tubing?
When installing ABS pipe and fittings at -15. What is done to ensure adhesion?
When installing ABS pipe and fittings at -15. What is done to ensure adhesion?
What is the procedure to assemble a hub and spigot gasket joint on plastic pipe?
What is the procedure to assemble a hub and spigot gasket joint on plastic pipe?
Refer to figure 62 What is used to join the black iron pipe to B?
Refer to figure 62 What is used to join the black iron pipe to B?
How is tight of loose threaded corrected?
How is tight of loose threaded corrected?
What is the change in direction with a cast iron ⅛ bend?
What is the change in direction with a cast iron ⅛ bend?
How is a cast iron pipe jointed to a 4” hub in an existing system?
How is a cast iron pipe jointed to a 4” hub in an existing system?
What is the procedure to cut glass?
What is the procedure to cut glass?
What diameter pipe is requiredWith a sanitary building sewer of 830 FU and a slope of 2%?
What diameter pipe is requiredWith a sanitary building sewer of 830 FU and a slope of 2%?
A storm building sewerage a slope of 1:100 and drainage from 22m x 27m flat roof with intensity of 25mm per 15 min. What is the size of the storm building sewer?
A storm building sewerage a slope of 1:100 and drainage from 22m x 27m flat roof with intensity of 25mm per 15 min. What is the size of the storm building sewer?
What is required in a manhole that exceeds 1m?
What is required in a manhole that exceeds 1m?
The total length of the sanitary building sewer is 100’ and the total fall is 37 ½”. What is the grade of the sewer per foot
The total length of the sanitary building sewer is 100’ and the total fall is 37 ½”. What is the grade of the sewer per foot
An 8” storm sewer passed through a manhole, which has an invert elevation of 533.750m it
continues to the next manhole which is 85m downstream. What is the invert elevation of the
downstream manhole using minimum allowed grade?
An 8” storm sewer passed through a manhole, which has an invert elevation of 533.750m it continues to the next manhole which is 85m downstream. What is the invert elevation of the downstream manhole using minimum allowed grade?
what is done before the installation of a treatment field?
what is done before the installation of a treatment field?
A sanitary manhole is installed inside a building and a noticeable door is present. What is
the problem?
A sanitary manhole is installed inside a building and a noticeable door is present. What is the problem?
A sewage treatment system with a limiting layer of bedrocks 500mm (20”) below grade?
A sewage treatment system with a limiting layer of bedrocks 500mm (20”) below grade?
What is the purpose of a distribution box in a septic system?
What is the purpose of a distribution box in a septic system?
During annual maintenance. A septic tank has been cleaned and refilled. Excessive sludge
is building up is occurs g after restart. What is the cause?
During annual maintenance. A septic tank has been cleaned and refilled. Excessive sludge is building up is occurs g after restart. What is the cause?
what us the minimum size of item 11?
what us the minimum size of item 11?
what are the maximum number of fixtures units allowed on a 6" sanitary drain at 1% grade?
what are the maximum number of fixtures units allowed on a 6" sanitary drain at 1% grade?
What is the maximum number of fixture units allowed on a 4” building drain at 2% grade?
What is the maximum number of fixture units allowed on a 4” building drain at 2% grade?
what is the minimum diameter of a unvented floor drain ?
what is the minimum diameter of a unvented floor drain ?
what is the minimum size of item 2?
what is the minimum size of item 2?
What is the minimum grade of a 8” building drain with maximum load of 1550 FU?
What is the minimum grade of a 8” building drain with maximum load of 1550 FU?
What is the minimum grade of a 8” building drain with the maximum load of 1700FU?
What is the minimum grade of a 8” building drain with the maximum load of 1700FU?
what is the component at location 1?
what is the component at location 1?
The elevation of the bottom of a trench for a 3” sanitary building drain is 2760 ft at point A.
The pipe is to be laid at minimum slope down to point B at 89ft away. What is the elevation of the trench at point b?
The elevation of the bottom of a trench for a 3” sanitary building drain is 2760 ft at point A. The pipe is to be laid at minimum slope down to point B at 89ft away. What is the elevation of the trench at point b?
What is the maximum distance between hangers serving ABS?
What is the maximum distance between hangers serving ABS?
What is the maximum developed length for 3” trap arm for a floor drain?
What is the maximum developed length for 3” trap arm for a floor drain?
How many roof drains are required for 56m x 70m roof?
How many roof drains are required for 56m x 70m roof?
What is used to complete a smoke test?
What is used to complete a smoke test?
