WALL CONSTRUCTION

Indicate size and spacing of new partition studs and finish wall material.

Approved water-resistant gypsum backer board is required in bathtub and shower areas.

Interior finish materials shall not have a flame spread rating exceeding 200.

Studs may be utility grade or better. Stud spacing shall be per TABLE 1, shall have a pressure treated bottom plate and can have a single or double top plate.

Studs in non-loadbearing walls may be notched to a depth not to exceed 40 percent of a single stud width. Studs may be bored or drilled, provided that the diameter of the resulting hole is no greater than 40 percent of the stud width, the edge of the hole is no closer than 5/8 inch to the edge of the stud, and the hole is not located in the same section as a cut or notch.

A single flat 2x4 member may be used as a header in interior nonbearing walls for openings up to 8 feet in width if the wall above is not more than 24 inches.

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