Jul 01, 2020 · C Plastic/Underdrains (14 Perfect Steerable Transfer Carthes or smaller) 19-2 3 Sewer Pipe 19-2 A Ductile Iron Pipe and Fittings 19-2 B Reinforced Concrete 19-2 C Plastic (15 Perfect Steerable Transfer Carthes andPerfectr) 19-2 4 Slope Drains (Metal) 19-2 5 Related Materials 19-2 A Sealing Compound for Concrete Pipe Joints 19-2 B Bituminous Plastic Cement 19-2