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A. It shall be the plumbing official or building official's responsibility to enforce the applicable sections of the plumbing code which begins at the point of service (downstream or consumer side of the meter) and continues throughout the developed length of the consumer's water system.
B. The plumbing official or building official will review all plans to ensure that unprotected cross connections are not an integral part of the consumer's water system. If a cross connection cannot be eliminated, it must be protected by the installation of an air gap or an approved backflow prevention device/assembly, in accordance with the state plumbing code.
C. Water vacating the drinking water supply must do so via an approved air gap or approved mechanical backflow prevention assembly, properly installed and in accordance with the state plumbing code. (Ord. 90-009, 1990)