§ 51.01  DEFINITIONS.
   For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   BOD (denoting BIOCHEMICAL OXYGEN DEMAND). The quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at 20°C, expressed in milligrams per liter.
   BUILDING DRAIN. The part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer, beginning five feet outside the inner face of the building wall.
   BUILDING SEWER. The extension from the building drain to the public sewer or other place of disposal.
   CITY. The City of Waterbury acting through any authorized representative.
   CITY ENGINEER. The appointed engineer of the city.
   COMBINED SEWER. A sewer receiving both surface runoff and sewage.
   DPW. The sewer operation and maintenance group of the Department of Public Works.
   GARBAGE. Solid wastes from the domestic and commercial preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.
   HEALTH OFFICER. The appointed Health Officer of the city or his authorized representative.
   INDUSTRIAL WASTE. The liquid wastes from industrial manufacturing processes, trade or business as distinct from sanitary sewage.
   MAY. Is permissive.
   NATURAL OUTLET. Any outlet into a watercourse, pond, ditch, lake or other body of surface or ground water.
   pH. The logarithm of the reciprocal of the concentration of hydrogen ions in mols per liter of solution.
   PERSON. Any individual, firm, company, association, society, corporation or group.
   PLUMBING INSPECTOR. The appointed Plumbing Inspector of the city or his authorized representative.
   PROPERLY SHREDDED GARBAGE. The wastes from the preparation, cooking and dispensing of food that have been shredded to such a degree that all particles will be carried freely under the flow conditions normally prevailing in public sewers, with no particle greater than one-half inch in any dimension.
   PUBLIC SEWER. A sewer in which all owners of abutting properties have equal rights and is controlled by public authority.
   SANITARY SEWER. A sewer which carries sewage and to which storm, surface and ground waters are not intentionally admitted.
   SEWAGE. A combination of the water-carried wastes from residences, business buildings, institutions and industrial establishments, together with such ground, surface and storm waters as may be present.
   SEWAGE TREATMENT PLANT. Any arrangement of devices and structures used for treating sewage and approved quantities of industrial wastes.
   SEWER. A pipe or conduit for carrying sewage.
   SEWERAGE SYSTEM. All facilities for collecting, pumping, treating and disposing of sewage.
   SHALL. Is mandatory.
   SLUG. Any discharge of water, sewage or industrial waste which in concentration of any given constituent or in quantity of flow exceeds for any period of duration longer than 15 minutes more than five times the average 24-hour concentration or flows during normal operation.
   STORM DRAIN or STORM SEWER. A sewer which carries storm and surface waters and drainage, but excludes sewage and industrial wastes, other than unpolluted cooling water.
   SUPERINTENDENT. The Superintendent of Waste Treatment of the city or his authorized representative.
   SUSPENDED SOLIDS. Solids that either float on the surface of, or are in suspension in water, sewage or other liquids, and which are removable by laboratory filtering.
   TOXIC SUBSTANCES. Any substance whether gaseous, liquid or solid which when discharged to the sewer system in sufficient quantities may tend to interfere with any sewage treatment process to constitute a hazard to human beings or animals, or to inhibit aquatic life in the receiving waters of the effluent from the sewage treatment plant.
   WATERCOURSE. A channel in which a flow of water occurs, either continuously or intermittently.
(1967 Code, § 17-1)  (Ord. passed 9-7-1983)