National Electrical Safety Code
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National Electrical Safety Code (NESC)
Rules, prepared by the NESC and approved by ANSI, which govern: (a) methods of grounding; (b) installation and maintenance of electric-supply stations and equipment, of overhead supply and communication lines, and of underground and electric-supply and communications lines; and (c) operation of electric-supply and communication lines and equipment.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.