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r <br /> r <br /> D . Dimensions and workmanship shall be as specified by ASTM <br /> F714. PE fittings and transitions shall meet ASTM D3261 . PE pipe <br /> shall have a minimum density of 0. 955 grams per cubic r <br /> centimeter. All PE pipe and fittings shall have a Hydrostatic <br /> Design Basis ( HDB) of 1 ,600 psi . <br /> r <br /> E . PE pipe and accessories 3" and greater in diameter, shall be 160 <br /> psi at 73. 4° F meeting the requirements of Standard Dimension <br /> Ratio (SDR) 11 as MINIMUM STRENGTH . r <br /> F. The pipe manufacturer must certify compliance , with the above <br /> requirements . <br /> 3.09 MATERIALS FOR PIPE SIZES 3" AND UNDER <br /> r <br /> A. Materials used for the manufacture of polyethylene pipe and <br /> fittings shall be made from a PE 3408 polyethylene resin <br /> compound meeting cell classification 345434C per ASTM D3350; <br /> and meeting Type 111 , Class C, Category 5 , Grade P34 per r <br /> ASTM D1248. <br /> B. Polyethylene ( PE) pipe shall comply with AWWA Standard r <br /> Specifications C901 -96 . <br /> C. If rework compounds are required , only those generated in the r <br /> Manufacturer's own plant from resin compounds of the same class <br /> and type from the same raw material supplier shall be used . <br /> r <br /> D . Dimensions and workmanship shall be as specified by ASTM D- <br /> 3035 . PE fittings and transitions shall meet ASTM D3261 . PE <br /> pipe shall have a minimum density of 0 . 955 grams per cubic r <br /> centimeter. All PE pipe and fittings shall have a Hydrostatic <br /> Design Basis ( HDB ) of 1 ,600 psi . <br /> E . PE pipe and accessories 3" and greater in diameter, shall be 160 r <br /> psi at 73 . 4° F meeting the requirements of Standard Dimension <br /> Ration ( SDR) 11 as minimum strength . _ <br /> F. The pipe manufacturer must certify compliance with the above <br /> requirements . <br /> r <br /> 3 . 10 FITTINGS <br /> A. All molded fittings and fabricated fittings shall be fully pressure r <br /> rated to match the pipe SDR pressure rating to which they are <br /> made . All fittings shall be molded or fabricated by the <br /> manufacturer. No Contractor fabricated fittings shall be used ., <br /> unless approved by the Engineer. <br /> 3 - 4 <br />