Gary
David Topete wrote:
> It's a quote from a movie. Guess the movie.
>
> On Fri, Jan 30, 2009 at 7:34 AM, David Topete <d.topete73@gmail.com
> <mailto:d.topete73@gmail.com>> wrote:
>
> "What's a widget?"
>
>
> On Fri, Jan 30, 2009 at 4:48 AM, Gary L. Hodgson and Assoc.
> <design@hodgsoneng.ca <mailto:design@hodgsoneng.ca>> wrote:
>
> Toot away. We all need those feel good moments to compensate
> for those other times when you wake up in the middle of the
> night and say did I forget to framitize the widget.
> Gary
>
>
> Rhkratzse@aol.com <mailto:Rhkratzse@aol.com> wrote:
>
> IIRC it was a grad student, and since this was 20+/- yrs
> ago they're probably at the top of their profession by now.
>
> My memory is that the critical thing is that the Citicorp
> building has only 4 columns around the perimeter, but
> they're not at the corners, they're in the middle of each
> side. The design, again IIRC, was based on analyses in
> the X-X and Y-Y directions, but not in the diagonal
> direction, which is what the student caught.
>
> Not to toot my own horn, but in 1965 or '66, on my very
> first engineering job, I was figuring the loads due to a
> four-legged traveling crane and I came to the conclusion
> that diagonal forces controlled, just as they did in the
> Citicorp building's columns.
>
> Ralph Hueston Kratz, S.E.
> Richmond CA USA
>
> In a message dated 1/29/09 7:30:58 PM,
> seaint04@lewisengineering.com
> <mailto:seaint04@lewisengineering.com> writes:
>
> I'm wondering who that student was and what is he/she
> doing today?
>
> Rich
>
>
> -----Original Message-----
> From: David Fisher [mailto:dfisher@fpse.com
> <mailto:dfisher@fpse.com>]
> Sent: Thursday, January 29, 2009 11:09 AM
> To: seaint@seaint.org <mailto:seaint@seaint.org>
> Subject: RE: Facing mistakes in structural design
>
> Jorge:
>
> That was the Citicorp Center in New York:
>
> http://www.duke.edu/~hpgavin/ce131/citicorp1.htm
> <http://www.duke.edu/%7Ehpgavin/ce131/citicorp1.htm>
>
>
> Fascinating article...
>
>
>
> David L. Fisher SE PE
> International Project Manager
> The Food Water Energy Company/movewithus international
> Trinity House
> Cambridge Business Park
> Cambridge CB4 0WZ
> United Kingdom
>
> 312.622.0409 GSM mobile
>
> THE FOOD WATER & ENERGY COMPANY
>
>
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>
>
>
>
> -----Original Message-----
> From: Jorge Jimenez [mailto:joraljim@prtc.net
> <mailto:joraljim@prtc.net>]
> Sent: Thursday, January 29, 2009 11:08 AM
> To: seaint@seaint.org <mailto:seaint@seaint.org>
> Subject: Facing mistakes in structural design
>
> I remember a story of a group of graduate students
> that found a design flaw
> in a high-rise building for wind effects
> considerations. They called the
> attention to the structural engineer who made the
> design. The designer, a
> renowned structural engineer, courageously disclosed
> to the public his
> mistake. The building was in use and then needed an
> important retrofitting.
> Do you remember the name of this structural engineer
> or have knowledge of
> similar and recognized circumstances?
>
> Jorge Jimenez, PE
>
>
>
>
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> --
> David Topete, SE
>
>
>
>
> --
> David Topete, SE
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