Ground Rods - Ground rods and pipe electrodes are suitable for use as grounding electrodes in accordance with ANSI, and are also suitable for use in installation of lightning protection equipment.
Ground rods are solid copper, solid stainless steel, copper-jacketed steel, stainless-steel jacketed, galvanized steel, and chemically charged. They are not less than 1/2 in. Diameter and not less than 8 ft long and capable of being driven to a depth of 8 ft. If other than circular, they have a periphery not less than 1.6 in. And a minimum thickness of not less than 3/8 in.
Ground rods are marked with the rod length, and manufacturer's name and catalog number within 12 in. Of the top of the rod.
The ground rods of a sectional ground rod kit consisting of two four-foot sections of ground rods, a driving sleeve, and a ground rod coupling are marked with the manufacturer's name, catalog number, rod size and length, and "Sectional Ground Rod" within 12 in. Of the top of each rod.
Ground rod couplings are intended for connection of two ground rods and are suitable for direct burial.
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