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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />E. Copper Unions: <br />1. MSS SP -123. <br />2. Cast -copper -alloy, hexagonal -stock body. <br />3. Ball-and-socket, metal -to -metal seating surfaces. <br />4. Solder -joint or threaded ends. <br />F. Copper Pressure -Seal -Joint Fittings: <br />1. Basis -of -Design Product: Subject to compliance with requirements, provide products by <br />one of the following: <br />a. Elkhart Products Corporation. <br />b. NIBCO Inc. <br />c. Viega. <br />2. Fittings for NPS 2 and Smaller: Wrought -copper fitting with EPDM-rubber, 0 -ring seal in <br />each end. <br />3. Fittings for NPS 2-1/2 to NPS 4: Cast -bronze or wrought -copper fitting with EPDM- <br />rubber, 0 -ring seal in each end. <br />2.3 PIPING JOINING MATERIALS <br />A. Pipe -Flange Gasket Materials: <br />1. AWWA C110/A21.10, rubber, flat face, 1/8 inch thick or ASME 616.21, nonmetallic and <br />asbestos free unless otherwise indicated. <br />2. Full -face or ring type unless otherwise indicated. <br />B. Metal, Pipe -Flange Bolts and Nuts: ASME 618.2.1, carbon steel unless otherwise indicated. <br />C. Solder Filler Metals: ASTM B 32, lead-free alloys. <br />D. Flux: ASTM B 813, water flushable. <br />2.4 ENCASEMENT FOR PIPING <br />A. Standard: ASTM A 674 or AWWA C105/A21.5. <br />B. Form: Sheet or tube. <br />C. Color Black or natural. <br />2.5 TRANSITION FITTINGS <br />A. General Requirements: <br />1. Same size as pipes to be joined. <br />2. Pressure rating at least equal to pipes to be joined. <br />3. End connections compatible with pipes to be joined. <br />DOMESTIC WATER PIPING 221116 - 2 <br />