Section 445A.67195 - Cross-connections and backflow: Minimum types of protection for particular service connectionsExcept as otherwise provided in NAC 445A.67185 to 445A.67255, inclusive, or authorized by the Division or the appropriate district board of health, the minimum type of protection from cross-connection required for a service connection to:
1. A public building or any building:(a) That contains a hotel, motel or casino;(b) Used for commercial purposes where a specific business activity has not been identified; or(c) In which one or more sewage pumps or sewage ejectors have been installed, consists of a reduced pressure principle assembly. 2. A dwelling unit consists of a reduced pressure principle assembly if the service connection serves more than one dwelling unit. As used in this subsection, "dwelling unit" includes, without limitation, a condominium, apartment or townhouse.3. A building that: (a) Has multiple stories and booster pumps or elevated tanks to distribute potable water; or(b) Exceeds 40 feet in height, as measured from the service connection to the highest water outlet, consists of a double check valve assembly. 4. A class 1, class 2 or class 3 fire sprinkler system consists of a double check valve assembly.5. A class 4, class 5 or class 6 fire sprinkler system consists of a reduced pressure principle assembly.6. A hydronic heating system that contains any chemical additives consists of a reduced pressure principle assembly.7. A baptismal font of a church consists of a reduced pressure principle assembly.8. A facility for bottling beverages consists of a reduced pressure principle assembly.9. A brewery consists of a reduced pressure principle assembly.10. A cannery, facility for the processing of food, packing house or rendering facility consists of a reduced pressure principle assembly.11. A facility for cold storage consists of a reduced pressure principle assembly.12. A dairy processing facility consists of a reduced pressure principle assembly.13. A restaurant or other facility in which food is served consists of a reduced pressure principle assembly.14. A dental clinic consists of a reduced pressure principle assembly.15. A hospital, medical building or clinic consists of a reduced pressure principle assembly.16. A convalescent home or nursing home consists of a reduced pressure principle assembly.17. A sanitarium consists of a reduced pressure principle assembly.18. A morgue, mortuary or facility for conducting autopsies consists of a reduced pressure principle assembly.19. A laboratory, including, without limitation, a laboratory of a teaching institution or another biological or analytical facility, consists of a reduced pressure principle assembly.20. A facility of a school, college or university consists of a reduced pressure principle assembly.21. A facility for the production of motion pictures consists of a reduced pressure principle assembly.22. A facility for the publishing or printing of a newspaper consists of a reduced pressure principle assembly.23. A veterinary clinic, pet shop or facility for grooming pets consists of a reduced pressure principle assembly.24. A laundry or dry cleaning facility consists of a reduced pressure principle assembly.25. A dyeing facility consists of a reduced pressure principle assembly.26. A facility for mechanical, chemical or electrochemical plating consists of a reduced pressure principle assembly.27. Any portable spraying or cleaning equipment consists of an air gap.28. A pool or spa consists of a reduced pressure principle assembly.29. A park for mobile homes or recreational vehicles consists of a reduced pressure principle assembly.30. A facility located on a waterfront, including, without limitation, a fishery, fish hatchery, dock or marina, consists of a reduced pressure principle assembly.31. A facility for the production of power consists of a reduced pressure principle assembly.32. A facility for the production, storage or transmission of oil or gas consists of a reduced pressure principle assembly.33. A facility that handles, processes or stores radioactive materials or substances consists of a reduced pressure principle assembly.34. A facility for processing sand or gravel consists of a reduced pressure principle assembly.35. A system for storm drainage, the collection of sewage or the distribution of reclaimed wastewater consists of an air gap.36. A facility in which: (a) Water is used to manufacture, store, compound or process chemicals for industrial purposes;(b) Chemicals are added to water used in the compounding or processing of products;(c) Chemicals are added to the supply of water; or(d) The supply of water is used for the transmission or distribution of chemicals, consists of a reduced pressure principle assembly. 37. A facility for the manufacture of aircraft or missiles consists of a reduced pressure principle assembly.38. A facility for the manufacture, repair or washing of motor vehicles consists of a reduced pressure principle assembly.39. A facility for the manufacturing or processing of film consists of a reduced pressure principle assembly.40. A facility for the manufacturing of ice consists of a reduced pressure principle assembly.41. A facility for the manufacturing, processing or cleaning of metal consists of a reduced pressure principle assembly.42. A facility for the manufacturing of natural or synthetic rubber consists of a reduced pressure principle assembly.43. A facility for the manufacturing of paper or paper products consists of a reduced pressure principle assembly.44. Any other facility for manufacturing, processing or fabricating consists of a reduced pressure principle assembly.Nev. Admin. Code § 445A.67195
Added to NAC by Bd. of Health, eff. 2-20-97; A by Environmental Comm'n by R194-08, 10-27-2009; A by R104-22A, eff. 12/9/2022