No statement contained in this subchapter shall be construed as prohibiting any special agreement between the approving authority and any person, whereby an industrial waste of unusual strength or character may be admitted to the wastewater treatment works, either before or after pretreatment,
provided that there is no impairment of the functioning of the wastewater treatment works by reason of the admission of the wastes, and no extra costs are incurred by the city without recompense by the person, provided that all rates and provisions set forth herein.
(Ord. 170, passed 8-10-1981)