(A) Connections. In installing water service, all taps shall be driven, street excavations made, curb cocks inserted, pipes installed from main to curb, and the curb cock installed in an iron box to which the service is to be connected, by the city’s employees only, or by a plumber duly licensed under the laws of the State of Minnesota or the ordinances of the City of Park Rapids.
(B) Service pipes. All service pipes connected with the water system shall be type k copper or plastic approved by the City Engineer and shall be laid 8 feet below the established grades, or as low as the top of the street mains. (Plastics must have a tracer line.) All service lines will be insulated from main to curb stop.
(C) Corporation cock, curb stop and waste cock. The copper service line shall be connected to the main with a stainless steel saddle and a corporation cock. There shall be a curb cock in every service line attached to the water main, the same to be placed as near as possible to the street side of the sidewalk if on a street, or within 1 foot of the alley line if the main is located in the alley. To the curb cocks there shall be attached a substantial iron curb box to permit opening or closing the curb cock from the surface. The curb box shall be covered with a tight fitting iron lid, with the letter “W” cast upon it. Accessible shutoffs shall be provided on the main supply line just inside the foundation wall on both sides of the meter.
(D) Check valves. Check valves are required on all connections to steam boilers, hot water systems, or any other connection deemed by the City Plumbing Inspector to require one. Safety and relief valves shall be placed on all boilers or other steam apparatus connection with the water system where the pressure may be raised in excess of 60 pounds per square inch.
(E) Air chamber. For all 2 inch and smaller connections, an air chamber shall be placed on the house side of the valve following the meter. The chamber must have ample capacity and shall be at least 2 inches in diameter and at least 4 four feet long, with a reduced connection to the service pipe.
(Prior Code, § 62-30) (Ord. 341, passed 2001) Penalty, see § 50.99