Go here:
http://www.rohnnet.com/rohn-25g-tower
Download brochure.
Standard anchor designs are all in there for various heights
and windspeeds.
Raised anchors are another matter, and require either
professional engineering, or brute force overkill.
Dave Hachadorian, K6LL
Yuma, AZ
--------------------------------------------------
From: "Mac English" <km9zkb9mdl@yahoo.com>
Sent: Wednesday, September 22, 2010 7:25 PM
To: <towertalk@contesting.com>
Subject: [TowerTalk] Rohn 25 Guy Anchor
> I have never done an installation of guy anchors by rohn
> (GAC303). How deep does
> the hole get dug? I assume at least 4 feet min. Would the
> hole be a 2x2x4 hole?
> How do I get the rod at the angle it needs to be while the
> concrete gets poured?
> Does the hole get dug beyond the point of where the anchor
> exits the ground?
> What size re-bar is needed? Is it number 7? What kind of
> wire gets used to hold
> the re-bar together? Do I have to build forms for the
> concrete re-bar cage?
>
>
> I have only ever done the installation of I-beams as
> anchors. Those are quick
> and dirty. I am unable to pull that installation off this
> time. So this is what
> I guess I will have to do unless someone could give me
> some other suggestions. I
> was thinking maybe some kind of steel posts in the ground
> 5 feet deep by about
> 24in wide in concrete. If so what size posts would I need
> as far as diameter,
> thickness, length etc.
>
> Thank you,
>
>
> Mac
> KM9Z
>
>
>
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>
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