8-4-7: SERVICE PIPES:
   A.   Installation: Except for private water lines, the city shall install and maintain service lines to the owner's property line in accordance with section 8-4-5 of this chapter. The owner shall assume all responsibility for installation, maintenance and repair of service pipe from the property line to and including building plumbing. Such installation on the property of the owner shall be under the inspection of the superintendent or his duly authorized representative.
   B.   Materials: All service pipes to any meter on the premises from the city mains at the corporation cock shall be of at least one hundred sixty (160) pound test polyethylene or type E copper pipe to be approved by the superintendent; and, after the same is installed, it shall, prior to closing of the ditch and turning on of the water, be inspected and approved by the superintendent. In addition, all service pipes to any premises shall be laid at least four feet (4') below the surface of the grade lines of the street and shall extend at right angles to and from the street main to the inside of the curb line where a curb cock shall be attached and valve box placed. There shall be a stop and waste cock placed on every supply pipe just inside the building or cellar. Every connection or service pipe shall be laid with not less than six inches (6") slack; such slack shall not be more than two feet (2') from the main and laid in such a manner as to prevent settling. No service pipe shall be laid in the same trench with any sewer, gas or other pipe.
   C.   Independent Curb Cocks: One tap and one service pipe will not be allowed to supply more than one house or premises, unless such service pipe be provided with separate and independent curb cocks and boxes at the curb line in front of each house or premises. Except with permission of the city council, each house trailer or mobile home shall be considered a separate house or premises. In no case shall service pipe be allowed to run across lots, but must be taken from the main in front of the premises.
   D.   Curb Stops: Curb stops and boxes shall be placed on every service pipe, and shall be located between the curb line and the sidewalk line where this is practicable. Such boxes shall be so located that they are easily accessible, and shall be protected from frost.
   E.   Excavations: Excavations for installing service pipes or repairing the same shall be made in compliance with the provisions of this code relating to making excavations in streets. However, it is unlawful to place any service pipe in the same excavation with, or directly over, any drain pipe or sewer pipe.
   F.   Inspection: All water meters, fixtures, connections and appurtenances on private property connected with the waterworks system of the City shall be open to the inspection of the proper officers and employees of the City at all reasonable hours.
   G.   Repairs: All repairs for service pipes beyond the curb stop and plumbing systems of buildings shall be made by and at the expense of the owners of the premises served. The City may, in case of emergency, repair any service pipes, and if this is done the cost of such repair work shall be repaid to the City by the owner of the premises served. (Ord. 147, 1980)