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Re: Crane & Runway and UBC Seismic Loading

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> From: "Gary Hodgson & Associates" <ghodgson(--nospam--at)bellnet.ca>

> I hope I can get some info from fellow members.  I am designing a 60 
> ton crane and runway for Puerto Rico.  It has now been specified that
> I design for seismic loads to UBC 1997 Zone 3 (this was not in the 
> original specs).  I'm not familiar with what this entails.
> 
> I understand that Canada is moving toward seismic requirements 
> similar to those in the US, however, the new code will not be issued 
> until late 2005.  
> 
> Can anybody tell me what info or resources I will need to assess the 
> seismic loads?

UBC 1997 is a lot like the NBCC 95 approach. Zone 3 is moderate to high
on the scale from 0 to 4. I don't have a copy so I can't advise further.

-- 
R. Paul Ransom, P. Eng.
Civil/Structural/Project/International
Burlington, Ontario, Canada
<mailto:ado26(--nospam--at)hwcn.org> <http://www.hwcn.org/~ad026/civil.html>

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