(a) Unless the context specifically indicates otherwise, the meaning of the terms used in this chapter shall be as follows.
B.O.D. (BIOCHEMICAL OXYGEN DEMAND). The quantity of oxygen utilized in the biochemical oxidation of organic or other unstable matter under standard laboratory procedure in five days at 20°C expressed in parts per million by weight.
BUILDING DRAIN. The part of the lowest horizontal piping of a building drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of any building, and conveys the discharge to the building sewers, beginning three feet outside the outer face of the building wall.
BUILDING SEWER. The part of the horizontal piping of a drainage system which extends from the end of the building drain and which receives the discharge of the building drain and conveys it to a public sewer, private sewer, individual sewage disposal system, or other point of disposal.
CROSS CONNECTIONS. Any physical connection or arrangement between two otherwise separate piping systems, one of which contains potable water and the other of unknown or questionable safety, whereby water may flow from one system to the other, the direction of the flow depending on the pressure differential between the two systems.
DIRECTOR. The Public Utilities Director of the municipality, as appointed by the City Manager, or his or her authorized deputy, agent or representative.
GARBAGE. Solid wastes from the preparation, cooking and dispensing of food, and from the handling, storage and sale of produce.
INDUSTRIAL WASTES. The liquid wastes resulting from the processes employed in industrial establishments.
INSPECTOR. The person or persons duly authorized by the City Manager to inspect and approve the installation of building sewers and their connection to the public sewer system.
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 weight of hydrogen ions in grams per liter of solution.
PERSON. Any individual, firm, company, association, society, corporation or group.
PRIVATE SEWER. A sewer privately owned and not directly controlled by public authority.
PROPERLY SHREDDED GARBAGE. The wastes from the preparation, cooking and dispensing of food that have been shredded to 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 common sewer directly controlled by public authority.
SANITARY SEWER. A pipe which carries sewage and excludes storm, surface and ground water.
SEWAGE. Any liquid waste containing animal or vegetable matter in suspension or solution, and may include liquids containing chemicals in solution.
SEWAGE WORKS SYSTEM. All facilities for collecting, pumping, treating and disposing of sanitary sewage.
SEWER. A pipe or conduit for carrying sewage.
SHALL. Is mandatory; MAY is permissive.
SLOPE. The grade or pitch of a line of pipe in reference to a horizontal plane. In drainage it is usually expressed as the fall in a fraction of an inch per foot length of pipe.
STORM SEWER or STORM DRAIN. A sewer used for conveying rain water, surface water, condensate, cooling water or similar liquid wastes, exclusive of sewage and industrial waste.
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.
TRAP. A device designed and installed so as to separate and retain deleterious, hazardous or otherwise undesirable matter such as grease, oil or sand from normal wastes and permit only normal sewage or liquid wastes to discharge into the disposal terminal by gravity.
WATER RECLAMATION PLANT. Any arrangement of devices and structures used for treating sewage.
WATERCOURSE. A channel in which a flow of water occurs, either continuously or intermittently.
(b) Any American Society for Testing and Materials or federal specifications referred to in this chapter shall mean the latest published specifications including amendments or revisions applicable at that time.
(Ord. 90-61, passed 5-14-1990)