[TowerTalk] Weak Link in Guy System?
Wes & Linda
n7ws@azstarnet.com
Sat, 18 Nov 2000 09:07:09 -0700
At 06:55 PM 11/17/00 CST, ray reed wrote:
> I am laying out parts for installing Rohn 45 tower 100' high. Details for
>90 MPH 100' are 1/4" at 91' and 3/16" at 61' and 31'. From the AnchorData a
>Rod No. of 303 is given.
> The 1/4" EHS is rated at 6400# and the 3/16 at 3900# break strength.
>The Rod 303 allowable load is only 7,330 #.
>
> If all three guys are connected to the single Rod, it would seem to be
>greatly overloaded. Yet I have never heard of a Rod breaking, but have
>heard of numerous guy wires breaking. I am puzzled as it, would seem the
>Rod would be the week link when connected to the 3 guys.
> Do I need to go to the 3455 with 17,670 at twice the cost ($57 vs
>$110)each or is the 303 safe as Rohn specifies?
>Ray KB5DO
Ray,
I did a quick mod to my very crude home page and added some pictures of the
way I believe that you should anchor your guy wires.
http://www.azstarnet.com/~n7ws/
Hope this helps
Wes
--
FAQ on WWW: http://www.contesting.com/FAQ/towertalk
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com