PIPE INSTITUTE CAST IRON SOIL PIPE INSTITUTE 5959 Shallowford Road, Suite 419 Chattanooga, Tennessee 37421 (423) 892-0137 www.cispi.org CAST IRON SOIL PIPE AND FITTINGS HANDBOOK Copyright© 1967, 1972, 1976, 1989, 1990, 1992, 1994, 1998, 2002, 2006 by the Cast Iron Soil Pipe Institute...