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Master Plumber Plumbing Terms Flashcards

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5990802155AEROBICLiving with air0
5990802652ABSORPTIONThis term applies to immersion in a fluid for a definite period of time. It is usually expressed as a percent of the weight of the dry pipe1
5990803025ANAEROBICLiving without air.2
5990803173ANCHORIs usually pieces of metal used to fasten or secure pipes to the building or structure.3
5990803640BACK FILLThat portion of the trench excavation which is replaced after the sewer line has been laid. The material above the pipe up to the original earth line.4
5990804544BACKFLOWThe flow of water or other liquids, mixture or substances into the distribution pipe of a potable supply of water from any source other than that intended. POSITIVE.5
5990805082BACKFLOW PREVENTERA device or assembly designed to prevent backflow into the potable water system6
5990805739BACK SIPHONAGE / SIPHONAGEA term applied to the flow of used water, wastes and/or contamination into the potable water supply piping, due to vacuums being established in the distribution system, building service, water main or parts thereof. NEGATIVE.7
5990806339BASEThe lowest portion or lowest point of a stack of vertical pipe8
5990807273BRANCHAny part of the piping system other than a main riser, or stack.9
5990807951CAST IRON SOIL PIPEThe preferred material for drain, waste, vent, and sewer systems10
5990809103CAULKINGA method of sealing against water or gas by means of pliable substances such as lead and oakum, etc11
5990811207CLARIFIED SEWAGEA term used for sewage from which suspended matter has been removed.12
5990811968COLIFORM GROUP OF BACTERIAOrganisms considered in the coili aerogenes group as set forth in the American Water Works Association and the American Public Health Association literature.13
5990812406COMPRESSIONStress which resists the tendency of two forces acting toward each other14
5990813302CONDUCTORThat part of the vertical piping which carries the water from the roof to the storm drain, which starts either 6" above grade if outside the building, or at the roof sump or gutter if inside the building.15
5990815739CROSS CONNECTIONAny physical connection between a city water supply and any waste pipe, soil pipe, sewer, drain, or any private or uncertified water supply. Any potable water supply outlet which is submerged or can be submerged in waste water and/or any other source of contamination.16
5990818371CRUDE OR RAW SEWAGEUntreated sewage17
5990823257DEAD ENDA branch leading from any soil, waste or vent pipe, building drain, or building sewer, which is terminated at a distance of two (2) feet or more by means of a cap, plug or other fitting not used for admitting water or air to the pipe, except branches serving as cleanout extensions18
5990824155DEVELOPED LENGTHSLength measured along the center line of the pipe and fittings19
5990825528DIAMETERA straight line that passes through the center of a circle and divides it in half20
5990826160DIGESTER AND DIGESTIONThat portion of the sewage treatment process where biochemi- cal decomposition of organic matter takes place, resulting in the formation of simple organic and mineral substances21
5990848019DOMESTIC SEWAGESewage originating principally from dwellings, business buildings, institutions and usually not containing storm water. In some localities it may include industrial wastes and rain water from combination sewers22
5990849391DRAINAny pipe which carries waste water or water-borne wastes in a building drainage system.23
5990858290DRAIN, BUILDING OR HOUSEThat part of the lowest horizontal piping of a building drainage system which receives and conveys the discharge from soil, waste and drainage pipes, other than storm drains, from within the walls or footings of any building to the building sewer24
5990859056DRAINS, COMBINEDThat portion of the drainage system within a building which carries storm water and sanitary sewage25
5990860677DRAINS, STORMPiping and its branches which convey sub-soil and/or surface water from areas, courts, roofs or yards to the building or storm sewer26
5990862023DRAINS, SUBSOILThat part of the drainage system which conveys the subsoil, ground or seepage water from the footings of walls, or from under buildings, to the building drain, storm water drain or building sewer.27
5990862457DRY WEATHER FLOWSewage collected during the dry weather which contains little or no ground water and no storm water28

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