K7LXC@aol.com wrote:
>
> In a message dated 12/29/2008 11:59:59 A.M. Pacific Standard Time,
> towertalk-request@contesting.com writes:
>
>
>> Does anyone know what knot would be best for lifting a mast pipe up and
>>
> into
> the rotor using a gin pole?
>
> Ah, amateurs vs. knots. Unfortunately most hams don't know any knots.
> When I'm working up on a tower and I ask for something to be tied and
> lifted,
> what I usually wind up with is a wad of rope. Since there aren't too many
> applications for knot knowledge in everyday suburban life, I understand the
> problem.
>
I learned how to tie a number of knots including the one referred to as
the icicle knot on here , but other than than the half hitch and square
knot the names mean absolutely nothing to me.<:-))
73
Roger (K8RI)
>
> The knot I would use is a clove hitch. It's pretty simple and
> self-tightening. It's in any knot book or website.
>
> But the even simpler solution is to use nylon slings. I always carry 6-8
> of them when I'm doing tower work and sometimes I use all of them. They are
> 1" nylon webbing that's sewn together giving you an endless loop 12-18"
> long.
> You just put it around the object of interest once or twice (for heavy loads
> I'd recommend at least twice) and pull it thru the other end of the loop.
> Put some tension on it and you're good to go. The more you pull it, the
> tighter
> it gets. All you have to do to release it is un-weight it. In the parlance
> it's known as a choker. Champion Radio Products has them and you can buy
> them
> at REI - look in the climbing hardware department near the carabiners.
>
> And I recommend putting a muffler clamp above the rope to act as a
> stopper in case the rope slips.
>
> Installing big, long heavy masts does produce a good-sized pucker
> factor. Be careful in any case.
>
> Cheers,
> Steve K7LXC
> TOWER TECH -
> Professional tower services for hams
> Cell: 206-890-4188
>
>
>
>
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