WallBracing.org
APA Makes Wall Bracing Easy
Understanding the code requirements for wall bracing can be a challenge, but following them is of critical importance to the structural integrity of a home. WallBracing.org, brought to you by the wall bracing experts at APA – The Engineered Wood Association, helps you easily understand, design, build and enforce wall bracing systems.
APA and ICC Team to Offer 2009 IRC Wood Wall Bracing Seminar
The International Code Council (ICC) and APA - The Engineered Wood Association have reached an agreement to jointly present a 2009 IRC Wood Wall Bracing seminar as part of the ICC professional code education program. The seminar covers the fundamentals of lateral loads, the technical basis for the 2009 International Residential Code (IRC) wood frame wall bracing provisions, as well as the bracing provisions themselves.
Code official, design professional and home builder groups and associations can contract for the seminar directly with the ICC. Course registration and information is available at the ICC website or by calling 1-888-ICC-SAFE (422-7233), ext. 33818. Attendees of the one-day seminar will earn 0.6 ICC CEU (continuing education unit) credits. Customized training options are also available. Read more.
APA and ICC Publish Guide to 2009 IRC Lateral Bracing Provisions
The new publication, A Guide to the 2009 IRC Wood Wall Bracing Provisions, explains how to use the International Residential Code (IRC) to provide the bracing necessary for a residential structure to resist the lateral loads that can result from wind and seismic events. The illustrated guide, developed to improve understanding and application of the 2009 IRC lateral bracing requirements, is the result of a publishing agreement between the International Code Council and APA --The Engineered Wood Association. Learn more.
A Guide to the 2009 IRC Wood Wall Bracing Provisions is now available from the ICC store (Product #7102S09) for $41.00 ($33.00 for ICC members). View the ICC informational flyer for additional information.
Sheathing for Profits
Three new APA publications describe economical systems that help builders achieve higher performance with plywood or OSB wall sheathing. These brochures are available as free downloadable PDFs from the APA Publications Library:
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Why Bracing?
The load from gravity is easy to understand and constant on every house. Lateral loads are just as constant, but they vary in force and are not as recognized. The most common and universal lateral load is wind, with design velocities that vary from 85 to 150 miles per hour across the United States. The strongest wind loads, tornados, are not predictable and randomly occur in every part of the country. While it is not affordable or reasonable to design structures to withstand the strongest tornados, experience has taught us how structures can resist wind speeds of up to 150 mph and protect not only the inhabitants but also the integrity of the structure.
Similar experiences with seismic activity have helped building codes develop methods that enable structures to survive earthquakes that used to cause damage beyond repair.
Get Started
What do you need to know about wall bracing? Architects need to know how to achieve maximum design flexibility while maintaining the structural integrity of the home. Builders need to know how to build quality, cost-effective bracing solutions. Code Officials need to know how to recognize properly braced segments. Engineers need to know how to incorporate prescriptive bracing segments into an engineered design. Homeowners need to know why bracing is important for the security of the family.
Select your profession from the links at left, or choose Bracing Basics for an overview on what wall bracing is and why it's so important or APA Testing and Research for technical background information.
Bracing News:
- ICC, APA Offer IRC Wood Wall Bracing Seminar
May 25, 2010 - Public Comments on Code Proposals Released by ICC
March 29, 2010 - Updated: Introduction to Wall Bracing
January 12, 2010 - Updated: Design for Combined Shear & Uplift
January 11, 2010 - APA, ICC Publish 2009 IRC Lateral Bracing Guide
November 3, 2009 - Phase 1 Whole House Wall Bracing Tests Completed
April 1, 2008
Related Publications:
- Introduction to Wall Bracing
- (PDF 2.5 MB, free download)
- Brace Walls with Wood
- (PDF 1.8 MB, free download)
- Build Energy Efficient Walls
- (PDF 1.6 MB, free download)
- Build Profit with Wood Walls
- (PDF 2.4 MB, free download)
- Technical Note: Understanding the Importance of Structural Wall Sheathing as a Wall Covering
- (PDF 335 K, free download)
- Technical Note: Portal Frame Bracing Without Hold-Down Devices
- (PDF 322 K, free download)
- Technical Note: Water Vapor Permeance of Wood Structural Panels and Wood Wall Construction
- (PDF 248 K, free download)

