The minimum size for service pipes typically depends on local building codes and the intended use of the system. For residential water service, a common minimum size is 3/4 inch in diameter, while for gas service, it may vary based on the load requirements but often starts at 1 inch. It's crucial to consult local regulations and standards to ensure compliance with specific requirements.
Minimum 3/4" pipe.
Pipe bore is the actual minimum inside diameter of a pipe, which is not necessarily the nominal pipe size.
3/4
It should be 3" minimum, preferably 4.
Depends on how much is flowing into the pipe. One bathroom sink, 1 1/4"
3" pipe usually, but local codes may specify 4".
That would depend on local codes and the fixture demands
250 mcm
The wire used to ground a water pipe typically needs to be a minimum of 10 AWG copper wire. It's always best to consult with local building codes or a licensed electrician to ensure that the proper size wire is used for grounding.
Normally 11/2" DEPENDING on developed length of piping and fittings
Please be more specific about 'service'.
50 amps