Return to index: [Subject] [Thread] [Date] [Author]

ASCE 7-95 Partially Enclosed Buildings

[Subject Prev][Subject Next][Thread Prev][Thread Next]

I consider all buildings as partially enclosed unless they are bunkers with
no windows and vault-like doors.

A. Roger Turk, P.E.(Structural)
Tucson, Arizona

James Balmer wrote:

. > Table 6-7 of ASCE 7-95 list the GCpi for the three different enclosure
. > classifications.  The greatest values are for partially enclosed
. > buildings. From the definitions, I gather that partially enclosed
. > buildings have +110% openings in one wall as compared to the sum of the
. > remainder of the building. Similarly, if I have a balloon w/ one large
. > opening and several much smaller openings, I can force air into the large
. > opening and develop large internal pressure (partially enclosed).
. > However, if I have roughly equally sized openings and force air into one
. > of them, I can not develop the internal pressures. (enclosed)

. > Does this make sense?  If I can make certain that a structure does not fit
. > within the definition of partially enclosed (insure one of two provision
. > in enclosed bldg is not met), than I can work using the lower GCpi values
. > of enclosed buildings.

******* ****** ******* ******** ******* ******* ******* ***
*   Read list FAQ at:
*   This email was sent to you via Structural Engineers
*   Association of Southern California (SEAOSC) server. To
*   subscribe (no fee) or UnSubscribe, please go to:
*   Questions to seaint-ad(--nospam--at) Remember, any email you
*   send to the list is public domain and may be re-posted
*   without your permission. Make sure you visit our web
*   site at:
******* ****** ****** ****** ******* ****** ****** ********