(a) Persons desiring to discharge to the public sewer industrial wastewaters which are incompatible with the system shall construct and operate pretreatment facilities to bring the wastewater to a condition and quality which is compatible with the sewerage system prior to discharge to the sewer. Facilities such as grease and oil interceptors, grit traps, and flow equalization basins and controls shall be considered pretreatment facilities, as well as all other facilities designated to eliminate incompatible characteristics and/or reduce wastewater loads of compatible characteristics.
(b) The user shall obtain approval from the manager of the plans and specifications for the pretreatment facilities prior to construction of pretreatment facilities, shall construct such facilities at his expense, and shall operate and maintain such facilities to meet conditions of his approved sewer connection service permit.
(Code 1989, § 51.23)