[Ord. No. 692 (part), 1977.]
It shall be the responsibility of all water users to prevent contamination of or damage to water meters or water systems by reason of their operation of the water outlets and water equipment; and, if required by the city, the water users shall install at their expense check valves, surge tanks, backflow prevention devices or other devices as prescribed by the director of public works in order to avoid damage to or contamination of the meters or systems.