BC OWNER BUILDER EXAM 186 2026 FINAL
PAPER COMPLETE QUESTIONS AND ANSWERS
FULL SOLUTION
◉ 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?
PAPER COMPLETE QUESTIONS AND ANSWERS
FULL SOLUTION
◉ 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?
