[TowerTalk] omega demolition video

[Tod - MN]

You guys are so serious I am afraid to submit any comments on your comments.
Clearly it was a carefully planned and controlled demolition. I never
thought anyone would take my comment even slightly other than
"tongue-in-cheek".

Tod
 

> -----Original Message-----
> From: towertalk-bounces at contesting.com 
> [mailto:towertalk-bounces at contesting.com] On Behalf Of Jim Lux
> Sent: Wednesday, September 28, 2005 10:04 AM
> To: Tod - MN; towertalk at contesting.com
> Subject: Re: [TowerTalk] omega demolition video
> 
> At 07:19 AM 9/28/2005, Tod - MN wrote:
> >  This clip seems to demonstrate that when towers come down 
> they don't 
> >fall into your neighbor's yard.
> 
> 
> Towers that fail at home generally don't fail by having their 
> bottom section dynamited out, either.  They fail under a lateral load.
> 
> Take a look at the photos of the failed KSON tower in San 
> Diego and the failed KGO tower in L.A.  Both pretty much laid 
> out in a wiggly line.
> 
> In a demolition situation, it's likely the guy wires are 
> still attached (if not with extra tension) to insure that it 
> crumples in to a heap in the middle.
> 
> In a lateral load failure, you either have a guy failure, or 
> a buckle of the tower.  In the former, it lays out straight 
> (with some kinks, typically, because of the acceleration 
> profile.. it's a classic analysis problem.. chimneys, towers, 
> and pencil points all break unevenly for the same reason).  
> If it buckles,then the debris will be limited to the radius 
> from the guy, plus a little bit.
> 
> 
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