18-29-804.1 General.

   The materials and methods utilized for the construction and installation of indirect waste pipes and systems shall comply with the applicable provisions of Article 7.

18-29-804.2 Acid waste piping material.

   Material for acid drainage waste and vents in Article 7 shall be specifically indicated and approved for acid waste drainage.

18-29-805 Waste Water Control.

18-29-805.1 Preliminary treatment.

   Whenever an industrial plant or other establishment discharges or proposes to discharge industrial wastes into any waters, sewer, drain, watercourse or natural outlet in the city of Chicago, such plant or establishment shall either:

   1.   Reduce or modify the objectionable characteristics or constituents of such industrial wastes to meet the limits or requirements of Section 18-29-805.2 and to prevent pollution; or

   2.   Control the quantities and rates of discharge of such industrial wastes over a 24-hour day and a seven- day week to prevent surge discharges which may place an unreasonable burden upon the sewage works on the metropolitan water reclamation district.

18-29-805.1.1 Approval.

   The commissioner of water management shall require the owner, operator or tenant of such industrial plant or establishment to provide adequate preliminary treatment or handling facilities to accomplish such a result. Before any permit for the construction of preliminary treatment or handling facilities is issued, plans, specifications and other pertinent data or information relating to such proposed treatment or handling facilities shall be submitted for the approval of said commissioner. No permit shall be issued and no construction of such facilities shall be commenced without the prior written approval of said commissioner; and no substantial alteration or addition to or in the sewer or drain or in the preliminary treatment or handling facilities shall be made without the prior written approval of said commissioner.

(Amend Coun. J. 11-8-12, p. 38872, § 361)

18-29-805.2 Prohibited wastes.

   No person shall discharge or cause to be discharged any of the wastes or waters described in Sections 18-29-805.2.1 and 18-29-805.2.2 into any sewer, watercourse, natural outlet or waters within or partially within or adjoining the boundaries of the city of Chicago.

18-29-805.2.1 Maximum concentration.

   Maximum concentration acceptable for discharge into the sewage system of the city of Chicago shall be in accordance with that set forth by the metropolitan water reclamation district ordinance titled the sewage and waste control ordinance enacted September 18, 1969 and as amended from time to time.