Kentucky Administrative Regulations › Title 815 - PUBLIC PROTECTION CABINET - DEPARTMENT OF HOUSING, BUILDINGS AND CONSTRUCTION › Chapter 20 - Plumbing › Section 815 KAR 20:010 - Definitions for 815 KAR Chapter 20

Current through Register Vol. 51, No. 1, July 1, 2024
RELATES TO:
				KRS
				132.010, Chapter 318,
				42 U.S.C.
				300g-6
NECESSITY, FUNCTION, AND CONFORMITY:
				KRS
				318.130 requires the department to promulgate
				an administrative regulation establishing the Kentucky State Plumbing Code to
				regulate plumbing. This administrative regulation establishes definitions for
				terms used in 815 KAR Chapter 20.
Section
			 1. Definitions.
(1) "ABS" means
			 acrylonitrile-butadiene-styrene.
(2) "Administrative authority" means the
			 Department of Housing, Buildings and Construction or any person or agency
			 authorized by the department to administer and enforce the provisions of the
			 Kentucky State Plumbing Code.
(3)
			 "Air break" means a piping arrangement for a drainage system in which a drain
			 from a fixture, appliance, or device discharges indirectly into another
			 fixture, receptacle, or interceptor at a point below the flood level
			 rim.
(4) "Air gap" means, for a
			 drainage system, the unobstructed vertical distance through the free atmosphere
			 between the outlet of waste pipe and the flood level rim of the receptacle into
			 which it is discharging.
(5) "Air
			 gap" means, for a water distribution system, the unobstructed vertical distance
			 through the free atmosphere between the lowest opening from any pipe or faucet
			 supplying water to a tank, plumbing fixture, or other device and the flood
			 level rim of the receptacle.
(6)
			 "Anchors" means "supports" as defined by this administrative
			 regulation.
(7) "ANSI" means the
			 American National Standards Institute.
(8) "APML" means the Approved Parts or
			 Materials List as established in
			 815 KAR
			 20:020, Section 4.
(9) "Apprentice" is defined by
			 KRS
			 318.010(7).
(10) "Approved" means accepted or acceptable
			 under an applicable specification stated, established, or cited in this
			 code.
(11) "Area drain" means a
			 receptacle designed to collect surface or storm water from an open
			 area.
(12) "ASME" means the
			 American Society of Mechanical Engineers.
(13) "Aspirator" means a fitting or device
			 supplied with water or other fluid under positive pressure, which passes
			 through an integral orifice or constriction causing a vacuum. Aspirators are
			 often referred to as suction apparatus and are similar in operation to an
			 ejector.
(14) "ASSE" means the
			 American Society of Sanitary Engineers.
(15) "ASTM" means the American Society for
			 Testing and Materials.
(16)
			 "Autopsy table" means a fixture or table used for postmortem examination of a
			 body.
(17) "Backflow" means the
			 flow of water or other liquids, mixtures, or substances into the distributing
			 pipes of a potable supply of water from any source or sources other than its
			 intended source. Back siphonage is one (1) type of backflow.
(18) "Backflow connection" means any
			 arrangement whereby backflow could occur (see "cross connection" as defined by
			 this administrative regulation).
(19) "Backflow preventer" means a device or
			 means to prevent backflow.
(20)
			 "Backflow preventer, reduced pressure zone type" means an assembly of
			 differential valves and check valves, including an automatically opened
			 spillage port to the atmosphere.
(21) "Back siphonage" means the flowing back
			 of used, contaminated, or polluted water from a plumbing fixture or vessel or
			 other sources into a potable water supply pipe due to a negative pressure in a
			 pipe.
(22) "Basement" means the
			 lowest level of a dwelling unit, which is wholly or partly below the ground
			 level in which the entrance and exit is made by use of a stairway or other
			 mechanical means and with or without an entrance and exit at the basement floor
			 level.
(23) "Basement floor drain"
			 means a drain placed in the basement floor of a residence that does or does not
			 receive sanitary waste water.
(24)
			 "Battery of fixtures" means any group of two (2) or more similar adjacent
			 fixtures that discharge into a common horizontal waste or soil
			 branch.
(25) "Bedpan hopper" means
			 "clinical sink" as defined by this administrative regulation.
(26) "Bedpan steamer or boiler" means a
			 fixture used for scalding bedpans or urinals by direct application of steam of
			 boiling water.
(27) "Bedpan unit"
			 means a small workroom in the nursing area designed and equipped for emptying,
			 cleaning, and sometimes for steaming bedpans, and for no other
			 purpose.
