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RE: Supporting Brick Above Low Roof

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However the IRC does allow veneer support in wood with some limiting criteria such as seismic category and deflection.  See R703.7.2.

 

 

Joseph R. Grill, P.E. (Structural)

Shephard - Wesnitzer, Inc.

Civil Engineering and Surveying

P.O. Box 3924

Sedona, AZ  86340

PHONE (928) 282-1061

FAX (928) 282-2058

jgrill(--nospam--at)swiaz.com

 

-----Original Message-----
From: Haan, Scott M POA [mailto:Scott.M.Haan(--nospam--at)poa02.usace.army.mil]
Sent: Friday, November 18, 2005 1:25 PM
To: seaint(--nospam--at)seaint.org
Subject: RE: Supporting Brick Above Low Roof

 

2000 IBC 2304.12 specifically prohibits wood members from supporting the weight of concrete or masonry but allows veneer on interior walls weighing less than 40 psf to be supported by wood floor members if the deflection is limited to L/600.  It also allows 40 psf veneer on wood foundations for veneer less than 30 feet tall.

 


From: Rich Lewis [mailto:seaint03(--nospam--at)lewisengineering.com]
Sent: Friday, November 18, 2005 10:57 AM
To: seaint(--nospam--at)seaint.org
Subject: Supporting Brick Above Low Roof

 

I have a condition on a residential home with brick veneer where there are low and high roofs.  Picture a main section of the house that is 2 stories.  I single story room projects out with the ridge line perpendicular to the face of the 2 story section.  The walls have a brick veneer.  The architect shows the brick two stories high.  The brick comes up at the first floor intersection of the walls of the projecting room, then crosses over the low roof, running up the slope of the low roof.  It makes a triangular wedge on each side of the ridge of the low roof.  I tried to get the architect to remove the brick there and put in Hardy board or some other siding but they do not want to do that.  So I need to try to support the brick veneer.  One thought is to sit the veneer directly on the low roof wood framing.  I thought about using a girder type wood truss rafter since all the roof framing is wood truss rafters.  I prefer not to do that because the wood will shrink and crack the brick.  If I put in some kind of steel framing to support the veneer it seems to me I separate the low roof framing from the main house framing with this chase of a brick wall.  This doesn’t seem right to me either.

 

Are there any good details for supporting a brick veneer above a low roof?

 

Thanks.

 

Rich