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RE: Steel straps on wood shear walls

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Chuck,

The 2008 SDPWS is referenced in the 2009 IBC.

Gary

Gary J. Ehrlich, PE 
Program Manager, Structural Codes & Standards 
National Association of Home Builders (NAHB) 
1201 15th Street, NW, Washington, DC 20005 
ph: 202-266-8545  or 800-368-5242 x8545 
fax: 202-266-8369 
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-----Original Message-----
From: Chuck Utzman [mailto:chuckutzman(--nospam--at)gmail.com] 
Sent: Wednesday, September 16, 2009 12:21 PM
To: seaint(--nospam--at)seaint.org
Subject: Re: Steel straps on wood shear walls

Hmm. Interesting document. Where does it stand re: current code cycle? 
At first glance it doesn't allow sheathing to resist seismic uplift 
though. Thanks for the heads up Buddy.

AWC Info wrote:
>
> Alternatively, you can now design the sheathing to resist combined 
> uplift and shear per section 4.4 of the 2008 Wind/Seismic Standard:
>
>  
>
> http://www.awc.org/Standards/SDPWS.html
>
>  
>
> HTH
>
>  
>
> Buddy
>
>  
>
> John "Buddy" Showalter, P.E.
> Director, Technical Media
>
>  
>
> *American Wood Council*
>
> /Engineered and Traditional Wood Products/*
> *1111 19th Street, NW, Suite 800
> Washington, DC 20036
> 202-463-2769
> www.awc.org <http://www.awc.org/>
>
> *Email Signature*
>
> *The American Wood Council (AWC) is the wood products division of the 
> American Forest & Paper Association (AF&PA). AWC develops 
> internationally recognized standards for wood design and construction. 
> Its efforts with building codes and standards, engineering and 
> research, and technology transfer ensure proper application for 
> engineered and traditional wood products.*
>
> *********************
> /The guidance provided herein is not a formal interpretation of any 
> AF&PA standard. Interpretations of AF&PA standards are only available 
> through a formal process outlined in AF&PA's standards development 
> procedures./
>
> *********************
>
>  
>
> From: Jim Wilson <wilsonengineers(--nospam--at)yahoo.com>
>
> Subject: Steel straps on wood shear walls
>
> To: seaint(--nospam--at)seaint.org
>
>  
>
> Is there a definitive reference stating that steel=A0straps are 
> okay=A0to b=
>
> e placed over wall sheathing and not directly to the studs before the 
> sheat=
>
> hing is installed?=A0 I've googled it, I've called Simpson and I've 
> tried t=
>
> o look to the APA but I can only find indirect statements about 
> it.=0A=0ASi=
>
> mpson does mention that different nail sizes can be used for the 
> different =
>
> installation methods.=A0 That=A0isn't generic enough for the 
> condition.=0A=
>
> =0AThanks,=0AJim Wilson, PE=0AStroudsburg, PA
>
>  
>


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