(28) "Bedpan washer and
			 sterilizer" means a fixture designed to wash bedpans and to flush the contents
			 into the sanitary drainage system. It can also provide for disinfecting
			 utensils by scalding with steam or hot water.
(29) "Bedpan washer hose" means a device
			 supplied with hot and cold water and located adjacent to a water closet or
			 clinical sink to be used for cleaning bedpans.
(30) "Boiler blow-off" means an outlet on a
			 boiler to permit emptying or discharge of sediment.
(31) "Boiler blow-off tank" means a vessel
			 designed to receive the discharge from a boiler blow-off outlet and to cool the
			 discharge to a temperature that permits its safe discharge to the drainage
			 system.
(32) "Branch" means that
			 part of the piping system that extends horizontally, at a slight grade, with or
			 without lateral or vertical extensions or vertical arms, from the main to
			 receive fixture outlets not directly connected to the main.
(33) "Branch, fixture" means "fixture branch"
			 as defined by this administrative regulation.
(34) "Branch interval" means a distance along
			 a soil or waste stack corresponding in general to a story height, but in no
			 case less than eight (8) feet, within which the horizontal branches from one
			 (1) floor or story of a building are connected to the stack.
(35) "Branch vent" means a vent connecting
			 one (1) or more individual vents with a vent stack or stack vent.
(36) "Building" means a structure having
			 walls and a roof designed and used for the housing, shelter, enclosure, or
			 support of persons, animals, or property.
(37) "Building classification" means the
			 arrangement of buildings in classes according to occupancy.
(38) "Building drain" means that part of the
			 lowest piping of a drainage system that receives the discharge from soil,
			 waste, or other drainage pipes inside the walls of the building and conveys it
			 to the building sewer beginning two (2) feet outside the building
			 wall.
(39) "Building drain;
			 combined" means a building drain that conveys both sewage and storm water or
			 other drainage.
(40) "Building
			 drain; sanitary" means a building drain that conveys sewage only.
(41) "Building drain; storm" means a building
			 drain that conveys storm water or other drainage but not sewage.
(42) "Building gravity drainage system" means
			 a drainage system that drains by gravity into the building sewer.
(43) "Building sewer" means that part of the
			 drainage system that extends from the end of the building drain and conveys its
			 discharge to a public sewer, private sewer, individual sewage-disposal system,
			 or other point of disposal.
(44)
			 "Building sewer; combined" means a building sewer that conveys both sewage and
			 storm water or other drainage.
(45)
			 "Building sewer; sanitary" means a building sewer that conveys sewage
			 only.
(46) "Building sewer; storm"
			 means a building sewer that conveys storm water or other drainage but no
			 sewage.
(47) "Building subdrain"
			 means that portion of a drainage system that does not drain by gravity into the
			 building sewer.
(48) "Cesspool"
			 means a lined and covered excavation in the ground that receives a discharge of
			 domestic sewage or other organic wastes from a drainage system, so designed as
			 to retain the organic matter and solids, but permitting the liquids to seep
			 through the bottom and sides.
(49)
			 "Circuit vent" means a branch vent that serves two (2) or more traps and
			 extends from the downstream side of the highest fixture connection of a
			 horizontal branch to the vent stack.
(50) "CISPI" means the Cast Iron Soil Pipe
			 Institute.
(51) "Clinical sink" or
			 "bedpan hopper" means a fixture for the rinsing of bedpans and soiled
			 linens.
(52) "Code" is defined by
			 KRS
			 318.010(11).
(53) "Combination fixture" means a fixture
			 combining one (1) sink and laundry tray or a two (2) or three (3) compartment
			 sink or laundry tray in one (1) unit.
(54) "Combination waste and vent system"
			 means a specifically designed system of waste piping embodying the horizontal
			 wet venting of one (1) or more sinks or floor drains by means of a common waste
			 and vent pipe adequately sized to provide free movement of air above the free
			 water surface in the drain.
(55)
			 "Combined building drain" means "building drain; combined" as defined by this
			 administrative regulation.
(56)
			 "Combined building sewer" means "building sewer; combined" as defined by this
			 administrative regulation.
(57)
			 "Common vent" means a vent connecting at the junction of two (2) fixture drains
			 and serving as a vent for both fixture drains.
(58) "Conductor" means a pipe inside the
			 building that conveys storm water from the roof to a storm or combined building
			 drain.
(59) "Continuous vent" means
			 a vertical vent that is a continuation of the drain to which it
			 connects.
(60) "Continuous waste"
			 means a drain from two (2) or more fixtures connected to a single
			 trap.
