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Re: dumb as a rock

Subject: Re: dumb as a rock
From: nobody@xxxxxxxxxxxx (Dave Houston)
Date: Tue, 20 Sep 2005 02:44:29 GMT
Newsgroups: comp.home.automation
References: <432eac86.80762291@xxxxxxxxxxxxx> <1dlti1h0kfejp8jq35jiidurqd30ntoj6j@xxxxxxx> <Q9JXe.5346$0u2.774079@xxxxxxxxxxxxxxxxxxxxx>

"RF Dude" <post@xxxxxxxxxxxxxxxxx> wrote:

>Just how conductive is concrete?  Can its conductance be improved?  I'm
>thinking of UFER grounds where the rebars or mesh in concrete in contact
>with earth can be used as a ground electrode.

I suppose it depends on the composition.

Dr. Chung is adding carbon fibers, turning it into a large strain guage the
resistance of which increases with stress.

     http://www.new-technologies.org/ECT/Civil/smartconcrete.htm

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- dumb as a rock
  - From: Dave Houston
- Re: dumb as a rock
  - From: Marc F Hult
- Re: dumb as a rock
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