a. A reduced pressure backflow preventer device shall be required for the following hazards:
1. Manufactures of automotive, aircraft, farm, and similar equipment;
2. Canneries, packing, bottling, and similar plants;
3. Laundries, car washes, dry cleaners and similar facilities;
4. Mortuaries, laboratories, hospitals and medical facilities;
5. Plating, metal, plastic, and paper product plants;
6. Producers of chemicals, fertilizers, rubber, oil, drugs, dyes, and other similar products;
7. Swimming pools, saunas, and solar heat systems;
8. Any private auxiliary water supply connected to the public supply;
9. Sewage treatment, recyclers and similar facilities;
10. Any facility using a booster pump to amplify the pressure of water provided by the Utility;
11. Schools with any of the above hazardous activities; and
12. Any other commercial or industrial facility that is deemed by the Utility to pose a contamination hazard.
(Ord. No. 1241, § 4, 7-14-93)