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FYI. The original message was copied to wind_haz_mat(--nospam--at)egroups.com

James Cohen
James Cohen Consulting, P.C.
PO Box 130
Pennington, NJ 08534
Tel: (609) 730-0510
Fax: (609) 730-0511
Website: http://u2.expertpages.com/jccpc

----- Original Message -----
From: "Michael Donoghue" <cmd(--nospam--at)attglobal.net>
To: <wind_haz_mit(--nospam--at)egroups.com>
Sent: Tuesday, February 29, 2000 10:29
Subject: [wind_haz_mit] Re: Fw: Wind Pressure Coefficient, Cq, Question.


> Not wanting to guess at the details, if you aren't satisfied with the UBC
> you could look beyond it find some help.  Try the UK's CP3 or the
Australian
> AS1170.2 and the commentary of ASCE 7.  There is a little bit on this in
the
> old standby "Wind forces on Structures: Final Report", Paper 3269, ASCE
> Transactions, 126 (1961) page 1124.
>
> One other paper that might help with visualizing things is "Full-scale
study
> of wind loads on agricultural ridged canopy roof structures and proposals
> for design", Robertson, Hoxey, and Moran, Jour. of Wind Eng and Ind.
> Aerodyn., 21 (1985) 167-205.  I assume some looking would find some more
> recent views.
>
> The engineer has to judge what actually applies and how to apply it.
>
> cmd
> ----- Original Message -----
> From: "JCohen" jccpc(--nospam--at)email.msn.com
> To: wind_haz_mit(--nospam--at)egroups.com
> Sent: Monday, 28 February, 2000 8:57 PM
> Subject: [wind_haz_mit] Fw: Wind Pressure Coefficient, Cq, Question.
>
>
> >
> > ----- Original Message -----
> > From: SDGSE(--nospam--at)aol.com
> > To: seaint(--nospam--at)seaint.org
> > Sent: Monday, February 28, 2000 15:59
> > Subject: Re: Wind Pressure Coefficient, Cq, Question.
> >
> >
> > > Does the Cq coefficient for elements in areas of discontinuities apply
> > when
> > >  you have an open structure? For example, I have an open frame canopy,
> > steel
> > >  posts and beams, supporting a metal roof deck. The metal deck
> cantilevers
> > 4'
> > >  at the front. Does the Cq factor (2.3+.5=2.8 for the overhang and 2.3
> for
> > > the
> > >  perimeter) apply in this case, since there are no two surfaces with
an
> > >  included interior angle, as defined in the UBC? Any EXPERT (no
> guessing)
> > >  opinions?
> > >
> > >  Regards,
> > >
> > >  Oshin Tosounian, S.E.
> > >
> > >
> >
> >
> >
> >
> > ------------------------------------------------------------------------
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> >
> >
>
>
>
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