§ 52.27  SIZE AND LOCATION OF DISTRIBUTION MAINS.
   (A)   Distribution main size shall be determined by the occupancy of the properties along the line and by the average daily water consumption of each property, plus fire demand. The main shall be of sufficient size to deliver the flow at a residual pressure of not less than 20 pounds per square inch. The main size shall in no case be less than as hereinafter specified.
      (1)   The grid of secondary distribution mains supplying residential districts shall have a minimum pipe size of eight inches in diameter. Minimum pipe size supplying commercial and industrial areas shall be eight inches, but may be required to be larger in specific cases upon recommendation of the Village Engineer.
      (2)   At least two points of connection to the existing water system shall be installed to allow continued water service with one main out of service.
      (3)   Water mains serving cul-de-sacs or permanent dead-end streets shall be a minimum of eight inches in diameter and shall be looped in the street right-of-way or through an easement or other right-of-way to another main in the grid.
      (4)   No “dead-end” water main shall be permitted, unless said requirement is waived by a majority vote of the corporate authorities.
      (5)   Water mains shall generally be located in the parkway between street and sidewalk and shall have a minimum cover of five and one-half feet.
      (6)   Minimum separation of water main and storm sewer, sanitary sewer or drain pipeline shall be in accordance with IEPA regulations.
   (B)   Gate valves shall be located so that service can be maintained with the least disruption to the system in the case of a break or other emergency and shall be of the same nominal size as the water main pipe. In no case shall valves be located more than 600 feet apart on secondary distribution mains or 1,500 feet apart on primary feeder mains. Valves eight inches in diameter or greater shall be located in a valve vault with a minimum of four feet inside diameter. Gate valves shall be of a make common to the village. Valves shall have a standard operating nut and shall open in a counterclockwise direction. Gate valves shall be in accordance with AWWA C500 or AWWA C509, or the latest edition thereto. Lettering on cast iron lid shall indicate “WATER”.
   (C)   Fire hydrants shall be installed throughout the entire waterworks system and shall normally be located at street intersections. All hydrants shall be located a minimum of five feet from the curb line. In no case shall the interval between hydrants exceed 400 feet in single-family residential districts and 300 feet in multiple-housing, commercial or industrial developments. Fire hydrants shall be manufactured by Waterous or by such manufacturer as may be specified by the Village Board from time to time after receiving recommendations from the Village Engineer. Hydrants shall have a minimum barrel diameter of five inches, with one four and one-half inch pumper connection, and two two and one-half inch hose connections. Pumper connection shall face the street and shall be positioned between 18 inches and 24 inches above finished grade.
(Ord. 350, passed 11-2-2011)  Penalty, see § 52.99