23A - PROJ - WATER MAIN IMPROVEMENTS

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO. 11 -6416 SEVENTEENTH STREET WATER MAIN IMPROVEMENTS Fittings shall be gray or ductile iron conforming to AWWA Standards and shall be push -on- joint (P.J.), mechanical joint (M.J.) or flanged (FLG) except where noted otherwise. All valves to fitting connections shall be flanged. Valves for lateral lines, hydrant leads and service lines shall be bolted directly to main line tee, unless otherwise noted on plans. Where it is necessary to install a reducer or other type of fitting between the lateral valve and main line, said fitting shall be flanged at both ends. All flanged fittings and connections shall comply with the applicable provisions of AWWA C110. The bolt circle and boltholes of these flanges shall match those of the Class 125 flanges shown in ANSI B16.1. The Contractor shall coordinate the flange requirements with the connecting pipe and valve manufacturers. Contractor shall provide flange to connecting pipe adapters as needed. Adapters may be flange by push on fittings (FLG x P.J.) or flange by mechanical joint (FLG x M.J.) adapter. "E -Z Flange" and similar setscrew type adapters are not acceptable. Grip rings for PVC pipe restraint, such as Romac RomaGrip are acceptable. All ductile iron and gray -iron fittings shall be manufactured in accordance with all applicable requirements of ANSI /AWWA Standards and Specifications. Concrete thrust blocks shall be provided at all valves, fittings and hydrants in accordance with AWWA Standards and City of Santa Ana Standard Plans Nos. 1412 and 1420. Installation shall be in accordance with AWWA Manual No. M23 - "PVC Pipe Design and Installation" and the manufacturer's recommendations. Pipe sections shall not be deflected at anyjoint, either vertically or horizontally, beyond the limits specified by the manufacturer. Pipe shall not be dropped into trench. All ductile iron or gray iron fittings, valves, and appurtenances buried underground shall be wrapped with 10 mils polyethylene sheeting. Any existing or connecting iron pipe and appurtenances that are exposed as a result of this pipe installation shall also be wrapped with polyethylene sheeting. This shall be done in accordance with AWWA C105 -99. All nuts and bolts shall be cadmium plated and shall have NON -OXIDE GREASE or mastic such as 3M EC244, or Koppers Bitumastic 505 applied to the threads prior to installation and reapplied prior to wrapping. The existing water main facilities shown on the plans are at or near the same elevation as the new main. T -3h 23A -103