(61) "Cross connection" means
			 any physical connection or arrangement between two (2) otherwise separate
			 piping systems, one (1) of which contains potable water and the other either
			 water of unknown or questionable safety or steam, gas, or chemical whereby
			 there could be a flow from one (1) system to the other, the direction of flow
			 depending on the pressure differential between the two (2) systems. (See
			 "backflow" and "back siphonage" as defined by this administrative
			 regulation.)
(62) "Critical level"
			 or "CL" means the level to which the vacuum breaker could be submerged before
			 backflow will occur, and if the CL marking is not shown on the vacuum breaker,
			 the bottom of the device is taken as the CL.
(63) "Dead end" means a branch leading from a
			 soil, waste or vent pipe, building drain, or building sewer, and terminating at
			 a developed length of two (2) feet or more by means of a plug, cap, or other
			 closed fitting.
(64) "Department"
			 means the Department of Housing, Buildings and Construction.
(65) "Developed length" means the length of a
			 pipe line measured along the center line of the pipe and fittings.
(66) "Developed travel distance" means the
			 length of a pathway measured along the center line of the path.
(67) "Diameter" means the nominal diameter as
			 designated commercially.
(68)
			 "Division" means the Division of Plumbing.
(69) "Domestic sewage" means the waterborne
			 wastes derived from ordinary living processes.
(70) "Double offset" means two (2) changes of
			 direction installed in succession or series in a continuous pipe.
(71) "Downspout" means "leader" as defined by
			 this administrative regulation.
(72) "Drain" means any pipe that carries
			 waste water or waterborne wastes in a building drainage system.
(73) "Drainage pipe" means "drainage system"
			 as defined by this administrative regulation.
(74) "Drainage system":
(a) Means all the piping, within public or
			 private premises, which conveys sewage, rain water, or other liquid wastes to a
			 point of disposal; and
(b) Does not
			 mean:
1. The mains of a public sewer
			 system;
2. A private or public
			 sewage-treatment or disposal plant; or
3. Plumbing appliances.
(75) "Drainage system" means, for
			 building gravity, a drainage system that drains by gravity into the building
			 sewer.
(76) "Drainage system"
			 means, for a subbuilding, "building subdrain" as defined by this administrative
			 regulation.
(77) "Dry well" means
			 "leaching well or pit" as defined by this administrative regulation.
(78) "Dual vent" means "common vent" as
			 defined by this administrative regulation.
(79) "Durham system" means a soil or waste
			 system in which all piping is of threaded pipe, tube, or other rigid
			 construction, using recessed drainage fittings to correspond to the types of
			 piping.
(80) "Dwelling unit" means
			 one (1) or more rooms with provision for living, sanitary, and sleeping
			 facilities arranged for the use of one (1) family or individual.
(81) "DWV" means drain, waste, and vent
			 piping as used in common plumbing practice.
(82) "Effective opening" means the minimum
			 cross-sectional area at the point of water supply discharge, measured or
			 expressed in terms of diameter of a circle, or if the opening is not circular,
			 the diameter of a circle of equivalent cross-sectional area.
(83) "Ejector" means "aspirator" as defined
			 by this administrative regulation.
(84) "Existing work" means a plumbing system
			 or any part thereof installed prior to the effective date of the applicable
			 provision of this code.
(85) "Farm"
			 as associated with "farmstead", as defined by
			 KRS
			 318.010(8), means property
			 with a bona fide "agricultural land" or "horticultural land" use as defined by
			 KRS 132.010(9) and
			 (10) and qualified by and registered with the
			 PVA in that county.
(86) "Fire
			 line" means a system of pipes and equipment used exclusively to supply water
			 for extinguishing fires.
(87)
			 "Fixture" means "plumbing fixture" as defined by this administrative
			 regulation.
(88) "Fixture branch"
			 means the piping distance between a soil, waste, and vent stack and the fixture
			 trap.
(89) "Fixture drain" means
			 the drain from the trap of a fixture to the junction of that drain with any
			 other drain pipe.
(90) "Fixture
			 supply" means the water supply pipe connecting a fixture to a branch water
			 supply pipe or directly to a main water supply pipe.
(91) "Fixture unit, drainage" or "d.f.u."
			 means a measure of the probable discharge into the drainage system by various
			 types of plumbing fixtures. The drainage fixture-unit valve for a particular
			 fixture depends on its volume rate of drainage discharge, on the time duration
			 of a single drainage operation, and on the average time between successive
			 operations. (Note: In general, on small systems, one (1) drainage fixture unit
			 approximates one (1) cubic foot per minute.)
