30 years for a Galvanized tower
NOT
tower here is well over 35 years
as good as new
remember the "todays" cost factor!
----------
> From: Bill Hider <n3rr@erols.com>
> To: Paul van der Eijk <pvander@erols.com>
> Cc: 'towertalk@contesting.com'
> Subject: Re: [TowerTalk] tower damage / insurance question
To: <towertalk@contesting.com>
> Date: Thursday, May 01, 1997 3:17 AM
>
> Paul van der Eijk wrote:
> >
> > My tower was damaged by a truck delivering gravel (one guy and
> > 2m antenna in the top.) Their insurance wants to prorate the years I
> > owned the tower over the useful live of the installation. I'm not sure
that
> > this is acceptable, but if I have to make the choice, what would be the
> > useful live of the installation?
> >
> > Tower is 90ft Rohn 45, guyed by a mix of phillystran and steel cable.
> >
> > 73 Paul KK4HD
> >
> > --
> > FAQ on WWW: http://www.contesting.com/towertalkfaq.html
> > Submissions: towertalk@contesting.com
> > Administrative requests: towertalk-REQUEST@contesting.com
> > Problems: owner-towertalk@contesting.com
>
> Paul,
>
> What they are doing is "depreciating" your installation. This is a
> typical insurance procedure and is quite logical. You have already used
> the portion the useful life prior to the accident and the company who
> caused your installation to fail is responsible only for that portion of
> the useful life AFTER the accident. At the end of the useful life you
> will have to pay for improvements to extend the useful life. The
> accident causer is not responsible for this either. That's the logic.
>
> Now to your question. I obtained a chart depicting the useful life of
> the galvanizing of a steel tower under various environmental conditions
> (eg, urban, sea coast, residential, industrial, etc). That chart
> identified the useful life in terms of the amount of galvanizing
> remaining on the tower and defined end of life when there was 95% of the
> galvanizing remaining, ie, 5% rust.
>
> As I recall (I don't have the chart in front of me), in an urban,
> non-corrosive environment, the useful life was 30-35 years.
>
> The chart is probably available from the American Galvanizers
> Association. Their web site is: http://usalink.net/aga/
>
> Hope this helps.
>
> Bill, N3RR@EROLS.COM
>
> --
> FAQ on WWW: http://www.contesting.com/towertalkfaq.html
> Submissions: towertalk@contesting.com
> Administrative requests: towertalk-REQUEST@contesting.com
> Problems: owner-towertalk@contesting.com
--
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
|