1 | Page
BC OWNER BUILDER Exam Questions
with 100% Correct Verified Solutions Top
Rated A+ 2025
What lighting safety certifications are required in Canada? -
correct answer- CSA safety certification
What grit of sandpaper would get the smoothest result? -
correct answer- Higher grit with get a smoother finish
What is the maximum rise in a flight of stairs? - correct 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? - correct answer- 3ft
What heights are end dams to be on windows and door
flashings? - correct answer- 25mm/1 inch
End dam use - correct answer- Stop water from coming in
,2 | Page
When should you call for inspectors to make them efficient as
possible? - correct answer- Group inspectors together when
possible and call when work is complete
When is an HRV required? - correct answer- Almost always
What can you build under the owner-builder HPO process? -
correct 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? - correct answer-
Safety Authority (call Technical Safe BC)
Can an owner builder take out their own electrical permit? -
correct answer- Yes, up to 200A
What is the best way to apply asphalt waterproofing on a
foundation? - correct answer- Spray-on or roll on dry foundation
with 2in. below grade
When is the appropriate time to backfill a foundation? - correct
answer- After damp-proofing
,3 | Page
What do you need to do when applying a peel and stick
waterproof membrane foundation? - correct answer- Use an
approved primer before installing
What are gas meter installation requirements? - correct
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? -
correct answer- 10ft, 4ft if no fall protection
How high does a construction fence around a site need to be? -
correct answer- 6ft
When installing the footer, it was dug down 2in. deeper than
what the elevation should be. What needs to happen? - correct
, 4 | Page
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? - correct answer- 6in.
What would cause a blister on a flat roof? - correct answer-
Moisture trapped under roof
Water is backing up in a skylight, what do you do to fix it? -
correct answer- Clear drainage
What needs to be done first when starting to install asphalt
shingles on a roof? - correct answer- Install eve protection
What kind of fastener can you use in a wood that has been
treated with chromated copper arsenate? - correct answer-
Lumber manufacturer approved fastener
When should there be insulation under a basement slab? -
correct answer- When there is in floor heating
BC OWNER BUILDER Exam Questions
with 100% Correct Verified Solutions Top
Rated A+ 2025
What lighting safety certifications are required in Canada? -
correct answer- CSA safety certification
What grit of sandpaper would get the smoothest result? -
correct answer- Higher grit with get a smoother finish
What is the maximum rise in a flight of stairs? - correct 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? - correct answer- 3ft
What heights are end dams to be on windows and door
flashings? - correct answer- 25mm/1 inch
End dam use - correct answer- Stop water from coming in
,2 | Page
When should you call for inspectors to make them efficient as
possible? - correct answer- Group inspectors together when
possible and call when work is complete
When is an HRV required? - correct answer- Almost always
What can you build under the owner-builder HPO process? -
correct 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? - correct answer-
Safety Authority (call Technical Safe BC)
Can an owner builder take out their own electrical permit? -
correct answer- Yes, up to 200A
What is the best way to apply asphalt waterproofing on a
foundation? - correct answer- Spray-on or roll on dry foundation
with 2in. below grade
When is the appropriate time to backfill a foundation? - correct
answer- After damp-proofing
,3 | Page
What do you need to do when applying a peel and stick
waterproof membrane foundation? - correct answer- Use an
approved primer before installing
What are gas meter installation requirements? - correct
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? -
correct answer- 10ft, 4ft if no fall protection
How high does a construction fence around a site need to be? -
correct answer- 6ft
When installing the footer, it was dug down 2in. deeper than
what the elevation should be. What needs to happen? - correct
, 4 | Page
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? - correct answer- 6in.
What would cause a blister on a flat roof? - correct answer-
Moisture trapped under roof
Water is backing up in a skylight, what do you do to fix it? -
correct answer- Clear drainage
What needs to be done first when starting to install asphalt
shingles on a roof? - correct answer- Install eve protection
What kind of fastener can you use in a wood that has been
treated with chromated copper arsenate? - correct answer-
Lumber manufacturer approved fastener
When should there be insulation under a basement slab? -
correct answer- When there is in floor heating
