NO!
By converting the waste line to a soil line and increase the existing piping from 2" to a minimum of 3"
No it should be an indirect waste properly vented and trapped
Depends where you are, but generally the minimum seems to be 3 ".
"Hookup" implies getting together for sex. If that's what you mean, just tell him you really want to hookup.
You should not have to clean a vent on the roof. unless you are trying to clean the waste line to the fixture below. Then you would send plumbing rods through the vent on the roof.
A gas hookup will have fittings for a gas line, they should be clearly visible. In an electric hookup there will be an electrical plug, but no gas lines showing.
Plug the phone line into the phone line receptacle in the back.
Best way is to snake (rod) the line through the sink waste as the waste flowing from the sink into the tub means the stoppage is AFTER the tub and basin waste as water seeks its own level
It is Natural Gas Pipe Line Regulator
Not in new construction building, best way to find out is to call plumbing inspector to the job site and ask him. An inspector has a right to do an exception to the code, if there is a very good reason.
Main line stoppage is a clogged drain line.
there isn't a fuel regulator, theres no return line used, fuel regulator usually lives on the return line, no retrurn line, no reg, in corperated in the pump as one unit