On 2007-05-26, Beachcomber wrote:

In the 1960's, the manufactures of washing machines included an
extra ground wire and a strap for the cold water pipe to insure
grounding although it was later determined that this violated the
single point ground doctrine if the device was already grounded
through the plug.

What's wrong with having a loop within the Equipment Grounding system,
as long as the EGC are interconnected to the service neutral at only
one point?

Cheers, Wayne