[TowerTalk] Rigging to access feed point on boom 10 feet from tower

[W0MU Mike Fatchett]

You life is way more valuable than the rental of lift.  That is a 
monster antenna.  I would hope you have a very experienced crew and 
really good rope, pulleys etc.  We have had too many tower deaths 
recently.    You might try contacting K7NV or W2GD or other experienced 
tower folks.

On 9/4/2019 7:20 PM, Steve Maki wrote:
> Those extra elements are in the way - otherwise there would many safe 
> ways to get out to the spot you want to be in, all taking advantage of 
> all your *headroom* for safety lines, and all doable by yourself, 
> albeit with lot's of climbing up & down.
>
> If you can manage one helper: with only one set of guys below your 
> antenna, and assuming you have a capstan hoist, simply disconnect the 
> bottom guys from their anchors (let them hang straight done), drop 
> your antenna to near ground level, work on it, haul it back up, and 
> reconnect your guys. Done. You don't have a cathead? Get one. And a 
> helper while you're at it.
>
> -Steve K8LX
>
> On 09/04/19 18:13 PM, w5wz at w5wz.com wrote:
>
>> I have need to access a feed point on a 4" diameter boom, about 10 
>> feet away from the tower.  I know I can "PVRC mount" to tilt and 
>> rotate it close to the tower, but this antenna is a monster - Force 
>> 12 C-51 XR, 16-elements, 51 foot boom, weighing 250 pounds, so I'd 
>> rather not go that route and risk creating other problems.
>>
>> Tower is 120 feet of Rohn 55G, guyed at 118, 77, and 37.  This 
>> antenna is at 52 feet above ground.  It can be reached by aerial 
>> lift/bucket truck, but not inexpensively.
>>
>> The feed point is the driven element of the 40 meter section. Between 
>> the tower and the 40m DE are the 15m and 20m reflectors of those 
>> section.
>>
>> I do climb; I'd like to hear/see some ideas to SAFELY rig to go out 
>> to it myself.
>>
>> --Scott, W5WZ
>
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