(A) The admission into the public sewers of any waters or wastes having:
(1) A five-day biochemical oxygen demand greater than 300 parts per million by weight of suspended solids;
(2) Containing more than 350 parts per million by weight of suspended solids;
(3) Containing an excessive quantity of substances having the characteristics described in § 51.057; or
(4) Having an average daily flow greater than two percent of the average daily sewage flow of the city;
shall be subject to the review and approval of the city.
(B) Where necessary in the opinion of the city, the owner shall provide at his expense, such preliminary treatment as may be necessary to reduce the biochemical oxygen demand to 300 parts per million and the suspended solids to 350 parts per million by weight, or reduce objectionable characteristics or constituents to within the maximum limits provided for in § 51.057, or control the quantities and rates of discharge of such waters or wastes, and to comply with the federal pretreatment standards, and the requirements of any other applicable codes, ordinances and laws.
(C) Plans, specifications and any other pertinent information relating to proposed preliminary treatment facilities shall be submitted for the approval of the Engineer, and of the Water Pollution Control Commission of the state, and no construction of such facilities shall be commenced until said approvals are obtained in writing.
(Ord. 523, passed 7-1-74; Am. Ord. 566, passed 12-19-77)