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[TowerTalk] torque arms vs. pier pin

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Subject: [TowerTalk] torque arms vs. pier pin
From: ni6w@yagistress.minden.nv.us (Kurt Andress)
Date: Sat, 15 Aug 1998 10:55:53 -0700


Richard Boyd wrote:

> >From what I've heard a pier pin base is a more effective way of addressing
> unwanted torque, twisting, stress on welds, etc. in a tower...in severe
> winds let the tower turn as it will on a pier pin.  Of course it won't turn
> far with the guys restraining it, but much or most of the torque on the
> stress will be handled harmlessly.
>
> The main and/or only disadvantage of a pier pin base, as I understand it, is
> the necessity of temporary guys during installation of the first few
> sections, until you get to the first permanent guy level.  73 - Rich, KE3Q
>
> As always, I reserve the right to be wrong.

Hi Richard,
I think you've got it right!

73, Kurt

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