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[TowerTalk] Towers falling apart ...

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Subject: [TowerTalk] Towers falling apart ...
From: (K7LXC)
Date: Fri, 17 Apr 1998 11:02:11 EDT
In a message dated 98-04-17 09:03:59 EDT, writes:

> Some time ago there was mentioned here in TowerTalk-reflector, that when a
>  (high) tower collapses for any reason, the parts of the tower fall down in
>  a circle, which is maximum 30 % of the length of the tower. (I hope I could
>  explain that clear enough) Could anybody help me to find that message or to
>  find relevant information.
>       A friend of mine has a severe problem with his neighbour demanding him 
> to
>  move his tower 3 meters further from his house. The house is 40 meters from
>  the 42 meter high tower. The neighbour is afraid that the tower collapses
>  and ruins his house ....  
      You're referring to the often cited Gunnar Olsen study. I have a copy
and can send it to you.

      The 30% or so radius is correct but only for guyed towers. Self-
supporting towers will fall their full length.

Cheers,  Steve  K7LXC

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