THE BC OWNER BUILDER EXAM TEST
(UPDATED FOR 2025/2026)
Including Exam Questions and
Certified Answers, with a 100%
Guarantee of Success
, 1. What is the recommended maximum vertical height for a single flight of stairs in a
residential building?
o A) $2.8\text{ m}$
o B) $3.7\text{ m}$
o C) $4.5\text{ m}$
o D) $5.0\text{ m}$
2. Which inspection is generally called for after the exterior framing, plumbing
rough-in, electrical rough-in, and mechanical rough-in are complete?
o A) Foundation Inspection
o B) Final Inspection
o C) Framing Inspection
o D) Occupancy Permit
3. According to WorkSafeBC regulations, at what depth must shoring or sloping be
used when workers are required to enter a trench?
o A) $0.8\text{ m}$ ($2.6\text{ ft}$)
o B) $1.0\text{ m}$ ($3.3\text{ ft}$)
o C) $1.2\text{ m}$ ($4\text{ ft}$)
o D) $1.5\text{ m}$ ($5\text{ ft}$)
4. When is the appropriate time to backfill a foundation?
o A) Immediately after the concrete cures.
o B) Before damp-proofing and drainage is complete.
o C) After the damp-proofing and foundation drainage systems are
complete and the first-floor framing/sheathing is installed.
o D) After the entire roof is on and windows are installed.
5. What is the required minimum distance that a ladder must extend above a
parapet wall or landing?
o A) $0.5\text{ m}$ ($1.5\text{ ft}$)
o B) $0.9\text{ m}$ ($3\text{ ft}$)
o C) $1.2\text{ m}$ ($4\text{ ft}$)
o D) $1.5\text{ m}$ ($5\text{ ft}$)
6. What is the minimum height requirement for guardrails on residential decks and
balconies?
o A) $0.9\text{ m}$ ($35\text{ inches}$) from the walking surface.
o B) $1.0\text{ m}$ ($39\text{ inches}$) from the walking surface.
o C) $1.07\text{ m}$ ($42\text{ inches}$) from the walking surface.
o D) $1.2\text{ m}$ ($48\text{ inches}$) from the walking surface.
7. What is the typical sequence for installing the roof system (after framing)?
o A) Shingles, underlayment, sheathing.
o B) Sheathing, insulation, shingles.
o C) Sheathing, underlayment/membrane, flashings, roofing material.
(UPDATED FOR 2025/2026)
Including Exam Questions and
Certified Answers, with a 100%
Guarantee of Success
, 1. What is the recommended maximum vertical height for a single flight of stairs in a
residential building?
o A) $2.8\text{ m}$
o B) $3.7\text{ m}$
o C) $4.5\text{ m}$
o D) $5.0\text{ m}$
2. Which inspection is generally called for after the exterior framing, plumbing
rough-in, electrical rough-in, and mechanical rough-in are complete?
o A) Foundation Inspection
o B) Final Inspection
o C) Framing Inspection
o D) Occupancy Permit
3. According to WorkSafeBC regulations, at what depth must shoring or sloping be
used when workers are required to enter a trench?
o A) $0.8\text{ m}$ ($2.6\text{ ft}$)
o B) $1.0\text{ m}$ ($3.3\text{ ft}$)
o C) $1.2\text{ m}$ ($4\text{ ft}$)
o D) $1.5\text{ m}$ ($5\text{ ft}$)
4. When is the appropriate time to backfill a foundation?
o A) Immediately after the concrete cures.
o B) Before damp-proofing and drainage is complete.
o C) After the damp-proofing and foundation drainage systems are
complete and the first-floor framing/sheathing is installed.
o D) After the entire roof is on and windows are installed.
5. What is the required minimum distance that a ladder must extend above a
parapet wall or landing?
o A) $0.5\text{ m}$ ($1.5\text{ ft}$)
o B) $0.9\text{ m}$ ($3\text{ ft}$)
o C) $1.2\text{ m}$ ($4\text{ ft}$)
o D) $1.5\text{ m}$ ($5\text{ ft}$)
6. What is the minimum height requirement for guardrails on residential decks and
balconies?
o A) $0.9\text{ m}$ ($35\text{ inches}$) from the walking surface.
o B) $1.0\text{ m}$ ($39\text{ inches}$) from the walking surface.
o C) $1.07\text{ m}$ ($42\text{ inches}$) from the walking surface.
o D) $1.2\text{ m}$ ($48\text{ inches}$) from the walking surface.
7. What is the typical sequence for installing the roof system (after framing)?
o A) Shingles, underlayment, sheathing.
o B) Sheathing, insulation, shingles.
o C) Sheathing, underlayment/membrane, flashings, roofing material.
