[TowerTalk] Tower Collapse in South Dakota

[Pete Smith N4ZR]

I think if I were in charge I'd require a setback of 50% of the height 
of the tower or the distance to an occupied structure on the adjacent 
property, whichever is larger.

73, Pete N4ZR

On 1/21/2023 12:43 PM, David Gilbert wrote:
>
> I think ham radio tower installations have far too unpredictable 
> potential failure modes to make generalizations.  Many are short 
> enough to be relatively stiff and would tend to lay down in the case 
> of a failed guy.  Some are overloaded and/or vulnerable to twisting, 
> which would tend to bring them down in a heap.  Others are poorly 
> maintained and could fail in all sorts of ways.  The results could be 
> different in every case, and I've seen pictures of several of them.  
> If I was making rules for private tower installations I'd require that 
> set back as well.
>
> 73,
> Dave   AB7E
>
>
>
> On 1/21/2023 10:27 AM, sawyered at earthlink.net wrote:
>> The point wasn't about saying that tall commercial towers are built like
>> most ham towers or that they should be.  There was a statement made 
>> that the
>> "lay down" failure of this tower is a reason why municipalities 
>> require the
>> tower be set back on property lines more than the height of the tower
>> (referring to ham towers).  My point was that most ham towers 
>> wouldn't fail
>> that way.
>>
>>
>> Ed  N1UR
>
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