According to the California Residential Code (CRC), what is the maximum allowable span for a 2x10 Douglas Fir-Larch floor joist at 16 inches on center with a live load of 40 psf?
Correct Answer
C) 16 feet 5 inches
CRC Table R502.3.1(1) specifies that a 2x10 Douglas Fir-Larch floor joist at 16 inches on center can span a maximum of 16 feet 5 inches with a 40 psf live load. This table is specific to California and reflects the structural requirements for residential construction.
Why This Is the Correct Answer
CRC Table R502.3.1(1) specifies that a 2x10 Douglas Fir-Larch floor joist at 16 inches on center can span a maximum of 16 feet 5 inches with a 40 psf live load. This table is specific to California and reflects the structural requirements for residential construction.
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