From: Cliff R. (clifroot@msn.com)
Date: Wed Feb 26 2003 - 15:58:04 EST
Go to your local tool rental store and rent an electric hammer. Takes about
2 minutes to drive each 10 foot rod through limestone.
----- Original Message -----
From: "mikea" <mikea@mikea.ath.cx>
To: <pcr-1000@mailman.qth.net>
Sent: Wednesday, February 26, 2003 12:31 PM
Subject: Re: [PCR-1000] grounding
> On Wed, Feb 26, 2003 at 12:02:00PM -0500, Al Simcoe wrote:
> > A "sono tube" is made from a specially treated paper product. It is very
> > rigid and water proof. A "sono tube" is always circular and comes in 6,
> > 8, 10, & 12 inch diameters. They come in 4, 6 & 8 ft lengths. The "sono
> > tube" is used as a form when you wish to set a pole or a "Light
> > Standard" in the ground. You normally pour concrete in it. When the
> > comcrete sets, you just tear away the "sono tube". The concrete ends up
> > sticking about 6 to 12 inches out of the ground and usually goes below
> > the frost line (about 3 ft). Sono tubes can be purchased at any Building
> > Supply Center. Eg Home Depot etc
>
> > Yes it would end up below the slurry because you want to pound the rod
> > to below ground level just to not trip on it when walking on the grass
> > or working in the garden. The ground clamp would be connected on about 4
> > to 6 inches from the top of the rod.
> > So the slurry would probably cover it but is not critical.
>
> > Yes yes, wait for the spring. I would have to use dynamite if I was to
> > do it now, I live in Northern Ontario in Canada. It is -40 degrees
> > right now. Just figure where my frost level depth.
>
> > As I said, you will need between 2 and 3 LARGE bags of the kitty litter.
> > A hole that is 8 inches by 3 feet takes a fair amount of litter. This is
> > a great way to ensure conductivity between the ground rod and the earth
> > around it. The chemical make up of the Clumping Kitty Litter has this
> > electrical property.
>
> > Remember, jam a rod through each level of the slurry, down to the bottom
> > of the hole many many times. You want to ensure that the water MUST soak
> > into ALL of the kitty litter. As you get near to the top of the hole, it
> > may become tough slugging. Deal with it!! It only hurts for a little
> > while. :) Us communication people and other assorted Hams are a
> > tough breed.
>
> > If you need more help, just shout at me.
>
> > Go for it and enjoy many hours of good listening, knowing that you have
> > done your best to provide a good ground !!
>
> It occurs to me that having the hose in the hole before you start
> filling it with kitty litter may be a useful solution to the problem
> of getting the water all the way to the bottom. It would be nice
> to have it more-or-less centered if the hole is big, but that just
> requires someone to hold the hose until the end is fixed in place by
> the first bag or so, and then to hold the hose vertical while the
> remaining litter is poured in.
>
> Once the hole is full, one starts the water flowing and waits. I don't
> know whether to wait until water is visible at the top, or the litter
> is moist, or what, One could put the rod in place next to the hose,
> too, possibly with some loose cord tying them together, with slipknots
> every 6 inches or so, so the hose could be released just by pulling
> the cord.
>
> If you're in northern Ontario, it's not really a matter of how deep
> the frost level is, so much as how deep a hole you have to blast
> through the rock. For those not in the know, there's an awful lot of
> Canadian Shield up there, and not as much vegetation as we're used to,
> down here in Oklahoma and the other Far-Southern Provinces. I learned
> this when I got a cottage in central Ontario, not far from Midland, on
> the eastern shore of Lake Huron.
>
> --
> Mike Andrews
> mikea@mikea.ath.cx
> Tired old sysadmin since 1964
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