Section R604 — WOOD STRUCTURAL PANELS

2025 California Residential Code (Title 24, Part 2.5) · 2025 edition · ingested 2026-07-07 · California

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R604.1 Identification and grade. ¶

R604.1 Identification and grade. Wood structural panels shall conform to DOC PS 1, DOC PS 2, ANSI/APA PRP 210, CSA O325 or CSA O437. Panels shall be identified by a grade mark or certificate of inspection issued by an approved agency.

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R604.2 Allowable spans. ¶

R604.2 Allowable spans. The maximum allowable spans for wood structural panel wall sheathing shall not exceed the values set forth in Table R602.3(3).

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R604.3 Installation. ¶

R604.3 Installation. Wood structural panel wall sheathing shall be attached to framing in accordance with Table R602.3(1) or R602.3(3).

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