APA Blog for Professional Associates - OSB

Help Desk Question: What is the service life of APA Wood Structural Panels?

Thu, 18 Feb 2010 08:28:00 -0700

Question: What is the service life of APA Wood Structural Panels?

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Three New Wall Sheathing Brochures Published by APA

Tue, 10 Feb 2009 08:26:00 -0700

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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Help Desk Question: Nailhead pull-through adjustment factors

Thu, 25 Sep 2008 14:36:00 -0700

Question: What adjustment factor should be applied to the test values published in APA Technical Topic TT-070: Nailhead Pull-Through Strength of Wood Structural Panels?

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Technical Note: APA Performance Rated Panel Subfloors under Hardwood Flooring

Wed, 30 Jul 2008 14:33:00 -0700

APA recently released a new Technical Note that provides specification and installation recommendations for panel subfloors to be used under hardwood flooring.

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APA to Present Technical Seminar at 2008 IWF

Tue, 03 Jun 2008 09:09:00 -0700

APA - The Engineered Wood Association, the Composite Panel Association (CPA) and the Hardwood Plywood and Veneer Association (HPVA) will present How to Use and Specify Structural Panels, Composites and Veneers at the 2008 International Woodworking Machinery and Furniture Supply Fair (IWF) in Atlanta on August 20, 2008.

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2008 APA Publications Index Now Available

Thu, 17 Apr 2008 15:15:00 -0700

The APA Publications Index, Form B300 NN, has been updated. The revised 2008 index provides a complete listing of APA design and construction guides, product guides, builder tips, case histories, industrial publications and other materials available from the Association.

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Get the Details on SIPs

Tue, 30 Oct 2007 09:52:00 -0700

New structural insulated panel (SIP) CAD details are now being offered at www.apacad.org. [More]

Register Today for Upcoming APA Webinar

Fri, 12 Oct 2007 13:58:00 -0700

Join APA's knowledgeable engineered wood specialists for an informative webinar, Design Low-Rise Structures and K-12 with Wood, October 25 at 2 p.m. EDT.

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New Engineered Wood Construction Guide

Mon, 08 Oct 2007 10:05:00 -0700

APA just issued the 2007 Engineered Wood Construction Guide, the major reference manual for using engineered wood products in residential and commercial construction.

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APA, ICC Publish Wood Wall Bracing Guide

Mon, 24 Sep 2007 13:57:00 -0700

An illustrated Guide to the 2006 IRC® Wood Wall Bracing Provisions, co-authored by APA and the International Code Council® (ICC), is now published and available to purchase. The 10-chapter, 164-page book is designed to help building officials, designers and builders apply the bracing requirements of the 2006 International Residential Code (IRC).

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Help Desk Question: Structural II, no longer a specification

Thu, 06 Sep 2007 10:30:00 -0700

Question: I have a framer in the field that has a set of specifications calling for 3/8-inch 4x8 Structural II oriented strand board (OSB). He has 3/8-inch 4x8 PRS (Performance Rated Sheathing) OSB on the job site. Are we in accordance with the specification?

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Help Desk Question: Panel Edge Support - What Role Does Tongue-and-Groove Play?

Fri, 31 Aug 2007 13:15:00 -0700

Question: What purpose does tongue-and-groove (T&G) serve on a roof deck or balcony with inhabited space below? What are the advantages of using T&G in an exterior deck application if, for example, the deck is a subfloor to an exterior balcony with waterproofing and 2-inch topping slab over inhabited space, or a low slope roof deck?

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Get More Out of Plywood Forms

Mon, 20 Aug 2007 10:10:00 -0700

This month's issue of Concrete Construction features a three-page article, entitled "Getting More Out of Plywood Forms," authored by APA Senior Engineer Fulton Desler. The article discusses the development of new calculations that will significantly increase allowable load capacities of plywood forms. Desler authored a second article in this issue, available online only, entitled "Some Imported Concrete Form Panels Fail to Meet Grade."

Read more on APA concrete form panels by visiting APA's Concrete Forming page or by downloading the Concrete Forming guide, Form V345.

Publication Covers Use of Wall Sheathing for Combined Shear & Uplift

Fri, 03 Aug 2007 16:34:00 -0700

Of increasing interest in the Southeast is the concept of using the wall sheathing that is already present for not only lateral (wind) loads, but for uplift as well. Such an application reduces the number of strap-type framing anchors required to maintain the wind-uplift load path. Straps will still be required to distribute uplift loads around door and window openings, as normally required, but the majority of stud-to-stud straps between openings can be eliminated.

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California Sets Limits on Formaldehyde Emissions - APA Rated Panels Exempt

Mon, 18 Jun 2007 09:41:00 -0700

California's Air Resources Board (CARB), a division of the California EPA, is working to enact new regulations to reduce formaldehyde emissions from wood panels and products made from wood panels used in the state. [More]