(a) If the pretreatment or equalization of waste flows is required by this Chapter, then the design and installation of the plants and equipment required shall be subject to the Director's approval. Grease, oil, and sand interceptors shall be provided, when in the opinion of the Director, they are necessary for the proper handling of liquid wastes containing harmful ingredients; except that such interceptors shall not be required for private dwelling units. All interceptors shall be of a type and capacity approved by the Director, and shall be located as to be readily and easily accessible for cleaning and inspection.
(b) Where preliminary treatment or flow-equalizing facilities are provided for any water or wastes, they shall be maintained continuously in satisfactory and effective operation by the owner at his expense.
(c) When required by the City, the owner of any property serviced by a building sewer carrying industrial wastes shall install a suitable structure together with such necessary meters, flow measuring devices and other appurtenances in the building sewer to facilitate observation, sampling, and measurement of the wastes. Such structure, when required, shall be accessible and safely located, and shall be constructed in accordance with plans approved by the City. The structure shall be installed by the owner at his expense and shall be maintained by him so as to be safe and accessible at all times.
(d) In accordance with 40 CFR 403.8(f)(1)(iv) and OAC 3745-3-03(C)(1)(e), industrial users must develop a compliance schedule for the installation of pretreatment technology, pollution control or construction of appropriate containment devices and any other appurtenances, designed to reduce, eliminate or prevent the introduction of pollutants into the POTW.
(e) The following conditions shall apply to the compliance schedule required by Section 916.04(d) of this ordinance, 40 CFR 403.12(c) and OAC 3745-3- 06(C)(9):
(1) The schedule shall contain progress increments in the form of dates for the commencement and completion of major events leading to the construction and operation of additional pretreatment required for the User to meet the applicable Pretreatment Standards (such events include, but are not limited to, hiring an engineer, completing preliminary and final plans, executing contracts for major components, commencing and completing construction, and beginning and conducting routine operation;
(2) No increment referred to above shall exceed nine (9) months;
(3) The User shall submit a progress report to the Director no later than fourteen (14) days following each date in the schedule and the final date of compliance including, as a minimum, whether or not it complied with the increment of progress, the reason for any delay, and, if appropriate, the steps being taken by the User to return to the established schedule;
(4) In no event shall more than nine (9) months elapse between such progress reports to the Director.