§ 18-144. Measures to prevent backflow.

(a)

The owner shall install and maintain a backflow prevention method or assembly on the water service line to a building, structure or property in accordance with the applicable regulations, codes, standards and procedures, or when the director determines that it is necessary to adequately protect the county potable water supply system from cross connections or backflow, and to protect the health, safety and welfare of the public.

(b)

The owner shall install and maintain an approved backflow prevention method, assembly or device on all fixtures, equipment and outlets to prevent backflow in accordance with the Uniform Statewide Building Code and other applicable regulations, codes, standards and procedures or when the director determines that a backflow preventer is necessary to protect the county potable water supply system, the owner's potable water supply system, and the health, safety and welfare of the public.

(c)

All cross connection control methods and backflow prevention assemblies and devices shall be designed, installed and maintained in accordance with this code and the latest editions of the following:

(1)

Waterworks Regulations, Virginia Department of Health, Office of Water Programs;

(2)

Uniform Statewide Building Code, Virginia Department of Housing and Community Development;

(3)

Cross Connection Control and Backflow Prevention Program, Department of Utilities, Chesterfield County, Virginia;

(4)

Board for Contractors Regulations, Department of Professional and Occupational Regulation;

(5)

Individual License and Certification Regulations, Board for Contractors, Department of Professional and Occupational Regulation;

(6)

Cross Connection Control Manual, Foundation for Cross Connection Control and Hydraulics Research, University of Southern California; and

(7)

Recommended Practice for Cross Connection Control and Backflow Prevention, Manual of Water Supply Practices M14, American Water Works Association.

(Ord. of 4-29-09(2), § 1)

(Ord. of 4-29-09(2), § 1)