(92) "Fixture unit, supply" or "s.f.u." means
			 a measure of the probable hydraulic demand on the water supply by various types
			 of plumbing fixtures. The supply fixture-unit valve for a particular fixture
			 depends on its volume rate of supply, on the time duration of a single supply
			 operation, and on the average time between successive operations.
(93) "Flood level" means "flood level rim" as
			 defined by this administrative regulation.
(94) "Flood level rim" means the edge of the
			 receptacle from which water overflows.
(95) "Flooded" means the condition that
			 results at the point the liquid in a container or receptacle rises to the
			 flood-level rim.
(96) "Floor drain"
			 means a drain placed in the floor of a building for the purpose of receiving
			 sanitary waste water.
(97) "Floor
			 pantry" means a workroom in the nursing area designed and equipped to prepare
			 supplemental diets or beverages, and to assemble food trays at meal times if
			 used in conjunction with decentralized food service.
(98) "Flow pressure" means the pressure in
			 the water supply pipe near the faucet or water outlet while the faucet or water
			 outlet is wide-open and flowing.
(99) "Flush valve" means a device located at
			 the bottom of a tank for slushing water closets and similar fixtures.
(100) "Flushing type floor drain" means a
			 drain that is equipped with an integral water supply enabling flushing of the
			 drain receptor and trap.
(101)
			 "Flushometer valve" means a device that discharges a predetermined quantity of
			 water to fixtures for flushing purposes and is closed by direct water
			 pressure.
(102) "Frost-proof
			 closet" means a hopper with no water in the bowl and with the trap and water
			 supply control valve located below frost line.
(103) "Grade" means the fall (slope) 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.
(104) "Grade plane" means a
			 reference plane representing the average of finished ground level adjoining the
			 building at exterior walls. If the finished ground level slopes away from the
			 exterior walls, the reference plane is established by the lowest points within
			 the area between the building and the lot line or, where the lot line is more
			 than six (6) feet (1,829 mm) from the building, between the building and a
			 point six (6) feet (1,829 mm) from the building.
(105) "Grease interceptor" means
			 "interceptor" as defined by this administrative regulation.
(106) "Grease trap" means "interceptor" as
			 defined by this administrative regulation.
(107) "Grillage" means sand, pea gravel, or
			 limestone rock sizes #57 and smaller used for bedding for piping
			 systems.
(108) "Hangers" means
			 "supports" as defined by this administrative regulation.
(109) "Health care facility" means a
			 hospital, nursing home, limited care facility, clinic, ambulatory care center,
			 or office practice medical or dental office.
(110) "Horizontal branch drain" means a drain
			 branch pipe extending laterally from a soil or waste stack or building drain,
			 with or without vertical sections or branches, which receives the discharge
			 from one (1) or more fixture drains and conducts it to the soil or waste stack
			 or to the building drain.
(111)
			 "Horizontal pipe" means any pipe or fitting that makes an angle of less than
			 forty-five (45) degrees with the horizontal.
(112) "Hose bibb" means a sill cock, wall
			 hydrant, or similar faucet with a downward angled threaded nozzle.
(113) "Hot water" means water at a
			 temperature of not less than 120 degrees Fahrenheit.
(114) "House drain" means "building drain" as
			 defined by this administrative regulation.
(115) "House sewer" means "building sewer" as
			 defined by this administrative regulation.
(116) "Indirect waste pipe" means a waste
			 pipe not directly connected with the drainage system, but that discharges into
			 the drainage system through an air break or air gap into a trap, fixture,
			 receptor, or interceptor.
(117)
			 "Individual sewage disposal system" means a system for disposal of domestic
			 sewage by means of a septic tank, cesspool, or mechanical treatment, designed
			 for use apart from a public sewer to serve a single establishment or
			 building.
(118) "Individual vent"
			 means a pipe installed to vent a fixture drain. It connects with the vent
			 system above the fixture served or terminates outside the building into the
			 open air.
(119) "Individual water
			 supply" means a supply, other than an approved public water supply which serves
			 one (1) or more families.
(120)
			 "Industrial floor drain" means a drain placed in the floor of a building other
			 than in a toilet room or shower room to receive waste water.
(121) "Industrial wastes" means liquid wastes
			 resulting from the processes employed in industrial and commercial
			 establishments.
(122) "Insanitary"
			 means contrary to sanitary principles and potentially injurious to
			 health.
(123) "Interceptor" means a
			 device designed and installed so as to separate and retain deleterious,
			 hazardous, or undesirable matter from normal wastes while permitting normal
			 sewage or liquid wastes to discharge into the drainage system by
			 gravity.
(124) "Installed" means
			 altered, changed, or a new installation.
