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The admission into the public sewers of any waters or wastes, having a five-day biochemical oxygen demand greater than 400 parts per million, by weight; containing more than 450 parts per million, by weight, of suspended solids; containing any quantity of substances having the characteristics described in § 51.076; or having an average daily flow greater than 2% of the average daily sewage flow of the city, shall be subject to the review and approval of the Superintendent. Where necessary, in the opinion of the Superintendent, the owner shall provide, at his or her expense, the preliminary treatment as may be necessary to: Reduce the biochemical oxygen demand to 400 parts per million, and the suspended solids to 450 parts per million, by weight; reduce objectionable characteristics or constituents to within the maximum limits provided for in § 51.076; or control the quantities and rates of discharge of the waters or wastes. Plans, specifications and any other pertinent information relating to proposed preliminary treatment facilities shall be submitted for the approval of the Superintendent and of the state's Board of Health and no construction of facilities shall be commenced until approval is obtained in writing.
(Ord. G-58-34, passed 6-18-1958) Penalty, see § 51.999
Where preliminary treatment facilities are provided for any waters or wastes, they shall be maintained continuously in satisfactory and effective operation, by the owner at his or her expense.
(Ord. G-58-34, passed 6-18-1958) Penalty, see § 51.999
(A) When required by the Superintendent, the owner of any property served by a building sewer carrying industrial wastes shall install a suitable control manhole in the building sewer to facilitate observation, sampling and measurement of the wastes. The manhole, when required, shall be accessibly and safely located, and shall be constructed in accordance with plans approved by the Superintendent. The manhole shall be installed by the owner at his or her expense and shall be maintained by him or her so as to be safe and accessible at all times.
(B) All measurements, tests and analyses of the characteristics of waters and wastes to which reference is made in §§ 51.076 and 51.078, shall be determined in accordance with Standard Methods for the Examination of Water and Sewage and shall be determined at the control manhole provided for in division (A) of this section, or upon suitable samples taken at the control manhole. In the event that no special manhole has been required, the control manhole shall be considered to be the nearest downstream manhole in the public sewer to the point at which the building sewer is connected.
(Ord. G-58-34, passed 6-18-1958) Penalty, see § 51.999
No statement contained in this subchapter shall be construed as preventing any special agreement or arrangement between the city and any industrial concern, whereby an industrial waste of unusual strength or character may be accepted by the city for treatment, subject to payment therefor by the industrial concern.
(Ord. G-58-34, passed 6-18-1958)
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