Go and rent yourself an Atlas Copco "Cobra mk1"
This thing will drive rods through pretty much anything. Make sure you
get the ground rod adapter for it as well.
> Hi Howard,
> I also have very hard compacted clay. I used an impact hammer with a
> special attachment designed for ground rods. I borrowed mine, but you can
> rent them cheaply. It took all of about five minutes each rod to drive
> Mike K6BR
> My soil is very, very hard clay which makes it a perfect tower base... in
> fact we had to jack hammer it out to build the base...
> ... Strong constructions workers hitting the top of the 8' ground rods with
> Sledge Hammers they were able to drive 1 in about 4 feet and one about 5
> feet... neither is deep enough....
> Any suggestions on what mechanical or power tool to use to drive ground rods
> further into the ground. Plus I want to put in a few more....
> Howard S. White Ph.D. P. Eng., VE3GFW/K6 ex-AE6SM KY6LA
> Website: www.ky6la.com
> "No Good Deed Goes Unpunished"
> "Ham Antennas Save Lives - Katrina, 2003 San Diego Fires, 911"
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