(125) "Invert" means the lowest portion of
			 the inside of any horizontal pipe.
(126) "Kitchen sink unit" means a sink,
			 double or single compartment, food waste disposer, and dishwasher placed in a
			 unit so arranged that the dishwasher abuts the sink.
(127) "Lavatory" means a hand basin, such as
			 in a bathroom.
(128) "Leaching well
			 or pit" means a pit or receptacle having porous walls that allow the contents
			 to seep into the ground.
(129)
			 "Lead" means solders and flux containing more than two tenths (0.2) percent
			 lead and the wetted surfaces of pipes, pipe fittings, plumbing fittings, and
			 fixtures containing more than a weighted average of one fourth (0.25) percent
			 lead as calculated according to the formula established in
			 42
			 U.S.C. 300g-6(d)(2).
(130) "Leader" means an exterior drainage
			 pipe for conveying storm water from roof or gutter drains.
(131) "Liquid waste" means the discharge from
			 any fixture, appliance, area or appurtenance, which does not contain fecal
			 matter.
(132) "Load factor" means
			 the percentage of the total connected fixture unit flow that is likely to occur
			 at any point in the drainage system.
(133) "Local vent stack" means a vertical
			 pipe to which connections are made from the fixture side of traps and through
			 which vapor and foul air can be removed from the fixture or device used on
			 bedpan washers.
(134) "Local
			 ventilating pipe" means a pipe through which foul air is removed from a room or
			 fixture.
(135) "Loop vent" means a
			 circuit vent that loops back to connect with a stack vent instead of a vent
			 stack.
(136) "Main" means the
			 horizontal, vertical, and continuous piping that receives the waste, soil,
			 main, or individual vents from fixture outlets, or traps, directly or through
			 branch pipes.
(137) "Main sewer"
			 means "public sewer" as defined by this administrative regulation.
(138) "Main vent" means the principal artery
			 of the venting system to which vent branches can be connected. (Manufacturer's
			 Floor Drain. See "industrial floor drain" as defined by this administrative
			 regulation.)
(139) "Medical gas
			 system" means an assembly of equipment and piping for the distribution of
			 nonflammable medical gases such as oxygen, nitrous oxide, compressed air,
			 carbon dioxide, and helium.
(140)
			 "Medical-surgical vacuum system" means an assembly of central vacuum-producing
			 equipment and a network of piping for patient suction in medical,
			 medical-surgical, and waste anesthetic gas disposal applications.
(141) "Mobile facility" means a vehicle
			 licensed and registered with the Kentucky Department of Transportation that
			 contains plumbing fixtures and is intended for temporary use with regard to the
			 structure it serves.
(142)
			 "Modular" means a structure or component that is wholly or substantially
			 fabricated in an off-site manufacturing facility for installation at the
			 building site.
(143) "Multiple
			 dwelling" means a building containing more than two (2) dwelling
			 units.
(144) "NFPA" means the
			 National Fire Protection Association.
(145) "Nominal pipe size" means a standard
			 expression in inches and fractions thereof to designate the approximate inside
			 diameter of a pipe, conduit, or tube.
(146) "Nonpotable water" means water not safe
			 for drinking, personal, or culinary use.
(147) "NSF" means the National Sanitation
			 Foundation.
(148) "Nuisance" means
			 dangerous to human life or detrimental to health, including:
(a) A building, structure, or premise not
			 sufficiently ventilated, sewered, drained, cleaned, or lighted, in reference to
			 its intended or actual use; and
(b)
			 An agent that renders the air, human food or drink, or a water supply
			 unwholesome.
(149)
			 "Nurses' station" means an area in the nursing unit separated from the corridor
			 by counter or desk, designed to permit nurses to:
(a) Record and file each patient's history
			 and progress;
(b) Observe
			 observation, and control a corridor;
(c) Prepare medicines and
(d) Maintain contact with patients, the
			 hospital, and the outside by local and public means of communication.
(150) "Offset" means a combination
			 of elbows or bends that bring one (1) section of the pipe out of line but into
			 a line parallel with the other section.
(151) "Oil interceptor" means "interceptor"
			 as defined by this administrative regulation.
(152) "Parts or materials" means all types of
			 fittings and piping used in the soil, waste, and vent systems; house sewers;
			 potable water supply; plumbing fixtures; appurtenances, and mechanical sewage
			 systems in plumbing systems.
(153)
			 "PE" means polyethylene.
(154)
			 "Person" is defined by
			 KRS
			 318.010(9).
(155) "PEX" means cross-linked polyethylene
			 pipe.
