[TowerTalk] Grounding tower guy wires

Paul Kelley N1BUG paul.kelley.n1bug at gmail.com
Wed Jun 25 08:53:08 EDT 2008


I know everyone must be really tired of questions about grounding, but 
I'll blunder forth and ask anyway...

One of my towers took a direct lightning hit recently and I did NOT have 
adequate protection! So now I'm in the planning stages of a proper 
lightning ground for my towers. I've been doing some homework but have a 
couple questions about stuff I haven't yet seen spelled out anywhere.

I am planning to run copper strap radials out from each tower leg with 8 
foot ground rods every 16 feet. My question is about grounding the guy 
wires, which are all 3/16" or 1/4" EHS.

I am assuming it is appropriate to connect the guy grounds into the 
radials coming from the tower? That is, so it is all one ground system 
and not a separate ground for each guy anchor point.

Is #4 or #6 wire adequate, or do I really need copper strap for 
grounding the guys?

Obviously we don't want copper in direct contact with EHS, so what is a 
recommended method of attaching to the guys?

I have read all the tech notes on the Polyphaser web site and some 
others, but did not see specific answers to these questions. I also 
searched the Towertalk archives before asking and came up with nil on 
these points. My apologies if the answers are right in front of me and I 
just managed to not find them.

73,
Paul N1BUG



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