Most screw-in anchors depend on the combination of the soil and the
perpendicular surfaces of the screw-in anchor for its holding ability.
This anchor states its maximum
https://www.westechrigging.com/earth-anchor-helix-034x6x66.html?gclid=CjwKCAjwvtX0BRAFEiwAGWJyZDonvClIGL6-Fs0LW7mH4rg4NiXsl2wVVztVNDhCWe7VT0fMBPjsyxoCYPoQAvD_BwE
Here is additional info about screw-in anchors with similar capacity info,
again dependent on soil..
http://w4zt.com/guy/index.html
And finally, heres a big station owner's experiences and best practices:
https://www.w8ji.com/screw_in_guy_anchors.htm
This common anchor lists
On Tue, Apr 14, 2020 at 12:46 AM K9MA <k9ma@sdellington.us> wrote:
> I can't imagine climbing a tower held up by aluminum screw anchors. And
> what if one hits a rock on the way down?
>
> A friend of mine learned the hard way in a storm last summer about
> inadequate guying. Although the earth anchors held, one of the
> undersized guy wires and wire rope clips didn't. It was about 60 feet of
> Rohn 25 with just one set of flimsy guys. He had a hazer, so at least he
> never had to climb it. I had seen it before it came down, but what could
> I say?
>
>
> 73,
>
> Scott K9MA
>
> On 4/13/2020 22:49, Kelly Taylor wrote:
> > What’s that saying called again?
> >
> > Do what the manufacturer says to do and don’t do something that isn’t
> what the manufacturer says to do.
> >
> > Some kind of prime directive? ;-)
> >
> > 73, kelly, ve4xt
> >
> > Sent from my iPhone
> >
> >> On Apr 13, 2020, at 21:14, Wayne Kline <w3ea@hotmail.com> wrote:
> >>
> >> Fred,
> >>
> >> Not sure of your applications for these BUT IMHO I don’t think
> it’s an appropriate anchor for tower installation .
> >>
> >> All guys tower manufacture have speck for there hight/windload/anchor
> specifications.
> >>
> >> Build it to spec and you can’t go wrong
> >>
> >> Wayne W3EA ,
> >> Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows 10
> >>
> >> From: Fredrick Matos via TowerTalk<mailto:towertalk@contesting.com>
> >> Sent: Monday, April 13, 2020 3:44 PM
> >> To: towertalk@contesting.com<mailto:towertalk@contesting.com>
> >> Subject: [TowerTalk] Guy Wire Anchors
> >>
> >> I have researched guy-wire anchors and found these made by the American
> Earth Anchors Co. in Rhode Island/
> >>
> >>
> >> They are pricey but the best part is that they can be easily driven
> into the ground with an impact wrench. They have excellent pull-out
> resistance specs. Almost too good to believe, which makes me skeptical.
> >>
> >>
> >>
> https://americanea.americommerce.com/PE46-Guy-anchor-46-inch-Penetrator-with-guying-head.htm
> >>
> >>
> >>
> >> Their home page has a video of a 4-foot model being screwed into the
> ground in a few minutes.
> >>
> >>
> >>
> >> Has anyone used these types of anchors?
> >>
> >>
> >> Or do you know people who have, and what is the result?
> >>
> >>
> >> t would appreciate views and opinions.
> >>
> >>
> >>
> >> t
>
>
> --
> Scott K9MA
>
> k9ma@sdellington.us
>
> _______________________________________________
>
>
>
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