Re: Air line piping

To:	"Doug Braun" <doug@dougbraun.com>
Subject:	Re: Air line piping
From:	"David Scheidt" <dmscheidt@gmail.com>
Date:	Fri, 22 Dec 2006 23:21:55 -0500

On 12/22/06, Doug Braun <doug@dougbraun.com> wrote:
>
> What is "Ufer"?  Is it something like "BFE"?
>
> Doug
>

It's a method of using rebar in the concrete foundation to provide
safety ground.  It's used where the soil is not terribly conductive,
either because it's minerally deficent somehow, or it's just bone dry.
 Concrete is a good ion source/sink.

-- 
David Scheidt
dmscheidt@gmail.com

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