Ground rods

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(5) Rod and Pipe Electrodes. Rod and pipe electrodes
shall not be less than 2.5 m (8 ft) in length and shall consist
of the following materials.
(a) Electrodes of pipe or conduit shall not be smaller
than metric designator 21 (trade size 3⁄4) and, where of iron
or steel, shall have the outer surface galvanized or otherwise
metal-coated for corrosion protection.
(b) Electrodes of rods of iron or steel shall be at least
15.87 mm (5⁄8 in.) in diameter. Stainless steel rods less than
16 mm (5⁄8 in.) in diameter, nonferrous rods, or their equivalent
shall be listed and shall not be less than 13 mm (1⁄2 in.) in
diameter.

nope........most of the time I use Galv.....
 
Dennis Alwon said:
Coastal area in South Carolina use to require copper.


I just came back from Nags Head for a week and I can see WHY they would want Copper.......man it was AMAZING what they get away with down there...I took pictures as I walked around....annoyed the wire but man it was nasty.
 
We use copper clad and they still only cost about 10 bucks. How much cheaper is galvanized.?
 
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