250.68(C)(1) Grounding Electrode Conductor Connections. Interior metal water piping.
Interior metal water piping used to extend a GEC connection to an electrode must be electrically continuous with a metal underground water pipe electrode.
Grounding Electrodes and Grounding Electrode Conductors – Sparkypedia brought to you by Electrician U
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14E-2-250 Grounding and bonding.
2020 NEC Changes series: 250.68(C) Grounding electrode conductor connections
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2018 INTERNATIONAL RESIDENTIAL CODE (IRC)
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Is a grounding electrode conductor ever permitted to be smaller than the main bonding jumper? - Quora
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2020 NEC Changes series: 250.68(C) Grounding electrode conductor connections
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