While preparing the preconstruction estimate lock for the campus maintenance annex, the planter-wall back face measures 1961 SF before a 7% waste allowance. Each protection-board panel covers 24 SF. How many panels should be ordered?
Correct Answer
A) 88 panels
Order quantity equals area times waste factor divided by 24 SF coverage, rounded up.
Why This Is the Correct Answer
Order quantity equals area times waste factor divided by 24 SF coverage, rounded up.
Why the Other Options Are Wrong
Option B: 82 panels
82 panels is below the supported result for waterproofing protection board; it likely omits allowance, conversion, coverage, or final round-up.
Option C: 92 panels
92 panels is above the supported result for waterproofing protection board; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Option D: 89 panels
89 panels is above the supported result for waterproofing protection board; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Estimator Checks takeoff: count the condition before counting the package Tie the cue to Waterproofing Protection Board Estimator.
Reference Hint
Open-book path: tab Principles and Practices of Commercial Construction, 10th Edition to Waterproofing methods; protection board coverage; verify the construction method, material quantity, equipment use, unit conversion, or field-control calculation.
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