Allowable Loads on Lumber-Nail Joints

John Marean

 

Figures 1 and 2 show two ways to support the non-legged platform B by resting it on a wood carrying strip that is nailed to an adjacent legged platform A. Most builders would agree that, materials and loads being equal, the carrying strip in Figure 2 could be attached to platform A with fewer nails than that in Figure 1. The question, however, remains: how many nails must be used in either case? This article provides a guide for answering that question.

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FIGURE 1: WITHDRAWAL LOADING

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FIGURE 2: ...

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