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Re: 97 code

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So then, if the shearwall plate thickness is due to your description of
the anchor bolt problem, then is it ok to use a double 2x plate instead
of a 3x plate where the heavier nailing in the tables is telling us to
use 3x?


Seaintonln(--nospam--at)aol.com wrote:
> 
> In a message dated 7/8/99 5:53:49 PM Pacific Daylight Time,
> jbotch(--nospam--at)mail.blissnet.com writes:
> 
> << So if the problem is splitting of the plate due to the anchor bolt
>  forces and not the nailing, (increased nailing gives increased bolting
>  requirements), then there shouldn't be a problem with using a double 2x
>  plate in lieu of a 3x??
> 
>  just a question I'm pondering.
> 
>  Joseph R. Grill, PE
>   >>
> The problem was in cross-grain failure of the plate as the wall tried to
> uplift from the foundaton by the connection of the panel nailing to the side
> of the sill. This created the typical problem that we associate with ledger
> connections however, an increase in bolts with larger washers lowers the
> pressure at the bolt so that a 2x plate is protected from cross-grain failure.
> 
> dennis
>