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Re: "Big Column and small beam" Rule

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My understanding is this is not related to rigidity of the diaphragm. It is
a requirement for seismic design of moment frames.

On Thursday, March 26, 2015, Alex C. Nacionales <acnacionales(--nospam--at)>

> Yes I meant "strong column and weak beam". I am a little rusty on
> structural
> systems, when analyzing Seismic loads, does this rule apply when you have
> a rigid diaphragm?
> Thanks in advance.
> Alex Nacionales
> Vancouver, BC
> -----Original Message-----
> From: seaint-seaosc(--nospam--at) <javascript:;> [mailto:
> seaint-seaosc(--nospam--at) <javascript:;>] On
> Behalf Of Rizwan Mirza Sent: March 24, 2015 7:23 PM
> To: seaint-seaosc(--nospam--at) <javascript:;>
> Subject: Re: [SEAINT-SEAOSC] "Big Column and small beam" Rule
> In my humble opinion, the rule for seismic design is not big column and
> small
> beam; it is strong column and weak beam. There is a difference between the 

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 Abolhassan ASTANEH-ASL, Ph.D., P.E., Professor
2013 Minner Faculty Fellow in Engineering Ethics and Social/Professional
 Responsibility and
2013-14 U.S. Fulbright Senior Research Scholar
Department of Civil and Environmental Engineering
781 Davis Hall,  MC 1710
University of California,
Berkeley,  CA 94720-1710, USA
Phone; (510) 642-4528

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