The shear-wall sheathing takeoff shows a wall section 27 feet long and 8 feet high. What sheathing area is needed before openings?
Correct Answer
A) 216 square feet.
Wall sheathing area is length times height: 27 x 8 = 216 square feet.
Why This Is the Correct Answer
Wall sheathing area is length times height: 27 x 8 = 216 square feet.
Why the Other Options Are Wrong
Option B: 204 square feet total.
204 square feet total. is below the supported result for wall sheathing area calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option C: 224 square feet total.
224 square feet total. is above the supported result for wall sheathing area calculation; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Option D: 240 square feet total.
240 square feet total. is above the supported result for wall sheathing area calculation; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Measure to length, adjust for times, then let Estimating Shear-Wall set the finish line.
Reference Hint
Study anchor (closed-book): memorize Wall sheathing area calculation from California Residential Code, California Code of Regulations Title 24. / Title 24 California Residential Code wall sheathing quantity concepts; know the rule or calculation trigger without relying on exam-room lookup.
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