[TowerTalk] World's toughest fixes - 2000' tower

jimlux jimlux at earthlink.net
Fri Jul 17 10:35:14 PDT 2009


Richard (Rick) Karlquist wrote:
> I am near some 2000 foot towers.  According to the engineer
> who built them, they basically don't move at all at the top.
> He says he doesn't notice anything when the wind blows.
> 
> Rick N6RK
> 

Might depend on the tower and the wind, and, certainly some psychology. 
  I've been up a several hundred foot tower, and it certainly moved. Not 
abrubtly, more like a sort of swaying with a period of several seconds. 
  Not unlike standing on a dock, but smaller displacement. Hard to 
estimate the displacement though, because there's nothing to reference 
it to.

For that matter, if the wind is blowing, even a solid rock pinnacle 
"feels" like it's moving. Maybe it's because once you get a few hundred 
feet up, you don't have a visual "ground reference".

Jim


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