La. Admin. Code tit. 51 § XII-217
Current through Register Vol. 50, No. 11, November 20, 2024
A. Where necessary to meet minimum system requirements such as pressure, at least two pumping units shall be provided. With any pump out of service, the remaining pump or pumps shall be capable of providing the maximum design capacity of that station.B. The pumping units shall: 1. have ample capacity to supply the peak demand against the required distribution system pressure without dangerous overloading;2. be driven by prime movers able to meet the maximum horsepower condition of the pumps;3. be provided with readily available spare parts and tools;4. be served by control equipment that has proper heater and overload protection for air temperature encountered.C. Prime water must not be of lesser sanitary quality than that of the water being pumped. Means shall be provided to prevent either backpressure or backsiphonage backflow. When an air-operated ejector is used, the screened intake shall draw clean air from a point at least 10 feet above the ground or other source of possible contamination, unless the air is filtered by an apparatus approved by the state health officer. Vacuum priming may be used.La. Admin. Code tit. 51, § XII-217
Promulgated by the Department of Health, Office of Public Health, LR 44334 (2/1/2018), effective 8/1/2018.AUTHORITY NOTE: Promulgated in accordance with the provisions of R.S. 40:4.A.(8), 40:4.13.D.(1)(2) and 40:5.A.(2)(3)(5)(6)(7)(17).