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GSBN:Re: Wind loads and racking
- To: GSBN GSBN@...
- Subject: GSBN:Re: Wind loads and racking
- From: Darrel DeBoer Darrel@...
- Date: Thu, 31 May 2007 22:39:26 -0700
- Reply-to: "GSBN" GSBN@...
- Sender: "GSBN" GSBN@...
Here in California, it seems every engineer brings yet a different take
on the detailing possibilities. As an architect to whom all fingers
point when costs rise, I'm always looking for the best "bang for the
buck" esp. for hidden places it's hard to convince the client to spend
I've become a believer in soft mesh: fishing net in particular inside
and outside the wall. Then, polypropylene string to tie the two
together, placed between lifts about half a meter apart. Ideally, you
dig a trench, lay the mesh in, fill with gravel, set a couple lifts of
gravel bags above grade, build your wall and pull the mesh up as you go
and attach the mesh to the top plate (we've been using box beams).
There may be some plaster cracking as things settle, but avoiding
concrete altogether is ideal if we're really serious about having an
impact someday. It's not hard to do, and I can't imagine this assembly
Stop me if you've heard this before.
Andrew Webb wrote:
for that Derek,
I didn't mean to sound too polite ;) There is so much work around here
that it's hard to get anyone to spend much time thinking about
out-of-the-ordinary details, especially for housing; so, I'm giving him
the benefit of the doubt. He has seen the In- and Out of Plane tests
and isn't satisfied. I have given him copies of John Zhang and Mike
Faine's reports too. I had suggested Bruce's new book to him, so we'll
see how it goes. I'll look into the welded wire mesh more closely.
All the best,
Derek Roff wrote:
I am confident that this engineer has put a
lot of thought into this and
his concerns are justified.
I appreciate the politeness of your summation above, but I think the
of your message brings this into question.
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