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

Re: Fire repairs to Glulam Beams

[Subject Prev][Subject Next][Thread Prev][Thread Next]
Pultruded (Pre-cured) carbon/epoxy laminate strips work very well for this
situation. Cut-in lamintes, are the most efficient.

jim korff, PE
SCI
----- Original Message -----
From: <SCHFUN(--nospam--at)aol.com>
To: <seaint(--nospam--at)seaint.org>
Sent: Saturday, July 01, 2000 9:35 AM
Subject: Re: Fire repairs to Glulam Beams


>
> Can anyone direct me to information on the pros and cons of various
repairs
> that can be done to restore the strength of a fire-damaged glulam beam?
The
> beam that I am evaluating has lost about 10 percent of its section modulus
> over a distance of about 12 feet, about 12 feet from the end.  The beam is
a
> 6 3/4 by 33, and spans 45 feet between supports.
>
> I have looked into the possibility of using a carbon/epoxy composite
> laminate, and aluminum sandwich core that is bonded to the beam.  We are
also
> looking at a post-tension system.  Client wants to evaluate bolting steel
> plates to the GLB, and we are also looking at bolting wood (probably GLB)
to
> the existing.
>
> Any thoughts?
>
> Thanks for any help you can send.
>
> Steve Helfrich, P.E.
>
>
> ******* ****** ******* ******** ******* ******* ******* ***
> *   Read list FAQ at: http://www.seaint.org/list_FAQ.asp
> *   This email was sent to you via Structural Engineers
> *   Association of Southern California (SEAOSC) server. To
> *   subscribe (no fee) to the list, send email to
> *   admin(--nospam--at)seaint.org and in the body of the message type
> *   "join seaint" (no quotes). To Unsubscribe, send email
> *   to admin(--nospam--at)seaint.org and in the body of the message
> *   type "leave seaint" (no quotes). For questions, send
> *   email to seaint-ad(--nospam--at)seaint.org. Remember, any email you
> *   send to the list is public domain and may be re-posted
> *   without your permission. Make sure you visit our web
> *   site at: http://www.seaint.org
> ******* ****** ****** ****** ******* ****** ****** ********
>

******* ****** ******* ******** ******* ******* ******* *** 
*   Read list FAQ at: http://www.seaint.org/list_FAQ.asp 
*   This email was sent to you via Structural Engineers 
*   Association of Southern California (SEAOSC) server. To 
*   subscribe (no fee) to the list, send email to 
*   admin(--nospam--at)seaint.org and in the body of the message type 
*   "join seaint" (no quotes). To Unsubscribe, send email 
*   to admin(--nospam--at)seaint.org and in the body of the message 
*   type "leave seaint" (no quotes). For questions, send 
*   email to seaint-ad(--nospam--at)seaint.org. Remember, any email you 
*   send to the list is public domain and may be re-posted 
*   without your permission. Make sure you visit our web 
*   site at: http://www.seaint.org 
******* ****** ****** ****** ******* ****** ****** ********