Re: [TowerTalk] Limitation on tower width. Was: Revocation ofBuildingPermit?

["Alan C. Zack" <k7acz@cox.net>]

Yes, but US Towers will not provide UBC-2000 90 MPH wind calcs for ANY 
tower they manufacture.

Richard (Rick) Karlquist (N6RK) wrote:

> I just looked over the calcs on the HDX-5106 and I
> would estimate that it is not capable of 90 MPH
> cranked up (extrapolating from 50 and 70 MPH numbers).
> That is why IMHO they won't do the 90 MPH calcs.
> You would have to delete the top section (making it
> into an HDX-689) to have a chance at 90 MPH.  
>
> Unfortunately, there is no provision in UBC for 
> crank up towers that are lowered during high winds.
>
> Rick N6RK
>
>
> > perspective buyers.  Their specs are to UBC-97 70 MPH wind calcs.  I 
> > tried for months to get 90 MPH wind calcs from them and was finally 
> > told they were not possible.

--
__________________________________________________________________________ 

Alan Zack
Amateur Radio Station K7ACZ
Las Vegas, Nevada, USA
Quality Engineer, The Boeing Company, Retired
Aviation Chief Warrant Officer, U.S. Coast Guard, Retired
U.S. Coast Guard, Always Ready, Always There
Every hour, Every day, Around the Clock and Around the World
SEMPER PARATUS
http://gocoastguard.com


_______________________________________________

See: http://www.mscomputer.com  for "Self Supporting Towers", "Wireless Weather Stations", and lot's more.  Call Toll Free, 1-800-333-9041 with any questions and ask for Sherman, W2FLA.

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