In a message dated 11/28/02 8:16:12 AM Pacific Standard Time,
w2up@mindspring.com writes:
> I went through this about a number of years ago. Here' we have a lot of
> shale about 4 feet down. I typically use a sledge hammer to get the rods
> in. Once, I rented a Bosch electric jack hammer (60 lbs as I recall) and
> ground rod driver. Most of them still wouldn't penetrate the rock. So, I
> cut them off at ground level with a hack saw, and just put more in the
> ground.
Another thing you can do is to put the ground rods in the ground
horizontally. You'll still get half of a hemisphere of influence which might
be better than a short rod.
Cheers,
Steve K7LXC
TOWER TECH
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