[TowerTalk] Pipe for guy anchor

[Raymond Benny]

Where are they located?

Ray,
N6VR/W7YA

On Tue, Aug 9, 2022, 10:31 AM JOHN OWENS <ham38john at comcast.net> wrote:

> Prior to 1994, I had a guyed 72ft tower that blew down in 1994. I replaced
> it with a US Tower free standing motorized tower. I had 3 HD pipes for the
> 3 guy wires one each side from the tower, and they are still there. Anyone
> who can safely and cleanly remove the is welcome to them. I believe they
> are drill casings which are extremely strong. They would need to be cut off
> at ground level. Let me know of anyone interested in removing these guy
> wire pipes.
>
> John Owens -  N7TK
>
>
>
>
> pipes.
> > On 08/09/2022 9:16 AM Gary NA6O via TowerTalk <towertalk at contesting.com>
> wrote:
> >
> >
> > Here is a spreadsheet that calculates stress in a cantilever beam, i.e.,
> your elevated guy anchor. I include tables with many different sizes of
> standard I-beams, pipe, square tubing, and angle. This was done for a major
> tower upgrade at N6RO, 135 ft of Rohn 45G. We ended up with a 6x3 I-beam,
> elevated 5 ft and with 5 ft in the ground. I specified a robust foundation
> as well, with a rebar cage derived from a tower base. The cage was
> surprisingly cheap, and quickly fabricated by a local rebar shop. Our local
> steel supplier had a variety of structural steel in their outdoor “excess"
> yard and charged us way less than market price for a not-too-rusty beam
> that we then sent to the galvanizer.
> >
> >
> https://na6o.com/main/Amateur_Radio_files/Cantilever_beam_stress_calc.xlsx
> >
> > 73,
> > Gary NA6O
> >
> > > From: Rick Harrington N0VT <N0VT at outlook.com>
> > > Subject: [TowerTalk] Pipe for guy anchor
> > >
> > >
> > > I have a small lot and my tower is 70' of 25G.? Due to some obstacles
> in
> > > the yard that can't be worked around I need to sink some metal pipe in
> > > concrete and attach the guys about 6 feet up instead of taking them
> down
> > > to the ground.? I realize this isn't the preferred situation.
> > >
> > > What type of pipe should I be looking for?
> > >
> > > Thanks, Rick N0VT
> > >
> >
> > _______________________________________________
> >
> >
> >
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