[TowerTalk] pultruded/polygon rod

[jimlux]

On 3/6/18 10:52 AM, Tim Duffy wrote:
> Hello Steve
> 
> At one time I used polygon rod on all my towers. After having a polygon rod
> break (mid span) I have started the conversion process to Phillystran for
> all of my tower guys.
> 
> Even under the best of circumstances Polygon rod must be replaced every 6 to
> 8 years due to the fragmenting of the fiberglass (the UV model).
> 
> 73


was your polygon rod claimed to be UV inhibited?

One big difference between guywire duty and my structural stuff is that 
the guywires see a lot of oscillatory loads, both in tension, and 
transverse.  That might aggravate degradation.