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Section 15068 <br /> DUCTILE IRON PIPE <br /> Joints <br /> Rubber gasket AWWA C111 <br /> Threaded flange AWWA C115 <br /> Fittings AWWA C110, C115, C606 <br /> Cement mortar lining AWWA C104 <br /> Polyethylene encasement AWWA C105 <br /> Epoxy coating Section 09800, PAINTING AND SPECIAL <br /> COATING SYSTEMS <br /> Petrolatum Coating(M) Section 09800, PAINTING AND SPECIAL <br /> COATING SYSTEMS <br /> Pipe class (wall thickness) shall be the minimum specified below. <br /> Pipe Class <br /> 3-12 inch diameter 350 <br /> 14-18 inch diameter 300 <br /> Grooved end 4-16 inch diameter 53 <br /> Grooved end 18 inch diameter 54 <br /> Grooved end 20 inch diameter 55 <br /> Grooved end 24-36 inch diameter 56 <br /> Flanged end 53 <br /> 2.02 FITTINGS <br /> Fittings shall conform to AWWA C110 (or C153), AWWA C116, and AWWA C606. For <br /> pipe types not described in the table above, the pipe shall be Class 53. Ends shall be <br /> flanged, mechanical joint or push-on to suit the conditions shown on the plans. Gray cast <br /> iron fittings may be substituted for ductile iron fittings provided they conform to the <br /> specified requirements. Long radius elbows shall be provided where specified, in Section <br /> 15060 (PIPESPEC). <br /> Walnut Grove Sewer Project(Conformed) 15068-5 SAO 160401 <br /> March 2008 n:vsa0160401vSpecsvwg conform div 15v15068.doc <br />