7147 AMENDING THE PLUMBING ORDINANCE

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, ' . ',; � T. r ..ti-. - . ,. p MICROFfLMED ORDINANCE NO. ( ly ORDINANCE AMENDING THE PLUMBING ORDINANCE BE IT ORDAINED BY THE COUNCIL OF THE CITY OF DECATUR, ILLINOIS : Section l. That Ordinance No. 5575, passed and approved the 7th day of September, 1971 as subsequently amended be, and the same is hereby, further amended at Sections 20 and 21 thereof so that said Sections as so amended shall provide as follows : Section 20 . Al1 connections of water service pipe with water mains of the City shall be made in the side of the body of the main and in no case within 15 inches of the bell end of the pipe or within 6 inches of the plain end of the pipe. 3/4 and 1 inch service connections shall be made by inserting a corporation stop into the main under pressure by a tapping machine in proper working condition. Service connections larger than 1 inch shall be as described in Section 21 of this ordinance. Al1 components of corporation stops shall be manufactured of low-zinc bronze cast in conformance to AWWA Standard C800 , Section l , paragraph 1. 2 (ASTM B62) . Inlet threads shall be in accordance with AWWA C800, Figure l , Table 1 (Standard Corporation Stop Thread) . Outlet threads shall be as described in Section 25 of this ordinance. Corporation stop key and body seating surfaces shall be accurately machined and individually fitted to a taper of 1-3/4 inches per foot. The key, washer and nut components shall be so designed as to be capable of being turned as a single unit with no loosening or tightening effect, and so designed that failure from overtightening of the nut results in threads stripping rather than stem fracture. There shall be no evidence of staking or chisel marks on the nut after assembly. Each corporation stop shall be tested by the manufacturer with not less than 85 psi. air pressure with the stop submerged in water in both the open and closed positions. No top, bottom, or port leaks are permitted. Section 21 . Water main taps shall be not less than 3/4 inch and any tap larger than 1 inch nominal size shall be made by means of attaching to the main a bronze service saddle provided with an integral service outlet accurately machined and pre-tapped by the manufacturer to receive a full-sized corporation stop of equal size to the service line. The service saddle shall be of the double strap type with body and nuts cast of ASTM B62 bronze; straps shall be silicon bronze with rolled threads, shall be accurately curved to conform to the main, and shall be flattened to provide large bearing surfaces. The outlet portion of the body shall � be encircled with an O-ring type pressure seal cemented and ' confined in a corresponding groove on the inside of the body.