Overview of engineered wood products and the applications in which they are used. Revised December 2010.

Excerpt from the Engineered Wood Construction Guide, Form E30. Provides information on a variety of floor framing and wood structural panel products that can be used in floor construction. Only available as a downloadable pdf file. Revised December 2019.

Excerpt from the Engineered Wood Construction Guide, Form E30. Includes product descriptions and specification recommendations for I-joist. Only available as a downloadable pdf file. Revised December 2019.

Excerpt from the Engineered Wood Construction Guide, Form E30. Includes application of structural panel sheathing for roofs, preframed roof panels, long span systems, soffits and roof diaphragms. Only available as a downloadable pdf file. Revised December 2019.

Performance criteria, qualification requirements and quality assurance information for APA Performance Rated I-Joists used in residential floors. Revised October 2021.

Performance criteria, qualification requirements and quality assurance information for APA Performance-Rated residential I-joists, limit states design, in accordance with the National Building Code of Canada. Revised November 2021.

This standard provides requirements and design properties for APA  Performance-Rated I-joists in sizes that are commonly used in nonresidential floor and roof construction. Revised October 2021.

This APA System Report provides prescriptive fire assemblies for fire protection of floors constructed with prefabricated wood I-joists that comply with 2021, 2018 and 2015 IRC Sections R502.1.2 & R302.13 and 2012 IRC Section R501.3. Revised January 2024. 

Includes important tips for storage, handling and jobsite use. Revised November 2010.

Explains backer blocks and how they are used with both top-mounted and face-mounted hangers. Revised November 2010.