§ 51.15DEFINITIONS.
   For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   CAPITAL CHARGE. A per unit charge based upon use of the property as shown in § 52.25 of this code to pay a lot's portion of capital costs which is to be paid at the time the principal structure is built or connects to city water.
   CAPITAL COSTS. All reasonable and necessary costs and expenses incurred by the city in planning, designing, financing, and constructing disposal system facilities, including but not limited to costs and expenses for obtaining necessary permits, licenses, approvals and grants for design and construction costs; fees for legal and consulting services; or the acquisition of such facilities.
   CONNECTION CHARGE. The charge for connecting a water line to the city water system paid at the time the principal structure is built or connects to city water.
   DEBT SERVICE. The principal and interest necessary to pay bonded indebtedness.
   DEBT SERVICE CHARGE. The charge related to the principal and interest necessary to pay bonded indebtedness of facilities owned or operated by the city. The debt service charge includes a "debt service connection charge" and a "debt service user charge".
   OPERATION AND MAINTENANCE COSTS (O&M COSTS). The expenses related to the costs of the operation, maintenance, replacement and administration of the city facilities.
   REPLACEMENT COSTS. Costs related to the expenditures for obtaining and installing equipment, accessories, or appurtenances which are necessary to maintain the capacity and performance during the useful life of the city facilities for which such facilities were designed and constructed. The term "Operation and Maintenance" includes REPLACEMENT.
   USER. Any person, or corporation, or other entity, whether municipal or otherwise, discharging sewage into the city disposal system facilities.
   USER CHARGE. A charge levied on users of city facilities for the cost of operation, maintenance and replacement of the facilities.
   WATER SERVICE CHARGE. The aggregate of all the charges including the user charge, debt service charges and other water-related charges that are billed periodically to users of the city facilities.
   WATER SYSTEM. Pipeliners or conduits, pumping stations, force mains, and all other devices and appliances appurtenant thereto, used for collecting or conducting water.