OWNER BUILDER TEST QUESTIONS AND ANSWERS
(GRADED A)
/ At what depth is shoring required? - Answer-1.2m/4ft
/.Which is not an acceptable method for determining the correct grading for a trench? -
Answer-An experienced excavator says it's ok
/.Which best describes the principle of rain water deflection? - Answer-Design and
construction that prevents water from ever entering
/.What lighting safety certifications are required in Canada? - Answer-CSA safety
certification
/.What grit of sandpaper would get the smoothest result? - Answer-Higher grit with get a
smoother finish
/.What is the maximum rise in a flight of stairs? - Answer-The vertical height of any flight
of stairs should not exceed 3.7m
/.What is the minimum distance that a ladder must extend above a parapet wall or
landing? - Answer-3ft
/.What heights are end dams to be on windows and door flashings? - Answer-25mm/1
inch
/.When should you call for inspectors to make them efficient as possible? - Answer-
Group inspectors together when possible and call when work is complete
/.When is an HRV required? - Answer-Almost always
/.What can you build under the owner-builder HPO process? - Answer-Single detached
home under a single title. Single dwelling attached to pre-existing building older than 10
years. Single dwelling attached to a new non-residential building.
/.Who issues permits for a gas fireplace? - Answer-Safety Authority (call Technical Safe
BC)
/.Can an owner builder take out their own electrical permit? - Answer-Yes, up to 200A
/.What is the best way to apply asphalt waterproofing on a foundation? - Answer-Spray-
on or roll on dry foundation with 2in. below grade
/.When is the appropriate time to backfill a foundation? - Answer-After damp-proofing
, /.What do you need to do when applying a peel and stick waterproof membrane
foundation? - Answer-Use an approved primer before installing
/.What are gas meter installation requirements? - Answer-The distance from the gas
vent to the roof must be greater than the overhang of the roof, nothing can be with in 1m
either side or 4.5m above a gas meter
/.When do you need to install a handrail or have fall protection? - Answer-10ft, 4ft if no
fall protection
/.How high does a construction fence around a site need to be? - Answer-6ft
/.When installing the footer, it was dug down 2in. deeper than what the elevation should
be. What needs to happen? - Answer-Install the footing form at proper elevation and fill
with extra concrete
/.When installing flashing for a roof valley how much do the asphalt shingles need to
overlap? - Answer-6in.
/.What would cause a blister on a flat roof? - Answer-Moisture trapped under roof
/.Water is backing up in a skylight, what do you do to fix it? - Answer-Clear drainage
/.What needs to be done first when starting to install asphalt shingles on a roof? -
Answer-Install eve protection
/.What kind of fastener can you use in a wood that has been treated with chromated
copper arsenate? - Answer-Lumber manufacturer approved fastener
/.When should there be insulation under a basement slab? - Answer-When there is in
floor heating
/.How deep should the control joint be in a concrete slab? - Answer-1/4 of the slab
/.What kind of insulation should be installed under slab? - Answer-XPS
/.What kind of insulation has the least moisture permeability? - Answer-XPS
/.When framing a header of a staircase where does the framer get the nailing pattern? -
Answer-Use the BC code section 9 nailing pattern
/.What document must the owner submit to WorkSafe BC prior to starting construction?
- Answer-Notice of project
(GRADED A)
/ At what depth is shoring required? - Answer-1.2m/4ft
/.Which is not an acceptable method for determining the correct grading for a trench? -
Answer-An experienced excavator says it's ok
/.Which best describes the principle of rain water deflection? - Answer-Design and
construction that prevents water from ever entering
/.What lighting safety certifications are required in Canada? - Answer-CSA safety
certification
/.What grit of sandpaper would get the smoothest result? - Answer-Higher grit with get a
smoother finish
/.What is the maximum rise in a flight of stairs? - Answer-The vertical height of any flight
of stairs should not exceed 3.7m
/.What is the minimum distance that a ladder must extend above a parapet wall or
landing? - Answer-3ft
/.What heights are end dams to be on windows and door flashings? - Answer-25mm/1
inch
/.When should you call for inspectors to make them efficient as possible? - Answer-
Group inspectors together when possible and call when work is complete
/.When is an HRV required? - Answer-Almost always
/.What can you build under the owner-builder HPO process? - Answer-Single detached
home under a single title. Single dwelling attached to pre-existing building older than 10
years. Single dwelling attached to a new non-residential building.
/.Who issues permits for a gas fireplace? - Answer-Safety Authority (call Technical Safe
BC)
/.Can an owner builder take out their own electrical permit? - Answer-Yes, up to 200A
/.What is the best way to apply asphalt waterproofing on a foundation? - Answer-Spray-
on or roll on dry foundation with 2in. below grade
/.When is the appropriate time to backfill a foundation? - Answer-After damp-proofing
, /.What do you need to do when applying a peel and stick waterproof membrane
foundation? - Answer-Use an approved primer before installing
/.What are gas meter installation requirements? - Answer-The distance from the gas
vent to the roof must be greater than the overhang of the roof, nothing can be with in 1m
either side or 4.5m above a gas meter
/.When do you need to install a handrail or have fall protection? - Answer-10ft, 4ft if no
fall protection
/.How high does a construction fence around a site need to be? - Answer-6ft
/.When installing the footer, it was dug down 2in. deeper than what the elevation should
be. What needs to happen? - Answer-Install the footing form at proper elevation and fill
with extra concrete
/.When installing flashing for a roof valley how much do the asphalt shingles need to
overlap? - Answer-6in.
/.What would cause a blister on a flat roof? - Answer-Moisture trapped under roof
/.Water is backing up in a skylight, what do you do to fix it? - Answer-Clear drainage
/.What needs to be done first when starting to install asphalt shingles on a roof? -
Answer-Install eve protection
/.What kind of fastener can you use in a wood that has been treated with chromated
copper arsenate? - Answer-Lumber manufacturer approved fastener
/.When should there be insulation under a basement slab? - Answer-When there is in
floor heating
/.How deep should the control joint be in a concrete slab? - Answer-1/4 of the slab
/.What kind of insulation should be installed under slab? - Answer-XPS
/.What kind of insulation has the least moisture permeability? - Answer-XPS
/.When framing a header of a staircase where does the framer get the nailing pattern? -
Answer-Use the BC code section 9 nailing pattern
/.What document must the owner submit to WorkSafe BC prior to starting construction?
- Answer-Notice of project
