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RE: tube brace

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A rectangle is "a parallelogram with a right angle."  Squares are a
perfect subset of rectangles.  The provision in question applies to
ALL rectangles (including those that also happen to be squares).

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Michael Valley, P.E., S.E.                   E-mail: mtv(--nospam--at)skilling.com
Skilling Ward Magnusson Barkshire Inc.              Tel:(206)292-1200
1301 Fifth Ave, #3200,  Seattle  WA 98101-2699      Fax:        -1201

> -----Original Message-----
> From: Matthew Jordan [mailto:MattJ(--nospam--at)CRJARCH.com]
> Sent: Tuesday, April 11, 2000 9:52 AM
> To: 'seaint(--nospam--at)seaint.org'
> Subject: RE: tube brace
>
>
> greetings esteemed group,
> a quick question of code interpretation
> sec. 2213.8.2.5 limits b/t ratio for tube braces. It says
> RECTANGULAR tubes.
> We are debating whether the code means all tubes or tubes
> that are not
> square i.e. a rectangle. AISC uses 190/root Fy generically.
> thanks
> matt Jordan