1990 ORD O-16-90_Backflow and Crossconnections

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 2.12 Hazard, Degree of: The term is derived from an evalua- tion of the potential risk to public health and the adverse effect of the hazard upon the potable water system. Hazard - Health: Any condition, device, or practice in the water supply system and its operation which could create, or in the judgement of the Director may create a danger to the health and well-being of the water. Hazard - Plumbing: A plumbing type cross - connection in a consumer's potable water system that has not been properly protected by an approved air -gap or approved backflow prevention assembly. Hazard - Pollution: An actual or potential threat to the physical properties of the water system or to the potability of the public or the consumer's potable water system, but which would constitute a nuisance or be aesthetically objectionable or could cause damage to the system or its appurtenances, but would not be dangerous to health. Hazard - System: An actual or potential threat of severe damage to the physical properties of the public potable water system or of a pollution or contamination which would have a protracted affect on the quality of the potable water in the system. 2.13 Industrial Fluids System: Any system containing a fluid or solution which may be chemically, biologically or otherwise contaminated or polluted in a form or concentration such as would constitute a health, system, pollutional or plumbing hazard if introduced into an approved water supply. This contaminated waters; all types of process waters and "used waters" originating from the public potable water system which may have deteriorated in sanitary quality; chemicals in fluid form; plating acids and alkalines, circulating cooling waters connected to an open cooling tower and/or cooling towers that are chemically or biologically treated or stabilized with toxic