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Re: brick walls

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Under most codes, this is clasified as reinforced grouted masony. In your case,
I think it would be specific to grouted cavity wall construction.
Check the codes in your jurisdiction.

Steven A.
Los Angeles

"Jason W. Kilgore" wrote:

> I'm working for an architect who wants to build an 8" brick interior
> partition wall.  The entire building is URM, and this wall is to match.  It
> is "L" shaped (self-bracing), and is attached to the concrete floor, soffit
> of floor above, and existing brick (3-wythe URM) walls on each side.
>
> The architect wants to know if reinforcing is necessary.  His argument is
> that the rest of the building isn't reinforced, so why should this wall be?
> My answer was that the wall *did* need reinforcing.  My arguments are that
> this wall is the partition around an exit corridor, and that since it is new
> construction it must meet new construction requirements.
>
> My question is, how do you reinforce an 8" brick wall?  You theoretically
> have 3/4" of space between the two wyths.  Would #4 vertical bars in a
> grouted cavity with horizontal mesh work? Can you grout a 3/4" cavity, or
> would you just use mortar?
>
> My current plan is to use horizontal joint mesh at 16" o.c. with #4 bars in
> the cavity.  The cavity will be filled with mortar buttered on the back of
> each brick.  The #4 bars will be drilled an epoxied into the concrete slabs
> above and below for lateral stability.  I will perform a seismic analysis to
> determine the spacing of the bars.
>
> I appreciate any input.
>
> ---
> Jason Kilgore
> Leigh & O'Kane, LLC
> Kansas City, Missouri
>
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