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Load-Span Tables for APA Wood Structural Panels

Technical Note

This publication contains load-span tables that apply to APA trademarked wood structural panels qualified and manufactured in accordance with APA PRP-108, PS 2 and PS 1. These panels include unsanded, touch-sanded and sanded plywood and oriented strand board (OSB).

This publication is designed for: architects, engineers, designers

Key sections include:

  • Tables: Uniform loads (PSF) on

    • APA Rated Plywood Sheathing

    • APA Rated Plywood Structural I Sheathing

    • APA Rated Plywood Sturd-I-Floor®

    • APA Rated OSB Sheathing

    • APA Rated OSB Structural I Sheathing

    • APA Rated OSB Sturd-I-Floor

    • APA Rated OSB Structural I Rated Sturd-I-Floor

    • Group 1 sanded plywood panels

  • Examples showing use of load-span tables

Published by APA — The Engineered Wood Association.

Related Resources

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Voluntary Product Standard PS 1-22, Structural Plywood Standards - L870 This publication is the national standard for performance requirements and marking plywood for construction and industrial uses. Voluntary Product Standard PS 2-18, Performance Standard for Wood Structural Panels Standards - S350 Performance requirements, adhesive bond performance, panel construction and workmanship, dimensions and tolerances, marking and moisture content of wood structural panels. Performance Standards and Qualification Policy for Wood Structural Panels Standards - E445 This publication describes requirements and test methods for APA Performance Rated Panels (APA Rated Sturd-I-Floor®, APA Rated Sheathing and APA Rated Siding).

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