(A) A grease interceptor shall be installed on all building sewers for all commercial and multiple dwelling unit users. Any conversion to commercial or multiple dwelling use shall be required to install a grease interceptor. The requirement for a grease interceptor may be waived by the city administration when a written request is filed indicating all of the following:

(1) The waste stream from the commercial establishment meets the terms of domestic waste defined in this chapter; and

(2) No kitchen facilities for public service, or service to more than ten residents or dwelling units as defined herein.

(B) Oil and sand interceptors shall be required when they are necessary for the proper handling of liquid wastes containing grease in excessive amounts or any flammable wastes, sand or other harmful ingredients; except that the interceptors shall not be required for private living quarters or dwelling units. All interceptors shall be of a type and capacity approved by the city administration and shall be located as to be readily and easily accessible for cleaning and inspection. The city administration shall make the final determination of the requirements.

(Ord. 1737, passed 6-24-91)