April 2020

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UPDATED GUIDE

APA Performance Rated I-Joists

Offers detailed information on span ratings, installation details, architectural specifications and engineering design properties for APA Performance Rated I-joists. This update adds expanded information and illustrations of I-joists in cantilever applications.
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REVISED SYSTEM REPORT

APA System Report SR-102: APA Simplified Wall Bracing Method

The Simplified Wall Bracing Method described in this report provides building officials, builders and designers with an approach and the supporting technical information to meet the requirements of 2018, 2015 and 2012 IRC Simplified Wall Bracing Section R601.12.
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TECHNICAL NOTES

The Effect of Large Diameter Horizontal Holes on the Bending and Shear Properties of Glulam and LVL

A new figure illustrating combined concentrated loads above or near a hole has been added to these analytical tools for large horizontal holes in LVL and glulam.
• Technical Note: Effect of Large Diameter Horizontal Holes on the Bending and Shear Properties of LVL GET >
• Technical Note: Effect of Large Diameter Horizontal Holes on the Bending and Shear Properties of Glulam GET >

NEW AND REVISED

Technical Topics

TT-012: Effect of Overdriven Fasteners On Shear Capacity (REVISED)
Provides suggested guidelines for determining if overdriven fasteners will affect the shear capacity of diaphragm and shear wall construction.
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TT-100: A Portal Frame With Hold Downs for Wall Bracing or Engineered Applications (REVISED)
Describes the use of portal-frame design in engineered applications, as well as its use as bracing in conventional light-frame construction.
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