I had a similar experience. My 70 ft, Rohn 25G tower has two sets of guys.
>From the mid point up was a definite white kunckle event.
It seems like more temporary guys would be appropriate.
73 de Ken - K5GUU
----- Original Message -----
From: <K2EK@aol.com>
To: <towertalk@contesting.com>
Sent: Wednesday, May 10, 2006 6:09 PM
Subject: Re: [TowerTalk] self-supporting rohn 25g??
> Probably the most uncomfortable tower experience I ever had was while
> putting
> up 90 feet of 25G.
>
> I walked up the first 20 feet and guyed that off. Then installed the next
> 10
> feet plus permanent guys. The WORST part was adding the next 30 feet and
> attaching the 60 foot guys. The tower was flexing around its 30 foot mid
> point
> ... at 60 feet there was considerable deflection. Was I ever glad to get
> the
> second set of guys on? Doing the 90 foot guys was far less daunting,
> since the
> lower 60 was far more stable with 2 sets of guys.
>
> I can only think similar thoughts about an unguyed 30 or 40 footer. It
> will
> surely flop around even with nothing on it.
>
> de Bill
> K2EK
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