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Re: Hoist Capacity

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>Total rail length is about 20' with no actual bracing
>of the compression flange.  Any thoughts on allowable Fb?
See CMAA70 for rules on crane beams. Impact and severity of service will 
play a part. You'll also have to deal with seismic loading pretty much on 
your own

Christopher Wright P.E.    |"They couldn't hit an elephant from
chrisw(--nospam--at)        | this distance"   (last words of Gen.
___________________________| John Sedgwick, Spotsylvania 1864)

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