(A) Water service lines refer to the water line servicing or having the potential to service a parcel of land. This includes, but is not limited to, any apparatus used to connect to the public water supply, including tees, saddles, and corporations. The service line shall not be laid less than 7 feet below grade and shall be installed and maintained in accordance with the Minnesota State Plumbing Code. One-inch diameter shall be the minimum size water service line allowed. The water service line from the structure to the city main shall be the property owner’s responsibility to repair and maintain.
(B) Flared fitting and joints must have a pipe joint compound applied to the back side of the flare as well as the front side and the tube must be reamed to the full bored of the tube.
(C) Heavy duty compression fittings meeting AWWA standards may also be used. The tube they are installed on must be reamed to the full bore of the tube.
(D) A tracer wire shall be installed on all non-conductive water lines when installing a new water service or modifying an existing water line. Tracer wires shall conform to the following requirements:
(1) Twelve gauge minimum solid copper wire coated for underground use. The coating shall be blue in color.
(2) The tracer wire shall be laid in the trench alongside the water line. If splicing is necessary, a direct bury connection is required.
(3) The tracer wire shall daylight at the point of entry at the foundation of the building through PVC conduit and a blank box as a future contact point to locate the service line.
(4) Tracer wire shall be installed on new water main installations in a manner approved by the city.
(5) Tracer wire shall be tested for continuity. If the tracer wire is found to be not continuous, it must be repaired or replaced.
(6) For every new attached or detached residential dwelling unit constructed, an individual water service and shut off shall be installed for each dwelling unit. Multi-unit rental apartment buildings are not subject to this provision.
(1975 Code, § 3.70, Subd. 4) (Am. Ord. 17, 4th series, passed 1-17-2008; Am. Ord. 30, 4th series, passed 1-4-2010; Am. Ord. 63, 4th series, passed 1-5-2015; Am. Ord. 125, 4th series, 2-18-2020)