This section contains APA publications created to help you design, specify, install and protect APA EWS trademarked I-joists in a variety of applications.
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APA Glulam, I-joist and LVL Publication Index
A supplement to the APA Publication Index. Formerly referred to as APA EWS Publications Index. Updated November 2006.
(Form EWS S400 - 2 pages)
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$0.00
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Free

125 K
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APA Performance Rated I-Joists
Includes information on Span Ratings, installation details, cantilever designs, architectural specifications and engineering design properties for APA Performance Rated I-Joists. Only available as a downloadable pdf file. Revised April 2009.
(Form Z725 - 25 pages)
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Free

2.2 MB
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APA Product Report PR-E730
Qualified Wood I-Joists with Low Formaldehyde Emissions. Pacific Woodtech Corporation. Issued February 23, 2010.
(PR-E730 - 2 pages)
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Free

88 K
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APA Product Report PR-L238, Louisiana-Pacific Corporation
LPI® 18, 20Plus, 32Plus, 42Plus Series I-Joists, Louisiana-Pacific Corporation, Revised July 20, 2010.
(PR-L238 - 5 pages)
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Free

99 K
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APA Product Report PR-L252, International Beams
IB-400, 600, 800 and 900 Prefabricated wood I-joists, International Beams, Inc. Revised July 27, 2010.
(PR-L252 - 5 pages)
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Free

94 K
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APA Product Report PR-L255, Georgia-Pacific Wood Products LLC
GPI® 20, 40 and 65 Series I-Joists, Georgia-Pacific Wood Products LLC, PR-L255. Revised August 21, 2010.
(PR-L255 - 3 pages)
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Free

83 K
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APA Product Report PR-L256, Georgia-Pacific Wood Products LLC
Wood I Beam™ : WI 40, WI 60, WI 80, WI 80A and WI 85 Series I-Joists, Georgia-Pacific Wood Products LLC. Revised August 20, 2010.
(PR-L256 - 3 pages)
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Free

90 K
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APA Product Report PR-L259, Roseburg Forest Products Company
Roseburg RFPI Series I-Joists, Roseburg Forest Products Company. Revised November 24, 2009.
(PR-L259 - 3 pages)
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Free

85 K
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APA Product Report PR-L261, Anthony Eacom, Inc.
Power Joist® I-Joists, Anthony Eacom, Inc., Revised September 2010.
(PR-L261 - 4 pages)
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Free

95 K
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APA Product Report PR-L261C, Anthony-Domtar, Inc.
Power Joist® I-Joists, Anthony-Domtar, Inc., Canadian Limit States Design. Issued October 10, 2008.
(PR-L261C - 3 pages)
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Free

88 K
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APA Product Report PR-L262, Pacific Woodtech Corp.
PWI Joists, Pacific Woodtech Corporation, Revised January 22, 2010.
(PR-L262 - 4 pages)
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Free

104 K
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APA Product Report PR-L268, Georgia-Pacific Wood Products LLC
XJ 85® Wood I Beam™ Joist, Georgia-Pacific Wood Products LLC. Revised August 20, 2010.
(PR-L268 - 4 pages)
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Free

90 K
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APA Product Report PR-L273, Georgia-Pacific Wood Products LLC
Broadspan® I-Joists, Georgia-Pacific Wood Products LLC, Revised February 24, 2010.
(PR-L273 - 3 pages)
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Free

88 K
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APA Product Report PR-L274, Nordic Engineered Wood
Nordic Joist™, Prefabricated Wood I-Joists. Nordic Engineered Wood. Revised April 16, 2010.
(PR-L274 - 4 pages)
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Free

92 K
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APA Product Report PR-L276, Georgia-Pacific Wood Products South LLC
GPI® Series I-Joists, Georgia-Pacific Wood Products South LLC. Revised August 13, 2010.
(PR-L276 - 3 pages)
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Free

87 K
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APA Product Report PR-L288, Georgia-Pacific Wood Products LLC
Broadspan™ S Series I-Joists, Georgia-Pacific Wood Products LLC. Revised October 23, 2009.
(PR-L288 - 3 pages)
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Free

86 K
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APA Product Report PR-L295, Jager Engineered Wood Products Ltd.
JSI Series I-Joists, Jager Engineered Wood Products Ltd. Issued December 15, 2009
(PR-L295 - 3 pages)
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Free

86 K
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APA Product Report PR-L296, Standard Structures, Inc.
32MXT Prefabricated Wood I-Joists, Standard Structures, Inc. Issued March 23, 2010.
(PR-L296 - 2 pages)
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Free

83 K
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Builder Tip: APA Performance Rated I-Joists Storage, Handling & Safety Recommendations
Includes important tips for storage, handling and jobsite use. Updated August 2007. Available only as a downloadable PDF.
(Form Z735 - 2 pages)
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Free

174 K
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Builder Tips: I-Joist Backer Blocks
Includes an explanation of backer blocks and how they are used with both top-mounted and face-mounted hangers. Available only as a downloadable pdf file. Issued January 2001
(Form A765 - 2 pages)
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Free

82 K
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Builder Tips: I-Joist Blocking
Explains why I-joists benefit from being installed with blocking, blocking material composition, and installation details. Only available as a downloadable pdf file. Revised April 2009.
(Form A750 - 2 pages)
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Free

216 K
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Builder Tips: I-Joist Filler Blocks
Includes a description of filler blocks, their composition, and installation recommendations. Available only as a downloadable pdf file. Issued January 2001.
(Form A760 - 2 pages)
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Free

73 K
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Builder Tips: I-Joist Squash Blocks
Includes a description of squash blocks, their composition, and installation recommendations. Available only as a downloadable pdf file. Issued January 2001.
(Form A755 - 2 pages)
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Free

