On 1/19/15 8:45 AM, Ken wrote:
It seems to me that the ground above my rock layer (@ 36-40”) gets really dry
during the summer. Does that dry dirt have enough conductivity to be useful? I do
not know the answer to that question.
This is precisely the situation that led Herb Ufer to invent the
concrete encased grounding electrode: Protection of ammunition storage
igloos in desert areas where the ground resistance was high.
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