(a) Required. Grease, oil, and sand interceptors shall be provided when, in the opinion of the Engineer, they are necessary for the proper handling of liquid wastes containing grease in excessive amounts or any flammable wastes, sand, or other harmful ingredients; provided, however, such interceptors shall not be required for private living quarters or dwelling units.
(b) Type, capacity, and location. All interceptors shall be of a type and capacity approved by the Engineer and shall be located so as to be readily and easily accessible for cleaning and inspection.
(c) Construction. Grease and oil interceptors shall be constructed of impervious materials capable of withstanding abrupt and extreme changes in temperature. They shall be of substantial construction, watertight, and equipped with easily removable covers which, when bolted in place, shall be gastight and watertight.
(d) Maintenance. Where installed, all grease, oil, and sand interceptors shall be maintained by the owner at his expense in continuously efficient operation at all times. (§§ 503 and 504, Ord. 497; as amended by § 2, Ord. 1470, eff. July 14, 2016)