At the retail vestibule replacement, during the crew-release check, the deck area for the temporary dry-in totals 1840 SF. With 5% waste, how many roofing squares are needed?
Correct Answer
C) 19.3 squares
Roofing squares equal roof square feet with waste divided by 100.
Why This Is the Correct Answer
Roofing squares equal roof square feet with waste divided by 100.
Why the Other Options Are Wrong
Option A: 18.4 squares
18.4 squares is below the supported result for temporary dry-in; it likely omits allowance, conversion, coverage, or final round-up.
Option B: 214.7 squares
214.7 squares is above the supported result for temporary dry-in; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Option D: 27.3 squares
27.3 squares is above the supported result for temporary dry-in; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Temporary Dry-In cart for Roofing Estimator: roofing first, controlling second, whole units last.
Reference Hint
Open-book path: tab Principles and Practices of Commercial Construction, 10th Edition to Roofing temporary protection; square takeoff; verify the construction method, material quantity, equipment use, unit conversion, or field-control calculation.
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