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CASING PIPE CASING PIPE <br /> INSIDE DIAMETER WALL THICKNESS <br /> (Ilw (INCHES) (INCHES) <br /> 6- 16 0.250 <br /> 18-20 0.312 <br /> 22-24 0.375 <br /> 26-28 0.437 <br /> 30-34 0.500 <br /> 36-38 0.562 <br /> 40-50 0.625 <br /> 52 -58 0.750 <br /> 60-78 0.813 <br /> 84-90 0.875 <br /> 96- 102 0.937 <br /> 108- 114 1.000 <br /> 120 1.125 <br /> B. Field and shop welds of the casing pipes shall conform to the <br /> American Welding Society Standard Specifications. Field welds <br /> shall be complete penetration, single-vee groove or single-bevel <br /> groove type joints. <br /> 11.12 TAPPING SLEEVES AND VALVES <br /> A. Tapping sleeve and valves shall be stainless steel wraparound <br /> type or ductile iron on potable water mains. IRCDUS shall direct <br /> the contractor which type to be used. Tapping sleeve and valves <br /> shall be stainless steel wraparound type for wastewater force <br /> mains and reuse water mains per the Approved Manufacturer's <br /> Product List. <br /> B. For all force main taps, a minimum 4" tap is required. <br /> 11.13 RESTRAINED JOINTS <br /> See Section 11.04 for Restrained Joints <br /> END OF SECTION <br /> 11 - 6 <br />