For the purpose of this chapter, and the interpretation and application thereof, the following terms, phrases, words and their derivations shall have the meanings given herein, unless the context in which they are used shall indicate otherwise. When not inconsistent with the context, words used in the present tense include the future, words in the singular number include the plural number and words in the plural number include the singular number. Words or phrases not defined shall be given their common and ordinary meaning unless the context clearly indicates or requires a different meaning:
   AGENCY. Illinois Environmental Protection Agency.
   APPROVED. Backflow prevention devices, methods or installation approved by Village, based on the Research Foundation for Cross-Connection Control of the University of Southern California, American Waterworks Association, American National Standards Institute, American Society of Stationary Engineers or certified by the National Sanitation Foundation.
   AUXILIARY WATER SYSTEM. A source of water outside of the Village public water supply system.
   BACKFLOW. The flow of water or other liquids, mixtures or substances into the distribution pipes of a potable water system from any source other than the intended source of the potable water supply.
   BACKFLOW PREVENTION DEVICE. Any device, method or type of construction intended to prevent backflow into a potable water system. All devices used for backflow prevention in Illinois must meet the standards of the Illinois Plumbing Code and the Agency.
   CONSUMER or CUSTOMER. The owner, official custodian or person in control of any premises supplied by or in any manner connected to a public water system.
   CONSUMER'S or CUSTOMER'S WATER SYSTEM. Any water system serving the premises, commencing at the outlet side of the service pipe shut- off valve as stated in the Village Code.
   CONTAMINATION. The introduction into water of micro-organisms, chemicals, wastes or waste water in a concentration that makes water unfit for its intended use.
   CORPORATE AUTHORITIES. President and Board of Trustees of the Village.
   CROSS-CONNECTION. Any connection through which a supply of potable water could be contaminated or polluted.
   DIRECTOR. Director of Public Works or designee.
   DOUBLE CHECK VALVE ASSEMBLY. An assembly composed of single, independently acting check valves, including tight shutoff valves located at each end of the assembly and suitable connections for testing the water-tightness of each check valve.
   FIXED AIR GAP. The unobstructed vertical distance through the free atmosphere between the water discharge point and the flood level rim of the receptacle.
   HEALTH HAZARD. Any condition, device or practice in a water system or its operation resulting from a real or potential danger to the health and well being of consumers. The word SEVERE as used to qualify HEALTH HAZARD means a hazard to the health of the user that could be expected to result in death or significant reduction in the quality of life.
   INSPECTION. A plumbing inspection to assure compliance with this chapter.
   INSPECTOR. Approved Cross-Connection Control Device Inspector.
   LOCAL AUTHORITY. President and Board of Trustees of Village.
   NON-POTABLE WATER. Water not safe for drinking, personal or culinary use as defined and determined in 35 Illinois Administrative Code 604.
   PLUMBING. The actual installation, repair, maintenance, alteration or extension of a plumbing system by any person; includes all piping, fixtures, appurtenances and appliances for a supply of water for all purposes, including, but not limited to lawn sprinkler systems from the source of a private water supply on the premises or from the main in the street, alley or at the curb, to, within and about any building or buildings where a person or persons live, work or assemble; includes all piping from discharge of pumping units to and including pressure tanks in water supply systems; includes all piping, fixtures, appurtenances and appliances for a building drain and a sanitary drainage and related ventilation system of any building or buildings where a person or persons live, work or assemble from the point of connection of such building drain to the building sewer or private sewage disposal system five (5) feet beyond the foundation walls.
   POLLUTION. The presence of any foreign substance (organic, inorganic, radiological or biological) in water, that tends to degrade its quality so as to constitute a hazard or impair the usefulness of the water.
   POTABLE WATER. Water which meets the requirements of 35 Illinois Administrative Code 604 for drinking, culinary and domestic purposes.
   POTENTIAL CROSS-CONNECTION. A fixture or appurtenance with threaded hose connection, tapered spout or other connection which would facilitate extension of the water supply line beyond its legal termination point.
   PROCESS FLUID(S). Any fluid or solution which may be chemically, biologically or otherwise contaminated or polluted in a form or concentration such as would constitute a health, pollutional or system hazard if introduced into the public or a consumer's potable water system, including, but not limited to: polluted or contaminated waters; process waters; used waters originating from the public water supply system which may have deteriorated in sanitary quality; cooling waters; questionable or contaminated natural waters taken from wells, lakes, streams or irrigation systems; chemicals in solution or suspension; oils, gases, acids, alkalis and other liquid and gaseous fluids used in industrial or other processes or for firefighting purposes.
   PUBLIC WATER SUPPLY SYSTEM. All mains, pipes and structures owned and/or maintained by the Village, through which water is obtained and distributed to the public, including wells and well structures, intakes and cribs, pumping stations, treatment plants, reservoirs, storage tanks and appurtenances, collectively or severally, actually used or intended for use, for the purpose of furnishing potable water.
   REDUCED PRESSURE ZONE PRINCIPLE BACKFLOW PREVENTION DEVICE. A device containing a minimum of two (2) independently acting check valves together with an automatically operated pressure differential relief valve located between the two (2) check valves. During normal flow and the cessation of normal flow, the pressure between these two (2) checks shall be less than the supply pressure. In case of leakage of either check valve, the differential relief valve, by discharging to the atmosphere, shall operate to maintain the pressure between the check valves at less than the supply pressure. The unit must include tightly closed shut- off valves located at each end of the device and each device shall be fitted with properly located test cocks.
   SERVICE CONNECTION. The physical connection to the water main including all fittings and appurtenances, through which water is supplied to the consumer.
   SURVEY. The collection of information pertaining to a customer's piping system regarding the location of all connections to the public supply system and must include the location, type and most recent inspection and testing date of all cross-connection control devices and methods located within that customer's piping system. The survey shall be completed on a form supplied by the Village.
   VILLAGE. Village of Schiller Park.
(Ord. 09-2732, passed 8-25-09)