(156) "PEX-AL-PEX" means
			 polyethylene/aluminum/cross-linked polyethylene composite pressure
			 pipe.
(157) "Pitch" means "grade"
			 as defined by this administrative regulation.
(158) "Plumbing" is defined by
			 KRS
			 318.010(4).
(159) "Plumbing appliance" means any one (1)
			 of a special class of plumbing fixture that is intended to perform a special
			 function. Its operation and control can be dependent upon one (1) or more
			 energized components, such as motors, controls, heating elements, or pressure
			 or temperature-sensing elements. Fixtures can operate automatically through one
			 (1) or more of the following actions:
(a) A
			 time cycle;
(b) A temperature
			 range;
(c) A pressure
			 range;
(d) A measured volume or
			 weight; or
(e) Manual adjustment or
			 control by the user or operator.
(160) "Plumbing appurtenance" means a
			 manufactured device, or a prefabricated assembly of component parts, and is an
			 adjunct to the basic piping system and plumbing fixtures. An appurtenance
			 demands no additional water supply, nor does it add any discharge load to a
			 fixture or the drainage system. It is presumed that it performs some useful
			 function in the operation, maintenance, servicing, economy, or safety of the
			 plumbing system.
(161) "Plumbing
			 fixture":
(a) Means a receptacle or device
			 that is either permanently or temporarily connected to the water distribution
			 system of the premises, and demands a supply of water therefrom, or it
			 discharges used water, liquid-borne waste materials, or sewage either directly
			 or indirectly to the drainage system of the premises, or that requires both a
			 water supply connection and a discharge to the drainage system of the premises;
			 and
(b) Does not mean piping that
			 carries water or sewage.
(162) "Plumbing inspector" means a duly
			 authorized employee or agent of the Department of Housing, Buildings and
			 Construction who is charged with the responsibility of inspecting plumbing
			 installations and with the enforcement of the Kentucky State Plumbing Code, KRS
			 Chapter 318, and 815 KAR Chapter 20.
(163) "Plumbing repair" means, as used in the
			 code, replacing a part or putting together a part or parts torn or
			 broken.
(164) "Plumbing system"
			 means appliances and water heaters; the water supply distributing pipes; the
			 fixtures and fixture traps; the soil, waste, and vent pipes; the house drain
			 and house sewer; and the storm water drainage within a building with their
			 devices, appurtenances, and connections all within and adjacent to the
			 building.
(165) "Pool" means
			 "swimming pool" as defined by this administrative regulation.
(166) "Potable water" means water free from
			 impurities present in amounts sufficient to cause disease or harmful
			 physiological effects and conforming in its bacteriological and chemical
			 quality to the requirements of the Division of Water in 401 KAR Chapter 8 and
			 the Kentucky State Plumbing Code established in 815 KAR Chapter 20.
(167) "Private" or "private use" means, in
			 the classification of plumbing fixtures, fixtures in residences, apartments,
			 and private bathrooms of hotels, as well as similar installations in other
			 buildings where the fixtures are intended for the use of a family or an
			 individual.
(168) "Private sewer"
			 means a sewer, serving two (2) or more buildings, privately owned, and not
			 directly controlled by public authority.
(169) "Public" or "public use" means, in the
			 classification of plumbing fixtures, fixtures in general toilet rooms of
			 schools, gymnasiums, hotels, railroad stations, public buildings, bars, public
			 comfort stations, and other installations (whether pay or free) where a number
			 of fixtures are installed so that the fixtures use is similarly
			 unrestricted.
(170) "Public sewer"
			 means a common sewer directly controlled by public authority.
(171) "Public water main" means a water
			 supply pipe for public use controlled by public authority.
(172) "PVC" means polyvinyl
			 chloride.
(173) "Receptor" means a
			 fixture or device that receives the discharge from indirect waste
			 pipes.
(174) "Relief vent" means an
			 auxiliary vent that permits additional circulation of air in or between
			 drainage and vent systems.
(175)
			 "Replace" means to put something new or rebuilt in the place of that which was
			 existing.
(176) "Return offset"
			 means a double offset installed so as to return the pipe to its original
			 alignment.
(177) "Revent pipe"
			 means "individual vent" as defined by this administrative regulation.
(178) "Rim" means an unobstructed open edge
			 of a fixture.
(179) "Riser" means a
			 water supply pipe that extends vertically one (1) full story or more to convey
			 water to branches or to a group of fixtures.
(180) "Roof drain" means a drain installed to
			 receive water collecting on the surface of a roof and to discharge it into a
			 leader or a conductor.
