[TowerTalk] New FAA regulations affecting towers

[Richard (Rick) Karlquist]

Haven't seen this mentioned:

Why don't they require these low flying planes to
have radar that would "see" power lines and towers?

Rick N6RK

On 7/18/2016 4:44 AM, Patrick Greenlee wrote:
> I have seen a few dusters up close ranging from an old Steerman to
> modern purpose built.  The latter had an inclined sharpened blade
> positioned in front of the canopy  to cut wires.  I don't know how
> effective that arrangement was. I never saw it tested.
>
> Patrick        NJ5G
>
>
> On 7/17/2016 10:38 PM, Roger (K8RI) on TT wrote:
>> Sounds like his antenna may have been a Rhombic.  They were very
>> popular for those who had the room back then.
>>
>> Crop dusting aircraft would likely cut a wire antenna or phone line
>> like it wasn't there, but a friend (I went to high school with)
>> misjudged the height of a power line and neatly removed the vertical
>> stabilizer from his Ag Cat.  With no lateral stabilization the torque
>> rolled it over and turned it into a lawn dart. It hit the ground going
>> almost straight down. killing him instantly.
>>
>> Those transmission lines are substantial and wound on a steel core.
>> That strong steel core is much larger than any typical antenna wire.
>> The antenna might bring down a light plane but modern crop dusters are
>> built like the aeronautical version of a tank.
>>
>> We flew down to Visit my wife's folks in Florida over the Christmas
>> holidays some years back. A layer of ground fog forming at night is
>> quite common in the Florida peninsula and may not burn off until 9 or
>> 10 AM.
>>
>> A piper Cherokee pilot took off one morning, staying really low. He
>> apparently forgot about the high tension lines abt 2 miles W of (IIRC)
>> Tampa Bay Exec. He apparently panicked when he saw the first set pass
>> overhead and pulled up...right into the second power line. The only
>> thing left was the engine and prop rolled into a ball. There was a
>> notch in the one prop blade a good inch deep where it hit one of the
>> lines.  AFAIK power was not interrupted.
>> They probably replaced that span.
>>
>> 73
>>
>> Roger (K8RI)
>>
>>
>> On 7/17/2016 Sunday 10:59 PM, lstoskopf at cox.net wrote:
>>> Waaay back in the early 50s when I was just getting started there was
>>> a Ham in central Kansas whose job was keeping oil wells pumping.  He
>>> and his wife lived in a very small house right in the middle of a
>>> batch of those 90 ft derricks that we all think of when we think of
>>> Texas oil. Anyway, he had a long length of wire running from his 'mud
>>> room' to one of the towers, then to another, etc for maybe 5 or 6
>>> towers and back to the shack. The towers were probably 800 ft
>>> spaced.   Fed with a open balanced tuner.  I'm not sure what bands he
>>> was on, but he could work DX!!!!!!  RF's got to go somewhere!
>>>
>>> So wondering how a long wire antenna fits into the regulation? His
>>> would have be a very invisible airplane catcher.
>>>
>>> N0UU
>>
>>
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