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Deco:: A-. a,1 Reser-;o;r '__r.[o :-sn Jolla-clan Fac.. 'ac-Lid <br /> 2 .3 .2 ?VC Plastic Pressure Pipe and Associated Fit_tngs <br /> PVC Plastic Pressure Pipe and Fittings: <br /> Pipe and Fittings Less Than 4-inch Diameter: Pipe, couplings and <br /> fittings shall be manufactured of materials conforming to ASTM D 1784, <br /> Class 124548. <br /> (1) Screw-Joint: Pipe shall conform to dimensional requirements <br /> of ASTM D 1785, Schedule 80, with joints meeting requirements of <br /> 150 psi working pressure, 200 psi hydrostatic test pressure, <br /> unless otherwise shown or specified. Fittings for threaded pipe <br /> shall conform to requirements of ASTM D 2464, threaded to conform <br /> to the requirements of ASME B1.20.1 for use with Schedule 80 pipe <br /> and fittings. Pipe couplings when used, shall be tested as <br /> required by ASTM D 2464. <br /> (2) Solvent Cement Joint: Pipe shall conform to dimensional <br /> requirements of ASTM D 1785 or ASTM D 2241 with joints meeting the <br /> requirements of 150 psi working pressure and 200 psi hydrostatic <br /> test pressure. Fittings for solvent cement jointing shall conform <br /> to ASTM D 2466 or ASTM D 2467. <br /> 2.4 CONCRETE MATERIALS <br /> 2.4.1 Cement Mortar <br /> Cement mortar shall conform to ASTM C 270, Type M with Type II cement. <br /> 2.4.2 Portland Cement <br /> Submit certificates of compliance stating the type of cement used in <br /> manufacture of concrete pipe, fittings and precast tanks. Portland cement <br /> shall conform to ASTM C 150/C 150M, Type II for concrete used in concrete <br /> pipe, concrete pipe fittings, and tanks and type optional with the <br /> Contractor for cement used in concrete cradle, concrete encasement, and <br /> thrust blocking. <br /> 2.4.3 Portland Cement Concrete <br /> Portland cement concrete shall conform to ASTM C 94/C 94M, compressive <br /> strength of 4000 psi at 28 days, except for concrete cradle and encasement <br /> or concrete blocks for manholes. Concrete used for cradle and encasement <br /> shall have a compressive strength of 2500 psi minimum at 28 days. Concrete <br /> in place shall be protected from freezing and moisture loss for 7 days. <br /> 2.5 MISCELLANEOUS MATERIALS <br /> 2.5.1 Gaskets and Connectors <br /> Gaskets for joints between tanks shall conform to ASTM C 443. Resilient <br /> connectors for making joints between tank wall and pipes entering tank <br /> shall conform to ASTM C 923 or ASTM C 990. <br /> 2.5.2 External Preformed Rubber Joint Seals <br /> An external preformed rubber joint seal shall be an accepted method of <br /> sealing cast iron covers to precast concrete top to prevent ground water <br /> infiltration into sewer systems. <br /> 33 30 00.00 25-7 <br />