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Re: Cranes and earthquake loads

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When earthquake strike while crane is working, can you stop the crane
immediately? If not then there is a load from the crane and at the same
time from the earthquake.  

Geoffrey Melchor
W&K Engineers

Gudrun Olafsdottir wrote:
> Here goes my first question to the list:
> I have been asked whether a crane in a steel-frame building
> we have been designing needs to be designed for earthquake
> loads.  I can't find anything about cranes in our earthquake
> code so I was wondering what is done elsewhere and also if
> anyone has had any experience with this.
> Thanks in advance for any information!
> Gudrun Olafsdottir
> Hnit Consulting Engineers Ltd.
> Reykjavik, Iceland