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a <br /> SECTION 5 <br /> GRAVITY SANITARY SEWERS <br /> POLYVINYL CHLORIDE PIPE <br /> 5.01 SCOPE <br /> This section covers polyvinyl chloride pipe and fittings for gravity sanitary <br /> sewers. <br /> 5.02 GENERAL <br /> A . Polyvinyl chloride ( PVC) pipe shall be allowed for use as gravity <br /> ' sewer pipe where compatible with the specific conditions of the <br /> project. Indian River County Department of Utility Services <br /> ( IRCDUS ) may require the use of material other than polyvinyl <br /> chloride during construction permit review or by IRCDUS field <br /> personnel during construction if it is determined that polyvinyl <br /> chloride pipe is unsuitable for the particular application . <br /> B . Polyvinyl chloride ( PVC ) gravity sewer pipe can be used up to a <br /> depth of sixteen feet as specified herein . Ductile iron pipe shall be <br /> used for depths greater than 16 feet, except where other material <br /> is specifically specified and approved by IRCDUS's Engineer. <br /> 5.03 GRAVITY SEWER PIPE AND FITTINGS <br /> A. Gravity sewers lines and laterals shall be extra strength polyvinyl <br /> chloride pipe and shall conform to the latest ASTM Designation <br /> D3034-SDR26 . Fittings installed in polyvinyl chloride pipe shall <br /> conform to the same specifications as the pipe in which they are <br /> installed . <br /> B . In addition to the requirements of ASTM specifications, the <br /> pipe shall not be out-of-round or crooked in alignment as <br /> determined by the Engineer. Any length of pipe 6 inches or <br /> greater in diameter whose inside diameters measured at <br /> right angles to each other vary more than 114 inch may be <br /> rejected . <br /> C . Polyvinyl chloride pipe shall be a maximum of 20 feet in <br /> ' length and shall be on the Approved Manufacturer' s Product <br /> List. <br /> D . Material shall meet or exceed the requirements of ASTM <br /> Designation 1784, Type 1 , Grade 1 ( 12454-B ) . All P . V. C . <br /> materials shall be stored in accordance with the <br /> ' manufacturer's specifications ( not in direct sunlight) . PVC <br /> pipe and fittings , which show signs of ultraviolet degradation , <br /> s <br /> 5 - 1 <br />