Need a book? Engineering books recommendations...

Return to index: [Subject] [Thread] [Date] [Author]

RE: Need "Flitch-plate" design example

[Subject Prev][Subject Next][Thread Prev][Thread Next]
In this entire thread, this post is the only one which contains a reference
to a published (as opposed to "home-brew") solution. I would be very
interested in reviewing it. If it is not too much trouble, please mail a
copy to:

Bill Allen
P.O. Box 7347
Laguna Niguel, CA 92607


-----Original Message-----
From: John Buchanan [mailto:jjb(--nospam--at)]
Sent: Thursday, May 14, 1998 1:05 PM
To: seaoc(--nospam--at)
Subject: Re: Need "Flitch-plate" design example

At 11:55 AM 5/14/98 -0700, you wrote:
>My client does not want to remove and replace an existing 4x16 DF #1 Beam
>which will span 18'-6" once the center column is removed. The roof trib on
>the member is approximately 12'6". The beam is continuous over this support
>(that's being removed) and the member calculates about 22% overstressed in
>bending for the 18' span.
>He has asked if I could design him a Flitch Plate with 1/4" steel sideplate
>and a 1/4" x 3" leg to rest the existing patio framing at one side.
>I have not designed one before and am not really sure how to go about it. I
>assume it is similar to a composite beam design, yet the plate is only on
>one side and is to be lagged to the face of the existing beam.
>If anyone has a sample of an analysis that I can follow, I'd appreciate it.
>Dennis Wish PE

See section 10.35 of a book called "Wood engineering and Construction
Keith F. Faherty and Thomas G. Williamson

McGraw Hill

I Can send you a copy of the chapter next week if you'd like

John Buchanan