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[TowerTalk] Pier pin vs. burying in concrete

To: <towertalk@contesting.com>
Subject: [TowerTalk] Pier pin vs. burying in concrete
From: n4zr@contesting.com (Pete Smith)
Date: Wed, 30 May 2001 21:32:29 -0400
At 09:24 PM 5/30/01 -0400, Chuck O'Neal wrote:
>
>Hi folks,
>I've seen quite a few installations being planned here starting
>out with the botton section of tower sunk in concrete.  What I'm
>curious about is why a pier pin isn't used?  On all my
>towers I use one instead of the hassle of burying part of a section in 
>concrete.  As I understand it, it is virtually impossible to get the sunk
>section perfectly vertical, resulting in additional stress in the legs
>when the complete tower is plumbed.  Also, it's cheaper.

There is a very full summary of the pros and cons of both systems on
KA9FOX's web site.

73, Pete N4ZR
No, no ... that's WEST Virginia





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