(181)
			 "Roughing-in" means the installation of all parts of the plumbing system that
			 can be completed prior to the installation of fixtures. This includes drainage,
			 water supply, vent piping, and the necessary fixture supports.
(182) "Safe waste" means "indirect waste
			 pipe" as defined by this administrative regulation.
(183) "Sand interceptor" means "interceptor"
			 as defined by this administrative regulation.
(184) "Sand trap" means "interceptor" as
			 defined by this administrative regulation.
(185) "Sanitary sewer" means a sewer that
			 carries sewage and excludes storm, surface, and ground water.
(186) "Scrub sink" means a device usually
			 located in the operating suite to enable operating personnel to scrub their
			 hands prior to operating procedures. The hot and cold water supply is activated
			 by a knee-action mixing valve or by wrist or pedal control.
(187) "SDR" means standard dimensional
			 ratio.
(188) "Seepage well or pit"
			 means a covered pit with open-jointed lining into which septic tank effluent is
			 received that will seep or leach into the surrounding porous soil.
(189) "Separator" means "interceptor" as
			 defined by this administrative regulation.
(190) "Septic tank" means a watertight
			 receptacle that receives the discharge of a building sanitary drainage system
			 or part thereof, and is designed and constructed so as to digest organic matter
			 through a period of detention and allow the liquids to discharge into the soil
			 outside of the tank through a system of open joint or perforated piping, or a
			 seepage pit.
(191) "Sewage" means
			 any liquid waste containing animal or vegetable matter in suspension or
			 solution, including liquids containing chemicals in solution.
(192) "Sewage ejector" means a device for
			 lifting sewage by entraining it in a high velocity jet of steam air or
			 water.
(193) "Side vent" means a
			 vent connecting to the drain pipe through a fitting at an angle not greater
			 than forty-five (45) degrees to the vertical.
(194) "Size of pipe and tubing" means
			 "diameter" as defined by this administrative regulation.
(195) "Slope" means "grade" as defined by
			 this administrative regulation.
(196) "Soil pipe" means any pipe that conveys
			 the discharge of water closets or similar fixtures, with or without the
			 discharges from other fixtures, to the house drain.
(197) "Soil vent" means "stack vent" as
			 defined by this administrative regulation.
(198) "Special wastes" means wastes that
			 require special treatment before entry into the normal plumbing
			 system.
(199) "Special waste pipe"
			 means pipes that convey special wastes.
(200) "Stack" means any vertical line of
			 soil, waste, or vent piping.
(201)
			 "Stack group" means a group of fixtures located adjacent to the stack so that
			 by means of proper fittings, vents can be reduced to a minimum.
(202) "Stack vent" means the extension of a
			 soil or waste stack above the highest horizontal drain connected to the
			 stack.
(203) "Stack venting" means
			 a method of venting a fixture or fixtures through the soil or waste
			 stack.
(204) "Sterilizer, boiling
			 type" means a fixture (nonpressure type), used for boiling instruments,
			 utensils, and other equipment (used for disinfection). Some devices are
			 portable, while others are connected to the plumbing system.
(205) "Sterilizer, instrument" means a device
			 for the sterilization of various instruments.
(206) "Sterilizer pressure (autoclave)" or
			 "autoclave" means a fixture (pressure vessel) designed to use steam under
			 pressure for sterilizing.
(207)
			 "Sterilizer, pressure instrument washer-sterilizer" means a fixture (pressure
			 vessel) designed to both wash and sterilize instruments during the operating
			 cycle of the fixture.
(208)
			 "Sterilizer, utensil" means a device for the sterilization of utensils as used
			 in hospital services.
(209)
			 "Sterilizer vent" means a separate pipe or stack, indirectly connected to the
			 building drainage system at the lower terminal, which receives the vapors from
			 nonpressure sterilizers, or the exhaust vapors from the pressure sterilizers,
			 and conducts the vapors directly to the outer air. Sometimes a sterilizer vent
			 is referred to as vapor, steam, atmospheric, or exhaust vent.
(210) "Sterilizer, water" means a device for
			 sterilizing water and storing sterile water.
(211) "Still" means a device used in
			 distilling liquids.
(212) "Storm
			 drain" means building storm drain.
(213) "Storm sewer" means a sewer used for
			 conveying rain water, surface water, condensate, cooling water, or similar
			 liquid wastes.
(214) "Subsoil
			 drain" means a drain that collects subsurface water and conveys it to a place
			 of disposal.
(215) "Sump" means a
			 tank or pit, which receives sewage or liquid waste, located below the normal
			 grade of the gravity system and that is emptied by mechanical means.
