[TowerTalk] exploding foundations
Paul Christensen
w9ac at arrl.net
Fri Sep 14 10:33:46 EDT 2007
> What exploding concrete?? Back up your claim with real life validated
> proof. My experience has been the opposite.
>
> Doug
Want evidence? See Figure 4 (and the text below it) in the link below:
http://www.mikeholt.com/newsletters.php?action=display&letterID=407
According to NFPA 780, Ufer grounding is generally satisfactory provided
that it is not the only earth grounding mechanism and that the ground is
brought out beyond the concrete encasement to make the earth connection.
Paul, W9AC
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