BC Owner Builder Exam 2025/2026 Exam
Questions and Answers 100%
Guaranteed Success | Already Rated A+
Order of inspections - 🧠 ANSWER ✔✔1: forms, basement and crawlspace
2: Plumbing, dampproofing, 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 finishs, 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
1
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,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
2
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,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
3
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, 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
4
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
Questions and Answers 100%
Guaranteed Success | Already Rated A+
Order of inspections - 🧠 ANSWER ✔✔1: forms, basement and crawlspace
2: Plumbing, dampproofing, 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 finishs, 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
1
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,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
2
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,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
3
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, 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
4
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
