You don't want anything sticking out of the concrete below grade. It will
corrode and work its way into the concrete.
> -----Original Message-----
> From: firstname.lastname@example.org [mailto:towertalk-
> email@example.com] On Behalf Of W7CE
> Sent: Thursday, September 13, 2007 10:43 AM
> To: firstname.lastname@example.org
> Subject: [TowerTalk] Ufer ground using copper wire
> I'm planning on an Ufer ground in my new tower base. I've seen several
> sites recommending 20' or more of #2 or larger copper wire wrapped around
> the outside of the rebar cage. Are there any chemical reactions that make
> using copper a bad idea? I seem to recall reading something about that a
> while back, but now I can't find any mention of it.
> If copper is ok, I'm thinking about putting a pounding a copper ground rod
> into the bottom of the foundation hole. The copper wire will be attached
> it and then wrap around the rebar cage and come out the top of the pad.
> Comments or suggestions anyone?
> Clay W7CE
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