An underground DWV system is ready to be tested. WhAt is the next ste
An underground DWV system is ready to be tested. WhAt is the next ste
What is the gauge pressure at the bottom of a 4” pipe that is 25ft high and filled with water?
What is the gauge pressure at the bottom of a 4” pipe that is 25ft high and filled with water?
What is the size of a clean out on 1 ½” waste pipe?
What is the size of a clean out on 1 ½” waste pipe?
A washroom with battery of 8exsisting lavatories has the drains and vents running from left
to right which will become 10 lavs through renovation. If the Developed length remains 9m at what point will the vent size changed?
A washroom with battery of 8exsisting lavatories has the drains and vents running from left to right which will become 10 lavs through renovation. If the Developed length remains 9m at what point will the vent size changed?
After cleaning the kitchen drain on the second floor of the house what is done to verify the clearance of the wet vented waste stack?
After cleaning the kitchen drain on the second floor of the house what is done to verify the clearance of the wet vented waste stack?
How is water line ran under a footing?
How is water line ran under a footing?
What is done when softened water tastes salty after regeneration?
What is done when softened water tastes salty after regeneration?
What is the min size of water supply pipe to a service sink?
What is the min size of water supply pipe to a service sink?
Where is the water supply line located?
Where is the water supply line located?
What ensure even distribution throughout a domestic hot water distribution system?
What ensure even distribution throughout a domestic hot water distribution system?
what does pipe V represent?
what does pipe V represent?
What is installed on water piping of a house having a check valve installed on the water service after the meter.
What is installed on water piping of a house having a check valve installed on the water service after the meter.
What must be installed to prevent back flow into a potable water system cause by back
pressure of a toxic substance?
What must be installed to prevent back flow into a potable water system cause by back pressure of a toxic substance?
What device incorporates 2 single check valves with a relief port located between the check valve?
What device incorporates 2 single check valves with a relief port located between the check valve?
What is the min height of air gap for ½” water supply line?
What is the min height of air gap for ½” water supply line?
Where is the pump located on a residential domestic hot water recirculating system?
Where is the pump located on a residential domestic hot water recirculating system?
When calculations pump size for a water distribution system, what factors might be
considered?
When calculations pump size for a water distribution system, what factors might be considered?
What is installed for the removal of a submersible pump in a area where frost is a factor?
What is installed for the removal of a submersible pump in a area where frost is a factor?
What device controls normal operation of a pump in a deep well and where is it installed?
What device controls normal operation of a pump in a deep well and where is it installed?
What does adjusting screw #1 on a pressure switch change?
What does adjusting screw #1 on a pressure switch change?
When a faucet is turned on, the pressure pump is short-cycling. What is the cause?
When a faucet is turned on, the pressure pump is short-cycling. What is the cause?
In order to maintain flood level rim at 785mm (31”) for fixture 2. What is height from finished
floor to center of the carrier arm
In order to maintain flood level rim at 785mm (31”) for fixture 2. What is height from finished floor to center of the carrier arm
What is the height from finished floor for the hole for anchor screws in the hospital installation?
What is the height from finished floor for the hole for anchor screws in the hospital installation?
What is the C-C distance between the carriers if demision X equals 3200mm (10’ 6”)
What is the C-C distance between the carriers if demision X equals 3200mm (10’ 6”)
What is the minimum air break in a 2” drain pipe off a indirectly connected appliance?
What is the minimum air break in a 2” drain pipe off a indirectly connected appliance?
What must be ensure when installing a shower receptor?
What must be ensure when installing a shower receptor?
Which fixture can be connected directly or indirectly connected to a sanitary drainage
system?
Which fixture can be connected directly or indirectly connected to a sanitary drainage system?
Water closet tank is filling every 10 - 15mins. What is the cause?
Water closet tank is filling every 10 - 15mins. What is the cause?
Where is the cartridge type filter installed in a water system?
Where is the cartridge type filter installed in a water system?
What causes water to be hard?
What causes water to be hard?
After a pH test has been performed and the pH is to low, other than a neutralizer what else
is added?
After a pH test has been performed and the pH is to low, other than a neutralizer what else is added?
What is the maximum number of 1” branches that can be taken off a 4” main?
What is the maximum number of 1” branches that can be taken off a 4” main?
What is the amount of linear expansion on a copper pipe that is 45m in length and a
change in temp from 15degrees to 93 degrees
What is the amount of linear expansion on a copper pipe that is 45m in length and a change in temp from 15degrees to 93 degrees
Where is in-line circulator pump placed in a hydronic heating system?
Where is in-line circulator pump placed in a hydronic heating system?
