[TowerTalk] Guy Tension adjustment
bill rubin
brubin2010 at gmail.com
Fri Jun 27 11:16:29 EDT 2008
here are the adjuments
Guy
Cable
Diameter 0° F 20° F 40° F 60° F 80° F 100° F 120° F Ambient Temperature
3/16 590 520 460 400 340 280 220 Guy Cable Initial Tension (lb)
1/4 980 870 770 670 560 460 360 Guy Cable Initial Tension (lb)
5/16 1650 1470 1300 1120 950 780 610 Guy Cable Initial
Tension (lb)
On Fri, Jun 27, 2008 at 7:44 AM, Gary Stone <n5phtgs at gmail.com> wrote:
> Greetings TT,
>
> I am been on this list in the past and made a similar post but I don't
> think
> with this much info. Your help / comments greatly appreciated.
>
> My tower info and my measurements. I am using a LOOS #90 guage.
>
> Tower is 45G - 80 feet tall. It has 2 sets of 3 guys. They are different
> lengths and if that matters I could dig up the specs on the distances.
>
> My measurements:
>
> 20 degrees set: Upper: 280 lbs Lower: 340 lbs
> 140 degree set: Upper: 400 lbs Lower: 480 lbs
> 260 degree set: Upper: 300 lbs Lower: 340 lbs
>
> The 260 degree set is the longest of the 3 sets of guys
> and the 150 degree set is the shortest with the 20 degree
> set in between the other two (in terms of lengths).
>
> All of my guys are the same: the first 15 feet or so
> is 1/4 inch EHS and the rest is Phillystrand. Does that
> alter the suggested tension?
>
> The tower itself is perfectly plumb by my measurement -which
> is with a level on the tower legs and setting up
> a heavy weight dropped from a step ladder about 200 feet
> back from the tower in 3 directions.
>
> It seems the tension has been about the same for the 3 years or
> so of the tower life but the readings are showing they should
> have more tension? If that is correct, I would sure appreciate
> some detailed suggestions on the correct steps / procedures to
> tighten the guys. Each have plenty of room on the turnbuckle for
> making them tighter. But, the procedure eludes me. I know I
> have asked this before but I don't think I have given this much
> detail. Any help appreciated.
>
> Gary, N5PHT
>
>
> --
> ****** Gary Stone, N5PHT ******
> **** 347 CR 1250 ****
> **** Savoy, Texas 75479 ****
> UNITED STATES OF AMERICA
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