As used in this chapter and in Chapter 1044, unless the context specifically indicates otherwise:
(a) Debt service means payments required to retire the wastewater treatment works debt through cash generated from user charges during the period of time that the debt is outstanding.
(b) Operation and maintenance costs means all expenses of collecting, pumping, treating and disposing of wastewater.
(c) Replacement costs means 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. Unless specifically excluded, the term operation and maintenance shall include replacement.
(d) User charge means the charge to each recipient of waste treatment services within the City's service area representing a proportionate share of the costs of operation and maintenance, including replacement of all waste treatment service provided.
(e) User class means the division of users within the City's service area by the origin of the sewage discharged and by the similarity of the functions of such users. The three general classes are as follows:
(1) Commercial user means a special class of industrial user who usually contributes primarily segregated domestic wastes or wastes from sanitary conveniences. Such users are usually identified in Divisions C, F, G, H and portions of I in the SIC Manual.
(2) Industrial user means any user of publicly-owned collection and treatment works identified in Divisions A, B, D and E of the SIC Manual.
(3) Residential user means single-family or equivalent residences which discharge only wastes from sanitary conveniences.
(Ord. 1990-23. Passed 10-1-90.)