e.g. truck doors, with different units having some doors open, I found
you can get pressures up to 10psf easily on the interior partitions.
Gary
Jim Lutz wrote:
>
> The 5 psf minimum lateral load on interior walls (2006 IBC 1607.13) is
> an interesting subject. This minimum load is in the live load section
> of the code, so I would expect it should be treated as an "L" load in
> the load combination equations. Another possible load, however, is
> internal pressure due to wind loading. If you run through the numbers
> in ASCE 7-05 6.5.11, you will find that the internal pressure qi x
> GPpi can easily be 5 psf or more. The wind provisions only require
> this internal pressure to be applied to exterior elements, but when
> you think about it, what happens when an exterior door blows open or a
> window blows out or is left open during a windstorm? You could easily
> have a situation (imagine a typical elementary school) where a room
> becomes pressurized relative to a corridor. IBC provision 1607.13
> requires not only a 5 psf minimum for interior wall loading, but
> design for "loads to which they are subjected." Anybody out there ever
> bother to check interior walls for wind? I don't think 5 psf is too
> conservative to hedge your bets.
>
> ***Jim Lutz, P.E., S.E*.
>
> 720 3rd Avenue, Suite 1200
>
> Seattle, WA 98104-1820
>
> 206 505 3400 Ext 126
>
> 206 505 3406 (Fax)
>
> _www.bhcconsultants.com_ <http://www.bhcconsultants.com>
>
>
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