80 K
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Builder Tips: I-Joist Web Stiffeners
Includes explanations and installation details for the two types of I-Joist web stiffeners: bearing stiffeners and load stiffeners. Available only as a downloadable pdf file. Revised August 2007.
(Form A745 - 2 pages)
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Free

117 K
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Builder Tips: Stairwell Openings Parallel to I-Joist Floor Framing
Describes the selection of headers and trimmers and details their use in unsupported stairwell openings. Issued January 2002. Available only as a downloadable pdf file. Issued January 2002.
(Form EWS B710 - 2 pages)
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Free

423 K
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Case Study: Liberty High School
Glulam, I-joists and plywood are used in a 19-building high school campus. Issued April 1998.
(Form Y115 - 2 pages)
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$0.50
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Free

87 K
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Data File: APA Rim Board in Fire Rated Assemblies
Recommendations for the use of APA Rim Board in conjunction with fire-rated wall and/or floor assemblies, based on tests conducted by the USDA Forest Service at the Forest Products Laboratory in Madison, Wisconsin. (Reference Research Paper FPL-RP-610.) Available only as a downloadable pdf file. Updated October 2007.
(Form D350 - 10 pages)
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Free

340 K
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Data File: Construction Practices for Wood I-Joist Floor Vibration Retrofit
Identifying the causes of and remedies for excessive floor vibration. Available only as a downloadable pdf file. Issued August 2004.
(Form EWS D720 - 4 pages)
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Free

99 K
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EWS Data File: Shear Transfer at Engineered Wood Floors
Diaphragm perimeter nailing and transfer of shear wall forces from the walls above in to the foundation/wall framing below. Issued September 1999.
(Form EWS Y250 - 12 pages)
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$1.00
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Free

112 K
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EWS Technical Note - Stairwell Opening in APA PRI I-Joist Floors
Describes how to detail an unsupported stairwell opening in a residential floor. Simplifies the selection of trimmers and headers, provides guidance on the appropriate detailing for their use, and quantifies hanger capacity requirements for I-joist-to-header and header-to-trimmer intersections. Issued October 2001. Available only as a downloadable pdf file.
(Form EWS Z705 - 8 pages)
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Free

142 K
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I-Joist Construction Details - Canadian Limit States Design
Performance Rated I-Joists in Floor and Roof Framing
Installation guide includes recommended construction details for I-joists in floor and roof applications. Also includes details for cantilevers and web holes. Updated March 2008. Available as a downloadable pdf file only. Revised March 2008
(Form E715CA - 55 pages)
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Free

2.2 MB
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I-Joist Construction Details - Performance Rated I-Joists in Floor and Roof Framing
Installation guide includes recommended construction details for I-joists in floor and roof applications. Also includes details for cantilevers and web holes. Only available as a downloadable PDF file. Revised November 2009.
(Form D710 - 55 pages)
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Free

7.4 MB
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PRI-400 Performance Standard for APA EWS I-Joists
Performance criteria, qualification requirements, and quality assurance information for APA Performance Rated I-Joists. Only available as a downloadable pdf file. Revised August 2004.
(Form EWS X720 - 12 pages)
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Free

155 K
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PRI-400 Performance Standard for APA EWS I-Joists (Limit States Design)
Performance criteria, qualification requirements, and quality assurance information for APA Performance Rated I-Joists, Limit States Design. Only available as a downloadable pdf file. Issued July 2004.
(Form EWS E720 CA - 15 pages)
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Free

157 K
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Source List: APA EWS Producing Members
Engineered Wood System manufacturers according to product type. Available as a downloadable PDF only. Updated September 2007.
(Form EWS R530 - 3 pages)
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Free

100 K
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Specification Guide: Short Form for I-Joists and Rim Board
Sample specifications for APA Performance Rated I-Joists and Rim Boards. Available only as a downloadable PDF. Updated August 2009.
(Form Y315 - 2 pages)
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Free

176 K
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Technical Note: Minimizing Floor Vibration by Design and Retrofit
This publication covers the subjective nature of vibration perception, fundamental natural frequency, and the criteria for floor vibration control, as well as guidelines to remedy floor vibration problems in existing buildings. Available only as a downloadable pdf file. Issued September 2004.
(Form EWS E710 - 7 pages)
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Free

96 K
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Technical Note: Proper Storage and Handling of I-Joists and LVL
Provides recommendations for safe handling and storage of I-joists and LVL. Best practices for cut-up at distribution and moisture effects are also discussed. Issued March 2005. Only available as a downloadable pdf file. Issued March 2005.
(Form EWS E705 - 8 pages)
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Free

168 K
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Technical Note: Sprinkler Installation for APA Performance Rated I-Joists
APA Performance Rated wood I-joists (PRI) are often used in conjunction with both steel and chlorinated polyvinyl chloride (CPVC) sprinkler systems. This PDF package includes a Technical Note providing basic guidance on appropriate methods of attachment of steel and CPVC sprinkler systems to PRI joists, and a supplement of Sprinkler Pipe Installation Design Details. Issued June 2009. Available only as a downloadable PDF. Replaces Form H730.
(Form J745 - 35 pages)
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Free

1.6 MB
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Technical Note: Temporary Construction Loads Over I-joist Roofs and Floors
Provides recommendations for proper placement of heavy loads in a partially completed light-framed structure to prevent damage to the structure and/or injury to the work crew. Only available as a downloadable PDF. Updated September 2008.
(Form J735 - 5 pages)
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Free

250 K
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Technical Topics: Rim Board and I-Joist Nail Spacing Recommendations
Complete Title: Technical Topics: Nail Spacing Recommendations for APA EWS Rim Boards® and I-Joists Available only as a downloadable pdf file. Issued April 2010.
(Form TT-094 - 2 pages)
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Free

629 K
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