Any chance your new neighbor will give you a long term lease on the
section of property that you have encroached upon? By the way you may
have a legal claim on that piece of property in some states due to your
having taken possession. See if you can work a deal with them and build
a fence inside their corral to keep the horses from rubbing against the
guys. Perhaps you can save some expenses.
> David Clemons wrote:
> >
> > Hi,
> >
> > I have a question concerning guy wire anchor placement. I have
> > two towers (one is 83 feet of Rohn 25 with a Hygain 155BA and 105BA, the
> > other is 99 feet of Rohn 45 with Cushcraft 204-CD and 402-CD.) A recent
> > edition of the ARRL handbook says that the anchor distance should be
> > between 60% and 80% of the tower height. I have two anchors on each leg,
> > with the lower two sets of guys on the inside anchor and the highest guy
> > alone on the outside anchor.
> >
> > Now the problem - the 13 acres of property behind me was bought
> > last year and the new owners are putting up horse corrals for their
> > boarding/training business. We recently discovered that four of my guy
> > anchors (both anchors on one leg of each tower) are actually on their
> > property. They have been nice enough to tell me it's ok, but two of them
> > actually fall inside one of the corrals and I think it best to get them
> > out of there. I am not going to move the towers, so that means I have to
> > put the anchors closer (the outer ones by 12 feet or so) and also
> > probably shorten the towers somewhat.
> >
> > The underlying question really is "how much can I cheat on the
> > angle of the guy wires?". Now there are those among you who will
> > correctly tell me that any cheating is dangerous, and I understand that
> > concept. However, I am also aware that there is a different amount of
> > danger associated with the anchor at 59% of the tower height than at 39%
> > or 29%. Also, my use of two anchors takes some strain off the anchor for
> > the top guys - thus making the issue of the strain on the wire and tower
> > legs more likely to be the critical problem. The guy wire is 1/4 EHS,
> > which I believe is rated for 6600 pounds. The wires are broken up with
> > insulators, and some of the wires are fastened with deadends while other
> > connections are made using 3 cable clamps on each side. (If it mattered,
> > I could replace all cable clamps with deadends.)
> >
> > Does anyone have any experience or idea of the reliability of an
> > installation with the top anchor at 50% of the tower height? How about
> > as little as 40% (about 68% angle to the ground)?
> >
> > 73, Dave Clemons K1VUT
--
Joe Leikhim
Jleikhim@nettally.com
"tv dinner by the pool,
i'm so glad i finished school" -F.Zappa 1967
"The Revolution will NOT be televised" -Gil Scott Heron
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