2×12 Southern Pine Floor Joist Span (16" O.C., 40 PSF)
Maximum residential floor span capability with Southern Pine. Ideal for large rooms, second-floor great rooms, and commercial residential applications.
Results
Maximum Span20'-3"
Maximum Span243inches
Species & GradeSouthern Pine #2
Load ConditionLive Load: 40 psf, Dead Load: 10 psf
Deflection LimitLive Load: L/360, Total Load: L/240
Code ReferenceIRC Table R502.3.1
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