NV B-7 Residential Remodeling Practice Questions - Nevada B-7 Residential Remodeling Contractor Examination Exam

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A 2x10 solid-sawn floor joist measures 9-1/4 inches deep. What is the largest hole diameter IRC 2018 R502.8.1 allows, and how far must the hole stay from the top or bottom edge?

3 inches diameter, 2 inches from either edge 2 inches diameter, 1 inch from either edge 4-5/8 inches diameter, 2 inches from either edge 1-1/2 inches diameter, 3 inches from either edge

Correct Answer:

3 inches diameter, 2 inches from either edge

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