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Re: Wall weight in base shear computation[Subject Prev][Subject Next][Thread Prev][Thread Next]
- To: seaint(--nospam--at)seaint.org
- Subject: Re: Wall weight in base shear computation
- From: "Bill Sherman" <SHERMANWC(--nospam--at)cdm.com>
- Date: 01 Oct 98 14:41:30 -0400
ed gonzalez wrote: > I was reading an old publication, "Seismic Design Handbook" Edited by Farzad Naeim, Chp 7, Seismic Design of Floor Diaphragms. In page 218 he states the following: "The weight of the walls parallel to the applied seismic force does not contribute to the diaphragm shear. However, in general, they are included conservatively in the design of concrete floor diaphragms". < I would not normally include the weight of the parallel walls in the floor diaphragm design, except perhaps as a convenience in adding up total loads at each floor level. (However, I might consider including it if there is significant eccentricity in the shear wall arrangement such that seismic forces must be redistributed). > I am curious to find out if anyone can comment on whether they also include the wt of parallel walls in their base shear calculations for a shear wall bldg with rigid (assume concrete) diaphragm. < Yes, I would include the weight in the base shear calculations (and in the shear wall design), since the seismic inertia of the shear wall would still add to the base shear.
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