Under 2021 IBC conventional light-frame construction provisions, a floor joist bears directly on a wood girder, without the ribbon-strip support exception. What is the minimum end bearing on this wood support?
Correct Answer
A) 1-1/2 inches
Section 2308.4.2.2 sets a 1-1/2-inch minimum on wood or metal. The 3-inch requirement concerns masonry. Larger bearing may be provided, but is not the minimum asked here. Source: 2021 IBC 2308.4.2.2.
Why This Is the Correct Answer
Section 2308.4.2.2 sets a 1-1/2-inch minimum on wood or metal. The 3-inch requirement concerns masonry. Larger bearing may be provided, but is not the minimum asked here. Source: 2021 IBC 2308.4.2.2.
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