Structural · IRC 2021 §R502.3.1 / Table R502.3.1(1)
Floor Joist Span Table Reading Example
How to read Table R502.3.1(1): choose the table by use, then read across 16 in. spacing, Douglas fir-larch #2, 10 psf dead load, 2×10 to a 17 ft 5 in maximum span.. Referenced to IRC 2021 §R502.3.1 / Table R502.3.1(1).
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