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RE: Steel moment frame connections

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Does anybody have experience with the bolted connection by ICF Kaiser?

Thanks,
Bob Germaine
email: bgermain(--nospam--at)ch2m.com
phone: 541-758-0235 ext 3440
fax: 541-752-0276

> ----------
> From: 	Ron Hamburger[SMTP:ROH(--nospam--at)eqe.com]
> Sent: 	Tuesday, June 02, 1998 11:32 AM
> To: 	seaoc(--nospam--at)seaoc.org
> Subject: 	Re: Steel moment frame connections
> 
> On 5/31 Tom Harris wrote:
> 
> >      Can someone give feedback / recommendations on current state of
> the art
> > moment frame connections. What about experience with proprietary vs.
> non-
> > proprietary ? This would be for a run of the mill two story retail /
> office in
> > seismic zone 4 in a near fault type " B " area.
> > 
> 
> Generally- the following types of connections are commonly being used 
> today:
> 
> 1- Reduced Beam Section (or dogbone).  Fairly economical and 
> reliable.  Design guidelines may be found in FEMA-267a.  At this 
> point, many tests have been run on this connection for beam sizes 
> varying from W18 to W36x150.  Commonly accepted by many building 
> departments.  Nonproprietary.
> 
> 2- Cover Plates.   Nonproprietary.  Costly and mixed reliability.  
> Design guideliens contained in FEMA-267.  A number of tests have been 
> run up to W36x150.
> 
> 3- Sideplates - Proprietary.  Extensive review by County of LA and 
> OSHPD.  Contact the supplier for more info.  I believe the supplier 
> goes by the name "Sideplate" but you can also get information from 
> Meyers & Houghton an SE firm in Southern California.
> 
> 4- Slotted Web Connections.  Economical.  Reported to have 8 tests on 
> W36x150 members.  Contact the Allen Company, in Los Angeles for more 
> information.
> 
> 
> 
> 
> 
> 
> 
> 
> Ronald O. Hamburger, SE
> Regional Manager
> EQE International, Inc.
> San Francisco, California
> 
> 
>