In a message dated 1/29/03 7:25:00 PM Greenwich Standard Time,
<< At 7:59 AM -0500 1/29/03, Mark N1LO wrote:
>...It seems that copper ground rods last longer in alkaline soil and
>galvanized rods last longer in acid soil. >>
I have never used galvanized ground rods. I use 1/2 inch copper pipe.
Recently I had some excavation done and one of the ten foot copper pipes was
ripped up by a front end loader by mistake. After five years buried in
Florida's very acidic swamp soil the pipe looked almost like new.