Didn't this kinda minimize the gains of learning from your mistakes?
-mike-
>________________________________
> From: Patrick Greenlee <patrick_g@windstream.net>
>To: towertalk@contesting.com
>Sent: Thursday, October 31, 2013 11:03 AM
>Subject: Re: [TowerTalk] minimum guy radius
>
>
>During a period of the successive evolutionary improvements of the design of
>arches in ancient Rome it was the custom that the architect/engineer would
>stand under the arch as the scaffold was removed. This limited the maximum
>number of catastrophic failures to one per architect/engineer. Sort of a
>built-in Darwin award system.
>
>Patrick AF5CK
>
>-----Original Message-----
>From: Jim Lux
>Sent: Thursday, October 31, 2013 12:52 PM
>To: towertalk@contesting.com
>Subject: Re: [TowerTalk] minimum guy radius
>
>On 10/31/13 9:47 AM, Roger (K8RI) on TT wrote:
>> On 10/31/2013 9:25 AM, Steve Maki wrote:
>>> A guyed tower can be designed for closer guying than that, no problem.
>>> Takes more steel, bigger guys, bigger anchors, and careful engineering.
>>>
>>> There's a 1000' TV tower near me with outer anchors at around 350'. The
>>> wires are 3", and the tower is massive.
>>
>> There's a lot of variables that can't be seen. The only spot available
>> for a self supporting cell tower in town was the corner of a parking lot
>> so they went 30 feet deep with the foundation. "The odds are" if this
>> is a commercial tower, they had to meet engineering standards. Course
>> every once in a while we read about something really expensive, folding
>> up.
>>
>
>
>The collapse of the pyramid at Meidum triggered a design change in all
>subsequent pyramids, and a change in one undergoing construction (Bent
>Pyramid at Dashur).. oops better pick a more gentle angle..
>
>
>These things happen. Always have, always will.
>
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