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L <br /> Joints in bell and spigot pipe shall be push-on , mechanical , or <br /> restrained joints in accordance with AWWA Standard C- 111 (ANSI <br /> 21 . 11 -85 ) , or latest revision . Mechanical joint pipe set-screw type <br /> retainer glands will not be permitted . <br /> 4 . Flanged Connections <br /> Flanged pipe with screwed -on flanges shall be furnished with long <br /> hubs , and the flanges shall be screwed on the threaded end of the <br /> pipe in the shop , and the face of the flange and end of pipe refaced <br /> together. There shall be no leakage through the pipe threads and <br /> the flanges shall be designed to .prevent corrosion of the threads <br /> from outside . The back of the hub shall be caulked where the hub <br /> threads joint with the pipe . <br /> F . Disinfecting Potable Water Pipelines <br /> Before being placed in service , all potable water pipelines shall be <br /> chlorinated in accordance with the latest edition of AWWA C-651 , <br /> " Standard Procedure for Disinfecting Water Mains" , except that the use of <br /> tablets is strictly prohibited . The procedure shall be approved by the <br /> Engineer . The location of the chlorination and sampling points will be as <br /> specified by the Florida Department of Environmental Protection , Water <br /> Distribution System Permit . Taps for chlorination and sampling shall be <br /> uncovered and backfilled by the Contractor, as required . <br /> G . Payment Shall Be Made Under: <br /> Item No . UT 3 Fire Hydrant Relocation — Each <br /> Item No . UT 1 Trace Wire Repair — Each <br /> Item No . UT 2 Valve Marker Installation — Each <br /> ** END OF SECTION" <br /> t <br /> F :\Engineering\Special Projects\Eagle Trace Phase 2\Contract Documents\Eagle Trace Subdivision Phase "61 1A <br /> & 0001 - Technical Provisions. doc - 15 - <br />