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RE: QUERY: How Would You Model This?

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I assume you are talking about VA.  Unless I miss-understand your question,
can you not input a uniformly distributed load, set the DIRECTION to the
member local axis as an axial load.

Brian K. Smith, P.E.

> -----Original Message-----
> From: Bill Polhemus [mailto:bpolhem(--nospam--at)]
> Sent: Thursday, January 18, 2001 5:36 PM
> To: seaint(--nospam--at)
> Subject: QUERY: How Would You Model This?
> How do you typically model the "chord force" induced in a
> structural steel frame
> forming part of a perimeter shear resisting system by diaphragm
> action, when you
> are using a general-purpose analysis program?
> The problem of course is that these are really INTERNAL forces and aren't
> readily induced in the members by external loading methods. The particular
> program I am using does not have a "prestress force" option. I
> was thinking I
> MIGHT be able to do it with thermal differential, but I haven't
> thought this all
> the way through. Anybody have any other ideas?