§ 51.30 DEFINITIONS.
   Unless the context specifically indicates otherwise, the meanings of the following terms as used in this subchapter or as used in the rules and regulations adopted by the Board of Trustees to implement the provisions of this subchapter shall be as follows:
   BIOCHEMICAL OXYGEN DEMAND (OR BOD) OF SEWAGE, SEWAGE EFFLUENT, POLLUTED WATERS OR INDUSTRIAL WASTES. The quantity of dissolved oxygen in milligrams per liter required during stabilization of the decomposable organic matter by aerobic biochemical action under standard laboratory procedures for 5 days at 20° Centigrade. The laboratory determinations shall be made in accordance with procedures set forth in Standard Methods (see definition below).
   CHEMICAL OXYGEN DEMAND OR (COD) OF SEWAGE, SEWAGE EFFLUENT, POLLUTED WATERS OR INDUSTRIAL WASTES. A measure of the oxygen equivalent of that portion of the organic matter in a sample that is susceptible to oxidation by a strong chemical oxidant. The laboratory determination shall be made in accordance with procedures set forth in Standard Methods.
   EQUIPMENT. All movable, non-fixed items necessary to the wastewater treatment process.
   INDUSTRIAL WASTES. Any solid, liquid or gaseous substance of form of energy discharged, permitted to flow or escaping from an industrial, manufacturing, commercial or business process or from the development, recovery or processing of any natural resource carried on by any person as defined in this section, and shall further mean any waste from an industrial user as defined in this section.
   OPERATION AND MAINTENANCE EXPENSES. All annual expenses related directly to operating and maintaining the sewage works as identified in "Uniform System of Accounts for Wastewater Utilities" or as prescribed by the State Board of Accounts under general headings, Plant Operation and Maintenance, Sewer Operation and Maintenance, Customer Accounts, Administrative and General, Insurance and Taxes.
   PERSON. Any and all persons, natural or artificial, including any individual, firm, company, municipal or private corporation, association, society, institution, enterprise, governmental agency or other entity.
   REAL PROPERTY. All non-movable fixed in place items such as structures and buildings housing equipment or otherwise used in the wastewater treatment plant process.
   REPLACEMENT. Expenditures for obtaining and installing equipment, accessories or appurtenances which are necessary during the service life of the treatment works to maintain the capacity and performance for which such works were designed and constructed.
   SANITARY SEWAGE. Sewage discharged from the sanitary conveniences of dwellings (including apartment houses and hotels), office buildings, factories or institutions and free from storm water, surface water and industrial wastes.
   SERVICE LIFE. The period of time during which a component of a wastewater treatment works will be capable of performing a function; and the maximum life components constructed under EPA Project No. C180400 01 as hereby set as follows:
      (1)   Real property - 50 years commencing from January 1, 1976;
      (2)   Process equipment - 30 years commencing from January 1, 1976; and
      (3)   Auxiliary equipment - 15 years commencing from January 1, 1976.
   SEWAGE. The water-carried wastes from residences, business buildings, institutions and industrial establishments, singular or in any combination, together with such ground, surface and storm waters as may be present.
   SEWAGE WORKS. All facilities for collecting, transporting, pumping, treating and disposing of sewage and sludge, namely the sewerage system and wastewater treatment plant.
   SEWERAGE SYSTEM. The network of sewers and appurtenances used for collecting, transporting and pumping sewage to the wastewater treatment plant.
   SEWER CHARGES. Comprised of the user charge and a separate amount for debt service and USER CHARGES shall mean a system of charges levied on users of a treatment works for the cost of operation and maintenance (including replacement) of such works. In addition each user shall pay an amount sufficient to pay principal and interest (debt service) on any revenue bonds, payable from the revenues of the sewage works, proportional to the equipment and real property necessary for wastewater treatment for each user. The method of computing the initial user charge and debt service charge is contained in a report prepared by McCullough & Associates, Public Accountants, Indianapolis, Indiana, and is incorporated as a part hereof. Prior to May 1, of each year, the Clerk-Treasurer shall prepare and present to the Board of Trustees an accounting of operation and maintenance expenses, replacement costs and debt service for the immediately preceding calendar year, and the Board of Trustees shall, upon receiving said accounting, effect any change in the monthly sewer charges necessary to produce revenue proportionate to costs for each user.
   SHALL. Is mandatory and MAY is permissible.
   STANDARD METHODS. The examination and analytical procedures set forth in the most recent edition of Standard Methods for the Examination of Water and Wastewater, published jointly by the American Public Health Association, the American Water Works Association and the Water Pollution Control Federation.
   STRENGTH-OF-WASTES SURCHARGE. The extra user charges for sewerage service assessed users whose sewage is of such a nature that it imposes upon the sewage works a burden greater than that covered by the basic user charge.
   SURCHARGE. A charge for sewerage services in addition to the basic service charge.
   SUSPENDED SOLIDS. Solids which either float on the surface of or are in suspension in water, sewage or other liquid and which are removable by laboratory filtration. Their concentration shall be expressed in milligrams per liter. Quantitative determinations shall be made in accordance with procedures set forth in Standard Methods.
   TOWN. Town of Brooklyn, Indiana, or any duly authorized officials acting in its behalf.
   USER CLASSES. Each recipient of municipal wastewater treatment services shall be either in the industrial class or the non-industrial class (including domestic, commercial, institutional and governmental). The industrial class shall include any user as determined by the Board of Trustees, identified in the Standard Industrial Classification Manual of 1972, Office of Management and Budget, as amended and supplemented, under the following divisions: Division A - Agriculture, Forestry and Fishing; Division B - Mining; Division D - Manufacturing; Division E - Transportation, Communications, Electric, Gas and Sanitary Services; and Division I - Services. The non-industrial class shall include all domestic and governmental users and those industrial, commercial and institutional users whose wastes are segregated domestic wastes or wastes from sanitary conveniences where regular domestic wastes are those wastes generated by normal domestic activity as determined by the Board of Trustees.
   WASTEWATER TREATMENT PLANT. The arrangement of devices, structures and equipment used for treating and disposing of sewage and sludge.
(Ord. passed 11-3-1975)