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According to South Carolina building codes, what is the maximum allowable span for 2x10 floor joists at 16 inches on center using Southern Pine lumber?

Correct Answer

D) 16 feet 6 inches

South Carolina building code span tables show 2x10 Southern Pine joists at 16" o.c. can span up to 16 feet 6 inches for residential floor loads.

Answer Options
A
17 feet 8 inches
B
15 feet 4 inches
C
14 feet 2 inches
D
16 feet 6 inches

Why This Is the Correct Answer

South Carolina building code span tables show 2x10 Southern Pine joists at 16" o.c. can span up to 16 feet 6 inches for residential floor loads.

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