An interesting article in MRT for April 1, 2007 >
http://mrtmag.com/techspeak/radio_wellgrounded_principles/index.html < dealing
with grounding of
structures and downleads and the Ufer ground includes a photo (Fig-4) showing
lightning damage to a
concrete tower pier due to lightning surges through the foundation. It
cautions against use of a
Ufer ground consisting solely of the tower foundation.
73, Dave, K1FK
Fort Kent, ME
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