(A)   Grantees of industrial waste connections shall cooperate at all times with the City Engineer in the inspecting, sampling and study of the industrial wastes and facilities provided for pretreatment.
   (B)   User shall also furnish any additional information relating to the installation or use of the industrial sewer as may be requested by the City Engineer and shall operate and maintain any waste pretreatment facilities as may be required as a condition of the acceptance into the public sewer of the industrial wastes involved in an efficient manner at all times and at no expense to the city.
   (C)   User shall notify the City Engineer immediately in the event of any accident or other occurrence that occasions discharge to the public sewers of any wastes or process waters not covered by agreement and permit.
(`90 Code, § 18-11)  (Ord. 2520, passed - -)