(A) Generally. Grease, oil and sand traps or interceptors shall be provided for the proper handling of liquid wastes containing pollutants in excessive amounts, flammable wastes, sand or other harmful ingredients; except that such interceptors shall not be required for private living quarters or dwellings. All interceptors shall be of a type and capacity approved by the manager and shall be located as to be readily and easily assessable for cleaning and inspection. 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, water-tight and equipped with easily removable covers which, when bolted in place, shall be gas-tight and water-tight. All installed grease, oil and sand interceptors shall be maintained in continuously efficient operation by the owner at the owner’s expense. The use of hot water, enzymes, chemicals, other agents or devices for the purpose of causing the oil, grease or sand to pass through the interceptor and/or the facility provided is prohibited. Materials removed from these facilities shall be either utilized by the industrial user or disposed of at designated approved location
(B) Capacity. Grease interceptors shall have the grease retention capacity indicated in the Plumbing Code.
(C) Maintenance. Where installed, all grease, oil and sand interceptors shall be maintained by the owner, at his or her expense, in continuously efficient operation at all times.
(1) Grease interceptors shall be pumped and cleaned at a frequency sufficient to maintain compliance with the requirements of this chapter. At a minimum, a grease interceptor shall be cleaned and pumped whenever the combined thickness of the floating greases and settled solids is equal to or greater than 25% of the content of the interceptor. If repairs are required, they shall be performed within seven days.
(2) When required by the Public Works Director, grease interceptors shall be pumped and cleaned within 48 hours. When in the opinion of the Town Administrator the environment is threatened, the Town Administrator may require a facility to immediately cease operations until the facility’s grease interceptor is cleaned and pumped.
(3) Grease interceptors shall have monitoring locations adequate for obtaining representative effluent samples. Users shall document all cleaning and maintenance activities performed on their grease interceptors. Copies of grease hauling and handling manifests shall be maintained on site. These records shall be maintained for a minimum of three years and be available for inspection and copying by the Town Administrator or designee.
(Ord. 381, passed 8-12-2021)