Cast Iron Water Pipe

(1)  Cast iron water pipes shall conform to ANSI/AWWA C151/A21.51, “Ductile-Iron Pipe, Centrifugally Cast”.

(2)  Cement-mortar lining for cast iron water pipes shall conform to ANSI/AWWA C104/A21.4, “Cement-Mortar Lining for Ductile-Iron Pipe and Fittings”.

(3)  Cast iron fittings for cast iron or ductile-iron water pipes shall conform to ANSI/AWWA C110/A21.10, “Ductile-Iron and Gray-Iron Fittings”.

(4)  Rubber gasket joints for cast iron and ductile-iron pressure pipe for water piping shall conform to ANSI/AWWA C111/A21.11, “Rubber-Gasket Joints for Ductile-Iron Pressure Pipe and Fittings”.

Article 7.2.6.4. Ontario Regulation 332/12 Building Code,   O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021.