Carpenter Red Seal Exam Prep · Question
A carpenter is tasked with installing exterior siding on the second storey of a building. The work height requires using a scaffold. Which type of scaffold is generally most suitable for this type of sustained, linear work, allowing for easy relocation along the wall?
A mobile scaffold (also known as a rolling scaffold or tower scaffold) is ideal for sustained, linear work at height because it can be easily moved along the wo
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Question: A carpenter is tasked with installing exterior siding on the second storey of a building. The work height requires using a scaffold. Which type of scaffold is generally most suitable for this type of sustained, linear work, allowing for easy relocation along the wall?
Answer options:
- Trestle scaffold
- Cantilever scaffold ✅ Mobile scaffold
- Suspended scaffold
Correct answer: Mobile scaffold
Explanation: A mobile scaffold (also known as a rolling scaffold or tower scaffold) is ideal for sustained, linear work at height because it can be easily moved along the work area without being disassembled, unlike fixed or suspended scaffolds. Trestle scaffolds are typically for lower heights.
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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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