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[Towertalk] Universal aluminum

To: <>
Subject: [Towertalk] Universal aluminum
From: (S. J. Blackwell)
Date: Mon, 02 Sep 2002 17:33:17 +0000
I have had a Universal tower up for over 25 years. Two years ago took it 
down and moved it to a new location. The tower remains in good condition. 
The same cannot be said for the grade 8 bolts that anchored it to the base. 
Watch out for these steel bolts. Electrolysis.
Sam, W5LU

>From: "Paul Christensen" <>
>To: <>
>Subject: Re: [Towertalk] Universal aluminum
To: <>
>Date: Mon, 2 Sep 2002 09:27:50 -0400
> > to certain extend, but only time can tell how it performs. It would be
> > interesting to see some comments from people living in the high 
> > areas about the rate or problems of corrosion.
>I know of one 96-foot Trylon tower in the Midwest that was installed in the
>late 1990s and shows no surface corrosion.  However, what was greatly
>disturbing to me was that the tower twisted during a typical Midwest wind
>storm and currently shows the effect of significant stressing, although the
>tower was not in any way overloaded with antennas.  A photograph of the
>tower taken from the base looking upward reveals twisting and a bent 
>approximately half-way up the tower.
>-Paul, W9AC
>Self Supporting Towers, Wireless Weather Stations, see web site: 
>Call 888-333-9041 to place your order, mention you saw this ad and take an 
>additional 5 percent off
>any weather station price.
>Towertalk mailing list

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