I think you should consult with a PE before installing anything on this type
of building. It just too many different design problems I can see. I think
it be cheaper just to install a new base and the tower of choice and just
say away from this can of worms so to speak. Best of luck. Gene K2QWD
----- Original Message -----
From: "David Palm" <thepalmhq@gmail.com>
To: <towertalk@contesting.com>
Sent: Friday, September 12, 2008 12:36 PM
Subject: [TowerTalk] Silo as a tower support?
> Hello all,
>
> This is my first post to the group. I have a silo that's 60 feet tall,
> with
> a 10 foot aluminum cap on top of that. I keep wondering whether it
> couldn't
> be used to help support a tower. I have two ideas:
>
> 1) Put the tower in the center and have it exit the cap and extend, say,
> 30
> feet above that (guyed, of course). At least there would be no wind-load
> for the first 70 feet (although I understand that the major wind-load is
> from the top. The silo sits on a huge concrete pad. Is there any way to
> drill into that for a tower anchor, or would one have to actually break
> through that to pour a new footing for a tower.
>
> 2) Put the tower alongside the silo and bracket it at 60 feet, the top of
> the concrete part of the silo.
>
> Any cautions, suggests, or modifications would be appreciated.
>
> 73,
>
> David
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