(A) Composition of valves. Backwater valves shall have all bearing parts of bronze or other corrosion-resistant materials.
(Prior Code, § 28-99)
(B) Sealing ability required. Backwater valves shall be so constructed as to ensure a mechanical seal against backflow.
(Prior Code, § 28-100)
(C) Valve capacity. Backwater valves, when fully opened, shall have a capacity not less than that of the pipes in which they are installed.
(Prior Code, § 28-101)
(D) Valve accessibility required. Backwater valves shall be so installed as to provide ready accessibility to their working parts.
(Prior Code, § 28-102)
(Ord. 2-89, passed 3-2-1989)