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# RE: knife plate in glulams

• To: <seaint(--nospam--at)seaint.org>
• Subject: RE: knife plate in glulams
• From: "Jason Christensen" <jason(--nospam--at)wcaeng.com>
• Date: Mon, 21 Jul 2008 12:56:55 -0600

```What are the thicknesses of the bolt and glulam and I can run our
mathcad sheet, we can then compare.

Jason

-----Original Message-----
From: Drew Morris [mailto:dmorris(--nospam--at)bbfm.com]
Sent: Monday, July 21, 2008 12:34 PM
To: seaint(--nospam--at)seaint.org
Subject: Re: knife plate in glulams

Jason Christensen wrote:
> The way you describe it, I think it would be double shear on the bolt
> values with the steel plate as the main member and half the glb minus
> the plate as the side member, but I may be missing something.
>
> Jason
>
>
>
What you described is correct.  I have a spreadsheet for calculating the

allowable shear values but don't trust the results.
i was trying to use the published NDS values.

> -----Original Message-----
> From: Drew Morris [mailto:dmorris(--nospam--at)bbfm.com]
> Sent: Monday, July 21, 2008 12:01 PM
> To: SEAINT
> Subject: knife plate in glulams
>
> I am designing some connections of glulam beam trusses to steel W
> beams.  I have a knife plate with holes pre-drilled welded/bolted to
the
>
> steel beam and then the glulam chord is slotted to fit over the knife
> plate and bolted.  What allowable values do I use from the NDS?  The
> knife plate is in the middle, so can I use the values for single shear

> for a steel plate bolted to half the width of the glulam times 2
sides?
>
>
>
>

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