Owner Builder Exam with correct
answers
At what depth of trench is shoring require / At what depth
of an excavation is shoring required? - CORRECT
ANSWERS ✔✔1.2 M or 4 Feet
How can shoring be done past 4 feet? - CORRECT
ANSWERS ✔✔This can be done with purpose-built
shoring, or, it is acceptable to
use plywood if it is properly constructed.
Which of the following is not an acceptable method for
determining the correct grading for a trench? - CORRECT
ANSWERS ✔✔experienced contractor says it's ok
Before a worker enters any excavation over 1.2 m (4 ft) in
depth or, while in the excavation,
approaches closer to the side or bank than a distance
equal to the depth of the excavation, the employer must
ensure that the
sides of the excavation are - CORRECT ANSWERS ✔✔(a)
sloped as specified in writing by a qualified registered
professional,
,(b) sloped at angles, dependent on soil conditions, which
will ensure stable faces, but in no case, may the slope or
combination
of vertical cut and slope exceed that shown in Figure 20-
1,
(c) benched as shown in Figure 20-2,
(d) supported as specified in writing by a professional
engineer,
(e) supported in accordance with the minimum
requirements of section 20.85, or
(f) supported by manufactured or prefabricated trench
boxes or shoring cages, or other effective means.
Which best describes the design principle of rain water
deflection? - CORRECT ANSWERS ✔✔Design and
construction which stops water from ever entering
What lighting certifications are required in Canada? -
CORRECT ANSWERS ✔✔CSA safety certification
What grit of sandpaper would get smoothest result? 150-
180 etc. - CORRECT ANSWERS ✔✔The higher the grade,
the smoother the finish. When finishing a surface, you
typically start with a low grit and
work up to a high grit.
,What is the maximum rise in a flight of stairs?
a. The vertical height any flight stairs - CORRECT
ANSWERS ✔✔The vertical height shall not exceed 3.7 M
What is the minimum distance that a ladder must extend
above a parapet wall or landing? - CORRECT ANSWERS
✔✔3 feet
If you have a 4m ladder, how far from the wall does the
base of the ladder have to be? - CORRECT ANSWERS
✔✔74 degrees or 4:1 ratio. So 4 m ladder, needs to be 1
m away.
What heights are end dams to be on window and door
flashings? - CORRECT ANSWERS ✔✔25 mm / 1 inch (from
BCBC)
When to call for inspections and how to make them
efficient as possible? - CORRECT ANSWERS ✔✔Group
together when possible and call when work is complete
When is an HRV required? - CORRECT ANSWERS
✔✔Almost always:
, "Effective December ϭε, ϮϬϭκ residential dwelling units,
such as houses, apartments and secondary suites will be
required to have
a principal ventilation system that exhausts air from
bathrooms and kitchens and supplies fresh air to
bedrooms and living areas
[ε.ϯϮ.ϯ.ϯ."
"Some small dwelling units in mild climates are permitted
to supply fresh air through passive vents [9.32.3.4.(6)],
but for most
dwelling units exhaust and supply will require a
mechanical fan"
What can you build under the owner-builder HPO process?
- CORRECT ANSWERS ✔✔Single detached home under a
single title. One single dwelling unit in or attached to a
pre-existing building older than 10 years (includes
the addition of a unit to convert a detached home to a
duplex, or conversion of a duplex to triplex, or conversion
of non -residential space
to a dwelling unit). One single dwelling unit in or attached
to a new non-residential building (one only per building,
such as a caretaker suite
or home built above a family-run store).
12. Who issues permits for a gas fireplace?
answers
At what depth of trench is shoring require / At what depth
of an excavation is shoring required? - CORRECT
ANSWERS ✔✔1.2 M or 4 Feet
How can shoring be done past 4 feet? - CORRECT
ANSWERS ✔✔This can be done with purpose-built
shoring, or, it is acceptable to
use plywood if it is properly constructed.
Which of the following is not an acceptable method for
determining the correct grading for a trench? - CORRECT
ANSWERS ✔✔experienced contractor says it's ok
Before a worker enters any excavation over 1.2 m (4 ft) in
depth or, while in the excavation,
approaches closer to the side or bank than a distance
equal to the depth of the excavation, the employer must
ensure that the
sides of the excavation are - CORRECT ANSWERS ✔✔(a)
sloped as specified in writing by a qualified registered
professional,
,(b) sloped at angles, dependent on soil conditions, which
will ensure stable faces, but in no case, may the slope or
combination
of vertical cut and slope exceed that shown in Figure 20-
1,
(c) benched as shown in Figure 20-2,
(d) supported as specified in writing by a professional
engineer,
(e) supported in accordance with the minimum
requirements of section 20.85, or
(f) supported by manufactured or prefabricated trench
boxes or shoring cages, or other effective means.
Which best describes the design principle of rain water
deflection? - CORRECT ANSWERS ✔✔Design and
construction which stops water from ever entering
What lighting certifications are required in Canada? -
CORRECT ANSWERS ✔✔CSA safety certification
What grit of sandpaper would get smoothest result? 150-
180 etc. - CORRECT ANSWERS ✔✔The higher the grade,
the smoother the finish. When finishing a surface, you
typically start with a low grit and
work up to a high grit.
,What is the maximum rise in a flight of stairs?
a. The vertical height any flight stairs - CORRECT
ANSWERS ✔✔The vertical height shall not exceed 3.7 M
What is the minimum distance that a ladder must extend
above a parapet wall or landing? - CORRECT ANSWERS
✔✔3 feet
If you have a 4m ladder, how far from the wall does the
base of the ladder have to be? - CORRECT ANSWERS
✔✔74 degrees or 4:1 ratio. So 4 m ladder, needs to be 1
m away.
What heights are end dams to be on window and door
flashings? - CORRECT ANSWERS ✔✔25 mm / 1 inch (from
BCBC)
When to call for inspections and how to make them
efficient as possible? - CORRECT ANSWERS ✔✔Group
together when possible and call when work is complete
When is an HRV required? - CORRECT ANSWERS
✔✔Almost always:
, "Effective December ϭε, ϮϬϭκ residential dwelling units,
such as houses, apartments and secondary suites will be
required to have
a principal ventilation system that exhausts air from
bathrooms and kitchens and supplies fresh air to
bedrooms and living areas
[ε.ϯϮ.ϯ.ϯ."
"Some small dwelling units in mild climates are permitted
to supply fresh air through passive vents [9.32.3.4.(6)],
but for most
dwelling units exhaust and supply will require a
mechanical fan"
What can you build under the owner-builder HPO process?
- CORRECT ANSWERS ✔✔Single detached home under a
single title. One single dwelling unit in or attached to a
pre-existing building older than 10 years (includes
the addition of a unit to convert a detached home to a
duplex, or conversion of a duplex to triplex, or conversion
of non -residential space
to a dwelling unit). One single dwelling unit in or attached
to a new non-residential building (one only per building,
such as a caretaker suite
or home built above a family-run store).
12. Who issues permits for a gas fireplace?
