The Georgia Tech research studies on which the GEMI program is based are included on the disc. This research, plus full-scale testing, provided real-world measurements from which software designers developed the Free copies of the new Windows version of the GEMI software are available to designers, engineers and other electrical professionals from the Steel Tube Institute.
http://www.steelconduit.org/download/gemi-install.exe
http://www.steelconduit.org/pdf/gemivol1.PDF
http://www.steelconduit.org/pdf/groundingpart1.PDF
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Joe Tedesco, NEC Consultant