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Re: CMU Wall Supported by Plywood Sheathed Roof Diaphragm and Shearwalls

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Ben-
Thanks for the reply.
Unfortunately, Section 2315.2 doesn't even apply, because
the structure is not over 1 story.  I'm wondering if it isn't the
code writers who have overlooked something???

Monty
_______________________________________________



"Yousefi, Ben" wrote:

> Section 2315.2 of UBC addresses this issues. However, this is probably one
> of the most overlooked sections of the code when it comes to design or plan
> check. I can tell you that you may even find many buildings using masonry
> area separation walls up to 4 stories relying entirely of wood shear walls
> for lateral resistance. So it doesn't surprise me that the contractor is
> claiming he has seen it before. But, if you don't meet the criteria in the
> code, it is definitely not compliant. However, if you can convince yourself
> and the code authority that the deflections are acceptable, you may want to
> try applying for alternate method & material application per section
> 104.2.8.
>
> Ben Yousefi, SE
> San Jose, CA
>
>         -----Original Message-----
>         From:   Monty Hart [SMTP:montyh(--nospam--at)gci.net]
>         Sent:   Wednesday, February 21, 2001 10:48 PM
>         To:     seaint(--nospam--at)seaint.org
>         Subject:        CMU Wall Supported by Plywood Sheathed Roof
> Diaphragm and Shearwalls
>
>         I'm working on a proposed one story 50' x 80'  warehouse in seismic
> zone
>         4..............snip, snip