5575 ADOPTING THE ILLINOIS STATE PLUMBING CODE AND ESTABLISHING MINIMUM STANDARDS FOR CERTAIN INSTALLATIONS

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., , �.. . . , � made as to screw into tlze bottom of an iron casing or service box and the ke y thereof shall be protected by a close fitting sand cap to prevent dirt or sand from accumulating around the ground surface of the key or between the check lugs under the cap and provided with a vertical channel through the threaded top for water drainage . For services larger than 1 inch, an approved gate valve shall be substituted for the curb stop which said gate valve shall have a brass or galvanized iron tee head stem and two discs raised by lugs to contact with corresponding shoulders on a cylinder w�edge and of a design that can be connected horizontally, vertically or other- wise upon either side to the pressure. Section 29. Curb stop boxes shall consist of two telescoping sec- tions the lower of which shall be made of high grade cast gray iron pro- vided with an inside thread fitting the outside top thread of the curb stop and the upper section shall telescope into the lower with not less than a 12 inch adjustment and shall be equipped with an outside thread top and screw lid. The pipe of said box shall be 14 inches and the base of said box shall have a drainage hole at the base not less than 1/4 inch in dia- meter. The cover shall have a brass bushing case and be sufficiently tight ' when screwed on the standpipe that the same will not be readily removable . The cover shall be provided with a circular opening in the center for a plug with pentagon nut and of the same diameter as the stand pipe, said plug to be flush with the top of the cover. Said cover shall be cast with the word "Water" in plain letters on top thereof. The pentagon nut and plug shall be removed only with a proper wrench especially made for such � purpose. The use of any other tool or implement which would tend to mar, deface, or mutilate said nut is prohibited. ' Section 30. Any defective curb box or stop shall be repaired or re- placed by the owner or occupant of the property served by the water ser- vice connected thereto within 24 hours after notice of such defect. Section 31. No pe rson shall have in his possession any key, instru- ment or device designed or intended to be used for manipulating a stop connected with the water service su lying any premises or buildin9 or PP shall any person open or shut any such stop other than a duly authorized employee of the City or a duly authori2ed plumber. Whenever a plumber makes necessary repairs or tests work done after completing such work he shall leave any such stop as he found the same . If water service has been shut off f�"r non-payment of bill or fee, no person shall open a sto p other than an authorized city employee . Section 32. Street washers, sprinklers or outside hydrants placed on city property and connected with the water supply of a building shall be installed by a stop intervening between such appliance and such buildin9 water supply. 3ection 33. In all metered water services a strainer shall be pro- vided immediately before the inlet side of the meter, c�fiich said strainer shall be constructed of brass, bronze or galvani2ed cast-iron with a cir- cular brass screen the perforations of which have an area double that of the supply pipe and protected by a baPfle plate below which is located a sediment chamber supplied with a clean out plug .