BC Owner Builder Exam Frequently Tested
Questions & Verified Answers
The vertical height of any flight of stairs shall not exceed
a) 4.5 m or 15 ft
b) 3.7 m or 12 ft
c) 3.5 m or 11.5 ft
d) 2.8 m or 9 ft - ✔✔b
Extend the ladder at least ____ above the landing platform or the point of support.
a) 1.5 m (5 ft)
b) 2 m (6.3 ft)
c) 1 m (3 ft)
d) .5 m (1.5 ft) - ✔✔c
for every four feet in height, the base of the ladder should be moved ___ foot out from the wall
or structure. - ✔✔1
Use a ___ ratio for setting ladders (approximately 75 degrees) to determine how far out the
base of the ladder should be moved in relation to the height of the ladder against the wall. -
✔✔4:1
To be effective, mechanical ventilation systems must be able to
a) Distribute ventilation air to most rooms of the house and exhaust air from kitchens,
bathrooms, and laundry rooms.
b) Exhaust air from kitchens, bathrooms, and laundry rooms.
,c) Distribute ventilation air to bedrooms and common spaces
d) Distribute ventilation air to most bedrooms and exhaust air from bathrooms and laundry
rooms. - ✔✔a
____________ performs routine remote and physical inspections on gas work and gas
equipment in commercial, industrial, and residential premises.
a) Worksafe BC
b) Regional District Building Inspectors
c) Technical Safety BC - ✔✔c
If your property is in Technical Safety BC jurisdiction, homeowners can apply for an electrical
homeowner permit.
T or F? - ✔✔T
Shingles should overlap the valley lining by at least ____
a) 12 inches.
b) 6 inches.
c) 2 inches.
d) 5 inches. - ✔✔b
The moisture trapped within the membranes will form bubbles on the surface of the flat roof.
As moisture builds up on the roof, the bubbles will eventually grow and pop, forming a blister.
The moisture is formed by ___________
a) excessive heat and poor attic ventilation.
b) excessive cold and poor attic ventilation.
c) excessive heat and excessive attic ventilation.
d) excessive cold and excessive attic ventilation. - ✔✔a
,If any condensation forms on the inside of your skylight, the weep holes allow the water to
drain out of your home. The condensation can end up dripping into your home instead if ____
a) too many holes are present.
b) these holes are not properly caulked.
c) these holes are blocked by debris.
d) the holes are installed on the downward slope - ✔✔c
The weep holes in skylights allow the _______
a) air exchange
b) water to drain out of your home
c) condensation to get trapped
d) caulking to adhere the skylight tightly to the mount - ✔✔b
The depth of a concrete slab control joint should be equal to ______
a) one eighth of the thickness of the slab.
b) one half of the thickness of the slab.
c) twice the thickness of the slab.
d) one fourth of the thickness of the slab. - ✔✔d
To ensure that the foundation of your home isn't a major source of heat loss,
you should install rigid insulation before pouring concrete.
T or F? - ✔✔T
For the nailing pattern on the staircase header, use BC code section 9
, (I looked this up here chrome-
extension://efaidnbmnnnibpcajpcglclefindmkaj/https://free.bcpublications.ca/civix/document/
id/public/bcbc2018/bcbc_2018dbp9n and I cant find any info on it at all outside of the above
note from the cheat sheet). answer: T - ✔✔T
If workers are required to enter a trench over 1.2 m (4 ft) deep, the safe point of entry and exit
must be located:
a) within 8 m (25 ft) of the workers and the excavation must be
safely supported or sloped to the entry and exit location.
b) within 5 m (16 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
c) within 7 m (23 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
d) within 10 m (32 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location. - ✔✔a
If workers are required to enter a trench over 1.2 m (4 ft) deep, the safe point of entry and exit
must be located:
a) within 5 m (16 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
b) within 7 m (23 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
c) within 8 m (25 ft) of the workers and the excavation must be
safely supported or sloped to the entry and exit location.
