BC OWNER BUILDER EXAM STUDY
GUIDE 2026/2027 ACCURATE QUESTIONS
MERGED WITH CORRECT COMPLETE
SOLUTIONS || ALREADY GRADED A+ ||
2026-2027 LATEST UPDATE!!!
Order of inspections - ANSWER-1: forms, basement and crawlspace
2: Plumbing, damp proofing, foundation drainage, sanitary sewer,
storm sewer, sump, water service
3: plumbing, electrical, mechanical, gas
4: framing inspection
5: insulation and vapour barrier
6: rainscreen/exterior finishes, drywall
7: building envelop inspection
8: final inspection
Which is not an acceptable method for determining the correct
grading for a trench? - ANSWER-An experienced excavator says it's ok
,At what depth is shoring required? - ANSWER-1.2m/4ft
Which best describes the principle of rain waterterm-0 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
End dam use - ANSWER-Stop water from coming in
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.
GUIDE 2026/2027 ACCURATE QUESTIONS
MERGED WITH CORRECT COMPLETE
SOLUTIONS || ALREADY GRADED A+ ||
2026-2027 LATEST UPDATE!!!
Order of inspections - ANSWER-1: forms, basement and crawlspace
2: Plumbing, damp proofing, foundation drainage, sanitary sewer,
storm sewer, sump, water service
3: plumbing, electrical, mechanical, gas
4: framing inspection
5: insulation and vapour barrier
6: rainscreen/exterior finishes, drywall
7: building envelop inspection
8: final inspection
Which is not an acceptable method for determining the correct
grading for a trench? - ANSWER-An experienced excavator says it's ok
,At what depth is shoring required? - ANSWER-1.2m/4ft
Which best describes the principle of rain waterterm-0 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
End dam use - ANSWER-Stop water from coming in
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.
