normbac said:Is a ufer considered a suplemental electrode, does it fall under 250.53 E even though the verbage of ufer is not mentioned.
normbac said:Always confused why bonding conductors to water and gas in a res. uses table 250.66 and a electrode conductor is maximum size of #6
jwelectric said:250.53(D)(2) Supplemental Electrode Required. A metal underground water pipe shall be supplemented by an additional electrode of a type specified in 250.52(A)(2) through (A)(7).
Yes I would say that if there was a CEE and a water pipe then this is all that is required.