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Be The pressure rating shall be 350 psi . <br /> C . Joint restraint, when required ; see Approved Manufacturer' s <br /> Product List. <br /> 2 .08 SUBMITTALS <br /> Before starting installation of the PVC pipe and fittings , the Contractor <br /> shall submit complete detailed working drawings for approval by the <br /> IRCDUS 's Engineer OF record and IRCDUS . Such drawings shall show <br /> the piping layouts and contain schedules of all pipe , fittings , valves , <br /> expansion joints , hangers and supports , and other appurtenances . <br /> Where special fittings are required , they shall be shown in large detail <br /> with all necessary dimensions . The drawings submitted shall show <br /> flanged jointed sections placed so as to be removable without disturbance <br /> to the main pipe sections . <br /> 2 .09 MARKING <br /> A. Number 10 stranded conductor copper trace wire shall be spiral <br /> wrapped or affixed to the top of the pipe . See trace wire Detail M- <br /> 14 for specifications regarding installation . <br /> Be Trace wire is required over all pipes . <br /> C . A 2" wide magnetic I . D . location tape is required over all pipes . <br /> Tape is to be installed 12" below proposed finished grade . <br /> 2 . 10 INSTALLATION <br /> A. Unless otherwise noted on the drawings or in other sections of this <br /> specification , the pipe shall be handled and installed in strict <br /> accordance with the manufacturer's instructions and with the <br /> applicable provisions of AWWA Standard Specifications C605-94 , <br /> or latest revision . If a conflict exists between the manufacturer's <br /> instructions and the AWWA Standard Specifications , the <br /> manufacturer's instructions shall govem . The Contractor shall use <br /> every precaution during construction to protect the pipe against <br /> the entry of non -potable water, dirt, wood , small animals , and any <br /> other foreign material that would hinder the operation of the <br /> pipeline . Where the groundwater elevation is above the bottom of <br /> the trench , the Contractor shall provide suitable dewatering <br /> equipment. All piping shall be placed in a dry trench , unless the <br /> Engineer of Record and IRCDUS approves wet trench installation . <br /> Be Depth of Cover and Pipe Elevation : Unless otherwise shown on <br /> the drawings , or otherwise authorized by the IRCDUS , all pipe <br /> shall have a minimum depth of cover of 36 inches . Contractor <br /> shall determine top of pipe elevation and top of finished grade <br /> elevation for every two joints of pipe installed using a level . Pipe <br /> 2 - 3 <br />