ECN Forum Forums General Topics of the Trade Non-US Electrical Systems & Trades Ground ring

Lyle,
What is it that you call a Ground Ring?
What we have over here in NZ, is if a certain size of Mains is installed, the corresponding size of Main Earth is installed
also.
Bonding with Large Buildings, is done with multiple Earth Electrodes and welding of Bonding leads to Rebar sections, by Exo-thermic means.
With the advent of PE pipes, bonding of the water services, is not necessary.