On Dec 22, 2011, at 2:18 PM, David Gilbert wrote:
> I put up an An Wireless HD-70 tower and exothermically welded some
> ground wires to the base section before it was embedded in the concrete,
> figuring that down there (roughly four feet below the surface of the
> concrete)
Poor choice AFAIK. My understanding is that if the tower gets takes a heavy
hit by lightning, the wire could vaporize and crack the concrete.
Ken WA8JXM
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