I used Phillystran on my tower in coastal Alaska
for a decade - no problems, even with 3 inch
icing on the Phillystran and 125 mph winds. It
too was 4000 pound rated. For a picture (which
appeared in QST, taken by my wife), see:
http://www.xyz.net/~joe/
73,
Joe
ex-WL7M
now WDØM
At 10:25 AM 12/23/2005, Doug Robson wrote:
>OUCH!!!!
>Dave, for those of us considering the heavy outlay for Phillystran,
>describe for us the conditions under which your Phillystran was
>"cut" by the ice storm. You used the word, "cut", and I'm trying
>to envision how ice would have caused a cutting. A weight overload,
>causing a bursting, yes, but a "cut" ? Please help an ignorant fella
>understand.
>Phillystran is a huge investment.
>If it is subject to loss from ice, that gives cause for concern
>and maybe a need to rethink. Do you know how many pounds of
>tension your Phillystran was under prior to the ice storm?
>
>Doug - KI4LZC
>
>
>Dave <k4em@mindspring.com> wrote:
>
> >I am replacing some guy wires on a 70' Rohn 25
> with a 40m beam. What is the spacing between
> the insulators so the guys are not resonant?
> The guys are 3/16" EHS and I am using the 500D
> insulators. I lost 3 guys due to ice storm last
> week, the Phillystran was cut in half on the
> top 2 guys but the bottom guy with all steel
> cable was undamaged. It was the 4000lb Phillystran.
> >
> >Dave
_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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