Carpenter Red Seal Exam Prep · Question
When framing a floor opening, such as for a staircase, which structural member is used to support the cut-off joists?
A double header, often sized larger than regular joists, runs perpendicular to the main joists and is used to support the ends of joists that have been cut to f
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Question: When framing a floor opening, such as for a staircase, which structural member is used to support the cut-off joists?
Answer options:
- A ledger ✅ A double header
- A strong-back
- A cripple joist
Correct answer: A double header
Explanation: A double header, often sized larger than regular joists, runs perpendicular to the main joists and is used to support the ends of joists that have been cut to form an opening.
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- When interpreting a foundation plan, a dashed line with 'P. WALL' typically represents which of the following?
- A site plan shows contour lines with an interval of 0.5 m. If two adjacent contour lines are labelled 124.0 m
- According to the National Building Code of Canada (NBC) 2020, what is the primary consideration for the requir
- Two offset stakes are driven at 2.0 m from the proposed edge of a concrete slab. The first stake is marked 'Cu
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