[TowerTalk] [MWA] OH8X 80-160 monster tower collapses

[K5JZ]

As I understand it, the system that was engineered to point the array in the 
direction of the least amount of wind drag failed and the system corkscrewed 
and collapsed the array upon itself.

73,
George K5JZ

----- Original Message ----- 
From: "Kelly Taylor" <ve4xt at mymts.net>
To: "Minnesota Wireless Association" <mwa at w0aa.org>; "TCDXA" 
<TCDXA-list at tcdxa.org>; "Tower Talk" <towertalk at contesting.com>
Sent: Monday, December 09, 2013 12:30 PM
Subject: Re: [TowerTalk] [MWA] OH8X 80-160 monster tower collapses


>I offer my condolences to Radio Arcala, but I have a question about that
> explanation: shouldn't the engineering of the tower system have accounted
> for the possible failure of a windload-mitigation system?
>
> Does anyone know: was it insured?
>
>
>
> 73, kelly
> ve4xt
>
>
> On 12/9/13 11:43 AM, "Larry Menzel" <pensionguy at gmail.com> wrote:
>
>> A sad day in Finland, the fantastic, now doomed, 330ft monster tower for 
>> 80
>> and 160 had a catastrophic failure during a high wind storm in September.
>> Apparently the engineering spec called for an automated feature to turn 
>> the
>> massive array for minimum windload failed, allowing the whole structure 
>> to
>> "corkscrew" and collapse on itself.
>>
>> Here's a link: http://dx-world.net/2013/oh8x-tower-collapse/
>>
>> Larry, W0PR
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>>
>
>
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