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HomeMy Public PortalAbout1977_11_23_O021 TOW~ OF LEESBURG IN LOUDOUN COUNTY, VIRGINIA ORDINANCE NO AN ORDINANCE: 77-0m21 PRESENTED November 23, 1977 ADOPTED November 23, 1977 ADDING A NEW ARTICLE TO CHAPTER 19 OF THE TOWN CODE REGARDING A CROSS-CONNECTION AND BACKFLOW PREVENTION CONTROL PROGRAM ORDAINED by the Council of the Town of Leesburg, Virginia, as follows: SECTION I. Chapter 19 of the Town Code is hereby amended by adding a new Article to be numbered Article IV, to read as follows: ARTICLE IV. CROSS-CONNECTION AND BACKFLOW PREVENTION CONTROL Sec. 19-55 In 'gene'ral. This Article provides for the protection of the town's drinking water supply from possible contami- nation caused by back pressure or back siphonage conditions, in accordance with the regulations of the Virginia Department of Health. Sec. 19-56 Administration. The Director of Engineering shall administer and enforce the provisions of this Article under direction of the Town Manager. Sec. 19-57. Cross-c'onnecti~ons. (1) No person shall install or maintain a water service connection to any premises where cross-connec- tions to the town's water system or a consumer's water system may exist unless such cross-connections are abated or controlled to the satisfaction of the town. (2) No person shall install or maintain any connec- tion whereby water from an auxiliary water system may enter the town's or consumer's water system unless the auxiliary water system and the method of connection and use of such system shall have been approved by the town. Sec. 19-'58. ~ Wh~ere protection is required. (1) An approved backflow preVention device shall be installed on each service line to a consumer's water system where, in the judgment of the town, a health, pollutional, or system hazard to the water system exists. (2) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving premises where the following conditions exist, except as noted in sub-paragraph (g) below: (a) Premises having an auxiliary water system, unless such auxiliary system is accepted as an additional source by the town. (b) Premises on which any substance is handled in such a manner as to create an actual or potential hazard to the water system (including premises hav- ing sources or systems containing process fluids or waters originating from a waterworks which are not under the control of the town). (c) Premises having internal cross-connections that, in the judgment of the Director of Engineering, may not be easily correctable or intricate plumbing arran~ments which make it impractical to determine whether or not cross-connections exist. (d) Premises where, beCause of security require- ments or other prohibitions or restrictions, it is impossible or impractical to make a complete cross- connection surveY. (e) Premises having a repeated history of cross- connections being established or re-established. (f) Premises having fire protection systems utilizing combinations of sprinklers, fire loops, storage tanks, pumps, antifreeze protection, or auxiliary water, except that fire loops and sprinkler systems with openings not subject to flooding, con- taining no antifreeze or other chemicals and with no storage or auxiliary sources will not normally requi~e backflow prevention. (g) Premises having booster pumps connected to the waterworks shall be equipped with a low pressure cut-off device to shut off the booster pump when the pressure in the waterworks drops to a minimum of 10 psi gauge. (h) Other premises specified by the town when cause can be shown that a potential cross-connection hazard exists. (3) An approved backflow prevention device shall be installed on each service line to a consumer's water sys- tem serving the following types of facilities: (a) (c) (d) k) (n) (o) Hospitals, mortuaries, clinics, nursing homes; Laboratories; Piers, docks, waterfront facilities; Sewage treatment plants, sewage pumping stations, or storm water pumping stations; Food and beverage processing plants; Chemical plants, dyeing plants; Metal plating industries; Petroleum processing or storage plants; Radioactive materials processing plants nuclear reactors; Car washes; Lawn sprinkler systems, irrigation systems; Fire service systems; Slaughter houses and ~try processing plants; Farms where the water is umed for other than household purposes; Others specified by the Director of Engineer- ing where potential backflow or cross-connec- tion hazard can be shown. Sec. 19-59. Type of protection required. Approval of backflow prevention devices and the type of protection required shall be in accordance with the re- quirements and standards provided in Section 6.04 and Section 6.05 of the Virginia Department of Health Water- works Regulations for Public Water Supply. Sec. 19-60. Denial or discontinuance of service. Water service to a consumer shall be discontinued if the required backflow device is not installed within a reasonable period of time, not to exceed 30 days, from the date any notice and order requiring compliance with this Article is sent certified mail to the owner's last known post office address. SECTION II. An emergency is declared and this ordinance shall be in effect from the date of its passage. PASSED this 23rd day of November , 1977. ATTEST: Cle~k of ~n~l~~-~'~'' Mar~ i~ Newman, Ma'~or Town of Leesburg