When installing a radiant panel heating system. What is done to balance?
When installing a radiant panel heating system. What is done to balance?
When performing a test on a hydronic heating system. How much 100% glycol must be
added to the system?
When performing a test on a hydronic heating system. How much 100% glycol must be added to the system?
What is the lowest temperature water returning to a atmospheric cast iron?
What is the lowest temperature water returning to a atmospheric cast iron?
How many BTU are required to raise the temp of 30 imp gal of water from 60?
How many BTU are required to raise the temp of 30 imp gal of water from 60?
The concentration of gycol required is 25%. How much glycol must be added to the
system?
The concentration of gycol required is 25%. How much glycol must be added to the system?
Which component is installed to control water flow in a radiant in floor hydronic heating
system?
Which component is installed to control water flow in a radiant in floor hydronic heating system?
When a low water cut off is installed too low on a hydronic boiler system, what will be the
result?
When a low water cut off is installed too low on a hydronic boiler system, what will be the result?
How is a copper heating tube installed through a metal cabinet end cap?
How is a copper heating tube installed through a metal cabinet end cap?
What is done to check for heat transfer in a in floor heating system?
What is done to check for heat transfer in a in floor heating system?
The concrete is overheating on a in floor heating system in a parking garage. What is the
problem?
The concrete is overheating on a in floor heating system in a parking garage. What is the problem?
When connecting a domestic cold water to a drain pipe heat recovery coil. What
characteristics achieve maximum heat exchange?
When connecting a domestic cold water to a drain pipe heat recovery coil. What characteristics achieve maximum heat exchange?
When installing a natural gas fired unit heater. Where is the drip leg installed ?
When installing a natural gas fired unit heater. Where is the drip leg installed ?
What is the procedure for installing randon migration components?
What is the procedure for installing randon migration components?
An alteration has been complete on a gas main. What is the testing procedure?
An alteration has been complete on a gas main. What is the testing procedure?
What is the procedure to service an air line termination unit and compressed air line unit?
What is the procedure to service an air line termination unit and compressed air line unit?
What pipe uses fabricated extrusions when it is being manufactured?
What pipe uses fabricated extrusions when it is being manufactured?
What component is used to protect piping when fitted to equipment that causes excessive vibration ?
What component is used to protect piping when fitted to equipment that causes excessive vibration ?
What specific information is used to determine when a specific piece of machine is being used?
What specific information is used to determine when a specific piece of machine is being used?
Flashcards
Key elements of WHMIS
Key elements of WHMIS
Worker education, labeling requirements, and Safety Data Sheets (SDS).
Extinguisher for Wood Fire
Extinguisher for Wood Fire
Class A extinguishers are used for extinguishing wood fires.
Achieving Zero Energy State
Achieving Zero Energy State
Lock all electrical energy drain pressure, then lockout drain open on tank to achieve zero energy status when locking out the system.
Defective Power Tool Handling
Defective Power Tool Handling
It must be removed from service until repaired by an authorized person.
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Unclear instructions
Unclear instructions
Should clarify the instruction with the supervisor.
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Hub and Spigot Gasket Joint Assembly
Hub and Spigot Gasket Joint Assembly
Cut end of pipe square, bevel end of pipe, clean pipe end and fittings, mark pipe for insertion depth, lubricate gasket and spigot, then push spigot into pipe until depth reached
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Change in Direction with Cast Iron ⅛ Bend
Change in Direction with Cast Iron ⅛ Bend
45 degrees
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Procedure to Cut Glass
Procedure to Cut Glass
Measure, mark, score, heat, then tap.
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Purpose of Distribution Box in Septic System
Purpose of Distribution Box in Septic System
To distribute effluent evenly and allow for inspection of laterals
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Minimum size of item 11
Minimum size of item 11
1 1/4"
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Maximum FU on 6" Sanitary Drain at 1% Grade
Maximum FU on 6" Sanitary Drain at 1% Grade
700
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Maximum Fixture Units on 4” Building Drain at 2% Grade
Maximum Fixture Units on 4” Building Drain at 2% Grade
240
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Minimum Diameter of Unvented Floor Drain
Minimum Diameter of Unvented Floor Drain
3
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Minimum size of item 2
Minimum size of item 2
2"
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Minimum grade of a 8” building drain with maximum load of 1550 FU?
Minimum grade of a 8” building drain with maximum load of 1550 FU?
1:100
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Component at Location 1
Component at Location 1
Check valve
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Maximum distance between hangers serving ABS
Maximum distance between hangers serving ABS
1.2m
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