[TowerTalk] anchor failure from corrosion?

[Paul Playford]

In southwestern Michigan and in North Hollywood, CA I had one of three guy
anchors rust just as described.  10 years in Michigan, 5 years in CA.

de Paul, W8AEF

----- Original Message -----
From: "Tom Frenaye" <frenaye at pcnet.com>
To: <towertalk at contesting.com>
Sent: Tuesday, April 29, 2003 5:24 AM
Subject: [TowerTalk] anchor failure from corrosion?


>
> I hadn't ever heard of guy anchors on ham radio towers failing because of
corrosion  I'm wondering if it's something all of us need to worry about -
anyone with firsthand experience?
>
>                 -- Tom
>
>
> >  HELPFUL ADVICE ON GUY ANCHOR INSPECTIONS (CGC #570)
> >
> >  Over the years there have been numerous instances of towers
> >falling due to guy anchor failure, with guy wires hanging on to
> >as little as 1/4" of remaining shaft before failure.
> >
> >  As a Tower Safety and Rescue trainer for our company, I have
> >taken trainees to a guyed tower to see the "point of daylight."
> >This is where the guy anchor meets the dirt, and is the most
> >likely place to reveal corrosion just below the surface, as shown
> >in the diagram of CGC #570.  Dig down about 6-12 inches and you
> >may likely find the beginnings of corrosion.  This inspection
> >should be performed regularly if you own a guyed tower.
> >
> >  The best way to prevent or delay the corrosion process is
> >through the use of a "Sacrificial Anode" - or Cathodic Protection.
> >You can see the process of corrosion and how it can be prevented
> >in these instructional animations courtesy of www.anchorguard.com:
> >
> >  Corrosion: http://www.anchorguard.com/images/Corrosion.gif
> >  Protection: http://www.anchorguard.com/images/protection.gif
> >
> >  Timothy H. Lynch, mailto:tlynch at w-t-s.com
> >  Western Technical Services
>
> >                      THE CGC COMMUNICATOR
> >                            CGC #572
> >                    Tuesday,  April 29, 2003
> >                             ________
> >
> >               Robert F. Gonsett, W6VR, Publisher
> >                       <rgonsett at ieee.org>
> >
> >           Stephen H. Blodgett, W7RNA, Letters Editor
> >                  mailto:steve at earthsignals.com
> >
> >    Copyright 2003, Communications General® Corporation (CGC)
>
>
>
> --------------------------------------------------------------------------
------------------------------------------
> e-mail: frenaye at pcnet.com    YCCC --> http://www.yccc.org/
> Tom Frenaye, K1KI, P O Box J, West Suffield CT 06093 Phone: 860-668-5444
>
>
>
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>
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