(216) "Sump pump" means a mechanical device,
			 other than an ejector or bucket, for removing sewage or liquid waste from a
			 sump.
(217) "Supports" means
			 devices for supporting and securing pipe, fixtures, or equipment.
(218) "Swimming pool" means any structure,
			 basin, chamber, or tank containing any artificial body of water for swimming,
			 diving, wading, or recreational bathing.
(219) "Temporary" means a period of time not
			 to exceed thirty (30) days of intermittent or continual use within twelve (12)
			 month period on the same premises.
(220) "Trap" means a fitting or device that
			 provides a liquid seal to prevent the emission of sewer gases without
			 materially affecting the flow of sewage or waste water through it.
(221) "Trap arm" means that portion of a
			 fixture drain between a trap and its vent.
(222) "Trap primer" means a device or system
			 of piping to maintain a water seal in a trap, typically installed where
			 infrequent use of the trap would result in evaporation of the trap seal, such
			 as floor drains.
(223) "Trap seal"
			 means the vertical distance between the crown weir and the top of the dip of
			 the trap.
(224) "Utility room"
			 means a workroom in the patient nursing area, designed and equipped to
			 facilitate preparation, cleaning, and incidental sterilizing of the various
			 supplies, instruments, and utensils involved in nursing treatment and care,
			 exclusive of medications handled in nurses' stations and bedpan cleaning and
			 sterilizing.
(225) "Vacuum" means
			 any pressure less than exerted by the atmosphere.
(226) "Vacuum breaker" means "backflow
			 preventer" as defined by this administrative regulation.
(227) "Vacuum breaker, nonpressure type
			 (atmospheric)" means a vacuum breaker that is not designed to be subjected to
			 static line pressure.
(228) "Vacuum
			 breaker, pressure type" means a vacuum breaker designed to operate under
			 conditions of static line pressure.
(229) "Vent pipe" means any pipe provided to
			 ventilate a house drainage system and to prevent tray siphonage and back
			 pressure.
(230) "Vent system" means
			 a pipe or pipes installed to provide a flow of air to or from a drainage system
			 or to provide a circulation of air within the system to protect trap seals from
			 siphonage and back pressure.
(231)
			 "Vertical pipe" means any pipe or fitting that makes an angle of forty-five
			 (45) degrees or less with the vertical.
(232) "Wall hung water closet" means a wall
			 mounted water closet installed in such a way that no part of the water closet
			 touches the floor.
(233) "Waste
			 pipe and special waste" means any pipe that receives the discharge of any
			 fixture (except water closets or similar fixtures) and discharges to the house
			 drain, soil, or waste stacks. If a pipe does not connect directly with a house
			 drain, waste, or soil stack, the pipe is considered to contain special
			 waste.
(234) "Water closet" means a
			 flush toilet.
(235) "Water
			 distributing pipe" means a pipe within the building or on the premises that
			 conveys water from the water-service pipe or meter to the point of
			 usage.
(236) "Water heater" means
			 "water heating device," as defined by
			 KRS
			 318.200(1).
(237) "Water lifts" means "sewage ejector" as
			 defined by this administrative regulation.
(238) "Water outlet" means a discharge
			 opening through which water is supplied to a fixture, into the atmosphere
			 (except into an open tank that is part of the water supply), to a boiler or
			 heating system, or to any devices or equipment requiring water to operate but
			 that are not part of the plumbing system.
(239) "Water riser pipe" means "riser" as
			 defined by this administrative regulation.
(240) "Water service pipe" means the pipe
			 from the water main or other source of potable water supply to the water
			 distributing system of the building served.
(241) "Water supply stub" means a vertical
			 pipe less than one (1) story in height supplying one (1) or more
			 fixtures.
(242) "Water supply
			 system" means the water service pipe, the water-distributing pipes, and the
			 necessary connecting pipes, fittings, control valves, and all appurtenances in
			 or adjacent to the building or premises.
(243) "Well, bored" means a well constructed
			 by boring a hole in the ground with an auger and installing a casing.
(244) "Well, drilled" means a well
			 constructed by making a hole in the ground with a drilling machine of any type
			 and installing casing and screen.
(245) "Well, driven" means a well constructed
			 by driving a pipe in the ground. The drive pipe is usually fitted with a well
			 point and screen.
(246) "Well, dug"
			 means a well constructed by excavating a large diameter shaft and installing a
			 casing.
(247) "Wet vent" means a
			 vent that receives the discharge of wastes other than from water
			 closets.
(248) "Yoke vent" means a
			 pipe connecting upward from a soil or waste stack to a vent stack for the
			 purpose of preventing pressure changes in the stack.