The materials and methods of construction used in the installation of extensions to the water supply system, or making connections to the water supply system, shall conform to the requirements of the public works director. Persons who contract to construct extensions to the water supply system shall warrant and guarantee that all materials, equipment furnished and work performed are free from all defects due to faulty materials or workmanship for a period of two (2) years from the date of acceptance of the extension by the city. Upon receiving notice from the city such persons shall promptly make such corrections as may be necessary by reason of such defects. Upon failure to make prompt repairs, adjustments or other work that may be necessary by such defects, the city may make arrangements for performance of such work by others and charge such persons the costs thereby incurred. (Ord. 354, 2-21-1984)