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Re: Wood Dowels embedded in concrete

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Buddy, Scott, Nels - Thanks for the insight.

AWC Info <AWCInfo(--nospam--at)> wrote:

You are correct.


From: Scott Maxwell <smaxwell(--nospam--at)>
To: "'seaint(--nospam--at)'" <seaint(--nospam--at)>
Subject: Re: Wood Dowels embedded in concrete
So, am I correct in assuming that you would use the concrete embedment
depth for lm in the Mode Im equation then (I suppose I could be a good
little boy and check TR12, but decided to be lazy and just ask)?
Adrian, MI
On Fri, 12 Nov 2004, AWC Info wrote:
> Jim/Scott,
> Nels already recommended TR12, which is a good reference for this question
> if you don't have the 2001 NDS.
> However, wrt the suggestion to ignore certain equations in the 2001 NDS,
> this is incorrect. We consolidated all the connection equations in the 2001
> NDS (based on TR12) and now all equations must be checked for different
> dowel-types. There is no longer the option to ignore certain yield modes for
> certain fasteners and materials.
> Note that all equations except 11.3-2 use Fem (concrete dowel bearing
> strength) in some fashion (note the k1, k2, k3 and Re equations), so these
> yield modes cannot be ignored.
> There's a paper describing the changes to the 2001 NDS on our website:
> Buddy

John "Buddy" Showalter, P.E.
Director, Technical Media
AF&PA/American Wood Council
1111 19th Street, NW, Suite 800
Washington, DC 20036
P: 202-463-2769
F: 202-463-2791

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.


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