Carpenter Red Seal Exam Prep · Question
What is the minimum nailing requirement for 16 mm (5/8 inch) plywood subflooring to joists, as per typical code?
Typical building codes require nails (or screws) for subflooring to be spaced at 6 inches (150mm) on center along the supported edges and 12 inches (300mm) on c
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Question: What is the minimum nailing requirement for 16 mm (5/8 inch) plywood subflooring to joists, as per typical code?
Answer options: ✅ 6 inch (150 mm) on center at edges, 12 inch (300 mm) on center in field.
- 4 inch (100 mm) on center at edges, 8 inch (200 mm) on center in field.
- 8 inch (200 mm) on center throughout.
- 10 inch (250 mm) on center at edges, 16 inch (400 mm) on center in field.
Correct answer: 6 inch (150 mm) on center at edges, 12 inch (300 mm) on center in field.
Explanation: Typical building codes require nails (or screws) for subflooring to be spaced at 6 inches (150mm) on center along the supported edges and 12 inches (300mm) on center in the field to ensure adequate fastening and prevent movement.
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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
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