I have heard of this being done in 2-way and cellular shelters. It's usually
better to have the system ground OUTSIDE the shelter, but in some special
conditions this could work. Of course, also best to bond ALL the ground
points together (even though you state this would be a long run in your
There's a product called Fast Plug (available at the box stores) which is
basically a fine fast-dry concrete powder in a gallon can. You mix it with
water and use it to stop water leaks. I have not used it as you describe,
but I have used it to plug a leak in a concrete wall where the water main
penetrates the wall and enters the house. It sets up quickly and is easy to
work with. One or two globs on the inside & outside and the leak stopped.
GL es 73
----- Original Message -----
From: "Stan Rowe" <firstname.lastname@example.org>
Sent: Monday, August 29, 2011 9:45 AM
Subject: [TowerTalk] Ground Rod Through Basement Floor
> I'm looking for some advice from those who know or have experience with
> getting a good ground in a basement ham shack. My basement shack is
> about 80 feet away from access to the outside so I am considering putting
> ground rod through the basement floor about 8 feet from the back of the
> radios. I'm concerned about whether that will give me an adequate RF
> ground. Also I wouldn't be able to easily tie the new rod to the house
> ground without a long run. I'm also concerned about sealing around the
> ground rod so that I don't have to worry about water leakage up through
> basement floor though I think the likelihood of that is pretty small since
> the house is basically built on a sand hill and drainage is good. What is
> the best way to seal around the rod?
> What advice or experiences can you share?
> Thanks for your help.
> Stan - K6VWE
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