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Recommended design capacities (ASD) and design methods for wood structural panels manufactured under Voluntary Product Standards PS1 and PS2, and APA Performance Standard PRP-108. Includes updated EA-perp values for OSB. Revised May 2012.
A manual of section properties, recommended design stresses and design methods for plywood manufactured under Voluntary Product Standard PS 1. This edition remains available, along with PDS Supplements #1-5 until various building code references are updated and new supplements are developed. For the most recent PDS manual, please see Form D510, Panel Design Specification. Reprinted 1999.
Recommended method for the design and fabrication of curved plywood roof panel. Revised December 1, 2014.
Recommended method for design and fabrication of glued plywood and lumber beams. Revised December 1, 2014.
Design and fabrication of plywood stressed-skin panels. Third of five supplements to the Plywood Design Specification. Revised December 1, 2014.
Design and Fabrication of Plywood Sandwich Panels. The fourth of five supplements to the Plywood Design Specification. Revised December 1, 2014.
Design and fabrication of all-plywood beams. Revised December 1, 2016.
Presents results of U.L. flame-spread testing of 45 combinations of plywood thickness, species, glue type and surface texture. Revised May 1997.
Addresses concerns related to structural wood panels and explains why plywood and OSB manufactured to Voluntary Product Standard PS 1, Structural Plywood and Voluntary Product Standard PS 2, Performance Standard for Wood-Based Structural-Use Panels, have such low emission levels that they are exempt from the leading formaldehyde emission standards and regulations. Revised July 2018.
Uniform load tables for structural panels for APA trademarked panels manufactured/qualified in accordance with APA PRP-108. Related publication: Panel Design Specification, Form D510. Revised February 2011.