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G. Where flanges are to be used, flanges shall be van stone type with full-faced <br />vinyl gaskets. <br /> <br />H. Socket type pipe fittings for schedule 80 pipe shall conform to ASTM D2467. <br /> <br />I. Fittings shall have the same schedule designation, joint type and be made of <br />the same PVC compound as the connecting pipe. <br /> <br />2.04 POLYVINYLCHLORIDE (PVC) PRESSURE PIPE <br /> <br />A. Joints shall be bell and spigot type using flexible elastomeric seals conforming <br />to AWWA C900, DR 18 with ductile iron fittings. <br /> <br />B. Restraining PVC pipe to mechanical joint DIP fittings: <br /> <br />1. The mechanical joint restraint shall have working pressure of at least 150 psi <br />with a minimum safety factor of 2:1. <br /> <br />2. Retainer glands shall consist of a plurality of individually activated gripping <br />surfaces to maximize restraint capability. The glands shall have serrations <br />on the I.D. sufficient to hold the working and test pressures. <br /> <br />3. Dimensions of the glands shall be such that it can be used with standardized <br />mechanical joint bell and tee-head bolts conforming to AWWA/ANSI <br />C111/A21.11 and AWWA/ANSI C153/A21.53. <br /> <br />4. Twist off nuts, sized same as tee-head bolts, shall be used to insure proper <br />actuating of the restraining devices. <br /> <br />C. Retainer glands for 4 through 12-inch mechanical joint fittings shall be <br />MEGALUG Series 2000 PV as manufactured by EBAA Iron, Inc., or approved <br />equal. <br /> <br />D. Retainer glands for 14 through 30-inch mechanical joint fittings shall be <br />MEGALUG Series 1000 PV as manufactured by EBAA Iron, Inc., or approved <br />equal. <br /> <br />2.05 HIGH DENSITY POLYETHYLENE (HDPE) PIPE <br /> <br />A. This specification covers high-density polyethylene (PE 3408) pressure pipe <br />primarily intended for transportation of potable water either buried or above <br />grade. <br /> <br />B. Referenced Standards: <br /> <br />1. AWWA C901 - Polyethylene (PE) Pressure Pipe and Tubing, 1/2 inch <br />through 3 inch For Water Services. <br /> <br />City of Sunny Isles Beach <br />NE 174th Street Roadway Improvements <br />15105 - 8 Pipes and Tubes <br />14-1758 / 09-19-2014 <br />