(A) Polyvinyl chloride pipe (PVC).
(1) All PVC pipe 15 inches or less in diameter shall meet the requirements of ASTM D-3034, SDR-35. All PVC pipe greater than 15 inches in diameter shall meet or exceed the requirements of ASTM F-679. For diameters 15 inches or less, the pipe shall have a minimum cell classification of 12454-B and for diameters greater than 15 inches, the pipe shall have a minimum cell classification of 12454-C with all pipe having a minimum tensile strength of 7000 psi as defined in ASTM D-1784.
(2) All PVC pipe shall be tested in accordance with Standard Method of Test for “External Loading Properties of Plastic Pipe by Parallel Plate Loading”, ASTM 2412. Minimum pipe stiffness shall be 46 psi.
(3) Pipe joints shall be “push-on” type bell and spigot meeting the requirements of ASTM D3212 “Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals”. Elastomeric seals (gaskets) shall meet the requirements of ASTM F477.
(4) Pipe fittings and accessories shall have push-on joints and be of the same material as pipe as specified herein. The fittings and accessories shall be manufactured by the pipe supplier.
(B) Ductile iron pipe.
(1) Ductile iron pipe shall be centrifugally cast in metal or sand lined molds and shall conform to the latest revisions of ANSI/AWWA C150/A21.50 and ANSI/AWWA C151/A21.51. Ductile iron pipe shall be Pressure Class 250 minimum. The interior surface of the ductile iron pipe and fittings shall be cement lined in accordance with ANSI/AWWA C104/A21.4.
(2) Pipe joints and accessories shall be of the type shown and shall conform to the following requirements and standards:
(a) Push-on joints: ANSI/AWWA C110/A21.10 and C111/A21.11;
(b) Mechanical joints: ANSI/AWWA C110/A21.10 and C111/A21.11; and
(c) Flanged joints: ANSI/AWWA C111 /A21.10,250 psi working pressure rating and drilled to ASA 125 lbs standards.
(3) Pipe fittings shall be short body pattern designed in accordance with ANSI/AWWA C110/A21.10. Fittings for pipe up to 12 inches in diameter shall be pressure Class 250 and pipes 14 inches and larger shall be pressure Class 150.
(4) Blind flanges, companion flanges and flange fillers shall conform to ANSI B16.1, Class 125.
(2004 Code, Art. II, § A, part 2)