d) within 10 m (32 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location. - ✔✔c
What is the design and construction that prevents
Questions & Verified Answers
The vertical height of any flight of stairs shall not exceed
a) 4.5 m or 15 ft
b) 3.7 m or 12 ft
c) 3.5 m or 11.5 ft
d) 2.8 m or 9 ft - ✔✔b
Extend the ladder at least ____ above the landing platform or the point of support.
a) 1.5 m (5 ft)
b) 2 m (6.3 ft)
c) 1 m (3 ft)
d) .5 m (1.5 ft) - ✔✔c
for every four feet in height, the base of the ladder should be moved ___ foot out from the wall
or structure. - ✔✔1
Use a ___ ratio for setting ladders (approximately 75 degrees) to determine how far out the
base of the ladder should be moved in relation to the height of the ladder against the wall. -
✔✔4:1
To be effective, mechanical ventilation systems must be able to
a) Distribute ventilation air to most rooms of the house and exhaust air from kitchens,
bathrooms, and laundry rooms.
b) Exhaust air from kitchens, bathrooms, and laundry rooms.
,c) Distribute ventilation air to bedrooms and common spaces
d) Distribute ventilation air to most bedrooms and exhaust air from bathrooms and laundry
rooms. - ✔✔a
____________ performs routine remote and physical inspections on gas work and gas
equipment in commercial, industrial, and residential premises.
a) Worksafe BC
b) Regional District Building Inspectors
c) Technical Safety BC - ✔✔c
If your property is in Technical Safety BC jurisdiction, homeowners can apply for an electrical
homeowner permit.
T or F? - ✔✔T
Shingles should overlap the valley lining by at least ____
a) 12 inches.
b) 6 inches.
c) 2 inches.
d) 5 inches. - ✔✔b
The moisture trapped within the membranes will form bubbles on the surface of the flat roof.
As moisture builds up on the roof, the bubbles will eventually grow and pop, forming a blister.
The moisture is formed by ___________
a) excessive heat and poor attic ventilation.
b) excessive cold and poor attic ventilation.
c) excessive heat and excessive attic ventilation.
d) excessive cold and excessive attic ventilation. - ✔✔a
,If any condensation forms on the inside of your skylight, the weep holes allow the water to
drain out of your home. The condensation can end up dripping into your home instead if ____
a) too many holes are present.
b) these holes are not properly caulked.
c) these holes are blocked by debris.
d) the holes are installed on the downward slope - ✔✔c
The weep holes in skylights allow the _______
a) air exchange
b) water to drain out of your home
c) condensation to get trapped
d) caulking to adhere the skylight tightly to the mount - ✔✔b
The depth of a concrete slab control joint should be equal to ______
a) one eighth of the thickness of the slab.
b) one half of the thickness of the slab.
c) twice the thickness of the slab.
d) one fourth of the thickness of the slab. - ✔✔d
To ensure that the foundation of your home isn't a major source of heat loss,
you should install rigid insulation before pouring concrete.
T or F? - ✔✔T
For the nailing pattern on the staircase header, use BC code section 9
, (I looked this up here chrome-
extension://efaidnbmnnnibpcajpcglclefindmkaj/https://free.bcpublications.ca/civix/document/
id/public/bcbc2018/bcbc_2018dbp9n and I cant find any info on it at all outside of the above
note from the cheat sheet). answer: T - ✔✔T
If workers are required to enter a trench over 1.2 m (4 ft) deep, the safe point of entry and exit
must be located:
a) within 8 m (25 ft) of the workers and the excavation must be
safely supported or sloped to the entry and exit location.
b) within 5 m (16 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
c) within 7 m (23 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
d) within 10 m (32 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location. - ✔✔a
If workers are required to enter a trench over 1.2 m (4 ft) deep, the safe point of entry and exit
must be located:
a) within 5 m (16 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
b) within 7 m (23 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location.
c) within 8 m (25 ft) of the workers and the excavation must be
safely supported or sloped to the entry and exit location.
d) within 10 m (32 ft) of the workers and the excavation must be safely supported or sloped to
the entry and exit location. - ✔✔c
What is the design and construction that prevents
