Question 1
According to the Ontario Building Code, what is the maximum allowable moisture content of framing lumber at the time of installation?
Correct Answer:
19%
Question 2
What is the minimum bearing length required for wood floor joists supported on concrete foundation walls?
Correct Answer:
38 mm
Question 3
Under what condition is strapping, bridging, or blocking required to be installed between wood floor joists?
Correct Answer:
When the span of the joists exceeds 2.1 m
Question 4
Which of the following is true regarding holes drilled through wood floor joists for piping or electrical wiring?
Correct Answer:
Holes must not be larger than 1/4 the depth of the joist and located at least 50 mm from the edges.
Question 5
What is the maximum spacing of studs in an exterior loadbearing wall supporting a roof and one floor, using 38 mm x 140 mm (2x6) studs?
Correct Answer:
600 mm
Question 1
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About this Exam

Prepare with the OBC House Exam Practice Questions - Ontario Building Code Exam House Exam practice quiz. This question bank includes 100 questions covering minimum, foundation, wall, wood, and floor. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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OBC House Exam Practice Questions - Ontario Building Code Exam House Exam

This practice set contains 100 questions from the matching question bank and focuses on minimum, foundation, wall, wood, and floor. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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