Kentucky Master Plumber Practice Test

These questions are part of the practice quiz. Start practicing

• What is the maximum imprisonment time for violating plumbing law after being fined?
• The overflow from a fixture shall be _______.
• What is the design of a trap in plumbing systems described as?
• What must be done to ensure proper drainage in a plumbing system?
• Who is responsible for the supervision and direction of plumbing work?
• What is meant by "developed length" in plumbing?
• What is the purpose of installing a cleanout in a house or building drain?
• A fixture branch on a water closet shall not exceed what length?
• What should PEX piping be protected from when stored?
• For a stall urinal, what is its fixture unit value?
• What must be done to joints in CPVC when installed below ground?
• What does the abbreviation ASSE stand for?
• What is the maximum distance cleanouts for a sewer located inside a mobile home park can be spaced apart?
• Who holds custody of the APML?
• A concealed water pipe or tank subject to freezing must be installed at least how many inches in depth?
• What is the minimum diameter of a trap required for a residential automatic washing machine?
• What depth of gravel or sand is required under a house sewer laid in undisturbed ground?
• What action is NOT considered a violation of the KY State Plumbing Law?
• What is the maximum flow rate in gallons per minute for lavatory faucets in a residence equipped with a flow control device?
• How many fixture units does a 4" vent pipe have?
• Trenches to a new or replaced sewer installation shall remain open until the sewer has been _______.
• For a 3" waste pipe, the fixture units assigned are?
• Which department oversees the rules and regulations pertaining to plumbing in Kentucky?
• What type of wire must be accessible within a plumbing system according to regulations?
• What is the purpose of using sheet lead in a shower pan?
• Floors in toilet rooms must be constructed of what type of materials?
• What must be present in systems that use non-potable water for flushing?
• What is the minimum length of a dead end in plumbing?
• In plumbing terms, what is a 'fixture branch' best defined as?
• Which of the following is considered a degree of hazard in a water distribution system?
• For a 1 1/4" vent pipe, how many fixture units are assigned?
• What standard must PVC piping comply with when installed in plumbing systems exceeding 45 feet in height?
• What defines an indirect waste pipe?
• What is the maximum water temperature that categorizes a water heater as a pressure vessel?
• What must a sewage ejector that serves a commercial installation use for reventing?
• Which material is typically used in a water heater drain pan?
• What type of gases do traps prevent from entering buildings?
• What trap size is used for a water closet with a flow rate of 1.6 GPF or less?
• What is the total fixture unit value of a 3" basement floor drain, including trap and branch?
• How many fixture units are assigned to a 2" waste pipe?
• What does PEX-AL-PEX stand for?
• According to plumbing principles, what are the two essential conditions required for a water closet?
• What is a key responsibility of plumbing inspectors during their appointment?
• The flue or chimney must extend how high above the roof?
• What is the total fixture unit count for a 4" waste pipe?
• What is an acceptable reason to use an air gap in plumbing systems?
• What does the abbreviation 'PE' stand for in plumbing terminology?
• The water service pipe may be placed in the same trench as the sewer if the bottom of the water service pipe at all points is at least ________ inches above the top of the sewer at its highest point.
• What is the term used for the lowest part of the plumbing system?
• What is the typical trap size for a kitchen sink in a residence?
• If a water heater is installed above a drop ceiling, what must be placed beneath it?
• What is the function of a trap in plumbing?
• What term describes a farm dwelling alongside other buildings on at least 10 acres outside municipal limits?
• What does ASTM stand for in plumbing regulations?
• Lead can be used on pipes, pipe fittings, plumbing fittings, or fixtures that are two (2) inches in diameter or larger and used exclusively for ______ services.
• What is the main purpose of a plumbing vent?
• What recourse does a plumber have if their master or journeyman license is revoked?
• What is the required psi for a rough-in test on a building's drainage system?
• Which of the following fields does the American Society of Sanitary Engineers focus on?
• What is used to determine the total number of plumbing fixtures necessary in a building?
• Within how many inches of a gas appliance metallic vent should PEX not be installed?
• What must be done to a sewer pipe to prevent direct contact with concrete when it is installed under vehicular traffic?
• What detailed plans must be submitted to the Department before altering plumbing in a house?
• Vertical copper pipe 1 1/2 inch and larger shall be supported at what intervals?
• What is the fixture unit value for a clinic sink?
• How many cubic feet of water per minute does a drainage fixture unit approximate?
• PEX sizes one (1) inch and smaller installed horizontally shall be supported at intervals not to exceed how many inches?
• What is the trap size for a service wall type sink?
• What is the minimum size water service pipe required from the property line to the water heater?
• What type of device must be installed to prevent sudden changes in water temperature for each shower compartment?
• What is the size of the trap for an automatic clothes washer?
• Which plumbing connection is used to allow the expansion of pipes?
• If more than 10 feet of vertical piping is used, what is the requirement for the vent pipe?
• A water heater's temperature and pressure relief valve may discharge into a drain pan made of suitable material for what?
• What is the purpose of an interceptor in plumbing?
• What is the key characteristic of a no-hub cast iron installation?
• Which material is commonly used as a piping source in plumbing applications?
• To which court can a license aggrieved by a final order of the department appealing a suspension or revocation be submitted?
• How many fixture units are required for a 4-inch soil or waste pipe?
• What is the minimum horizontal piping grade required?
• What does the acronym PEX represent in plumbing?
• A what type of backflow preventer provides the best mechanical protection against backflow?
• What is the fixture unit value for a 5" waste pipe?
• What must a toilet room have if it installs two or more fixtures that receive human waste?
• What is the maximum allowable distance for a shutoff valve to be placed from a water heater in a residential dwelling?
• A sewage ejector for a residential installation must be vented with what size vent?
• What is the fixture unit value for a combination fixture trap?
• A fixture trap shall have a water seal not less than 2 inches nor more than what measurement?
• In plumbing codes, what generally governs the dimensions and fittings used?
• What type of pit must acid waste pass through to neutralize before entering the sewer system?
• What is the term for a piping arrangement where the drain from another fixture discharges into another fixture above the flood level rim?
• What is the purpose of a vent system in plumbing?
• When using plastic or nonconductive piping for water service, what must be installed adjacent to the piping?
• The total area of vents through the roof must equal that of the house drain, with a minimum requirement of what?
• What device is located at the bottom of a tank for flushing toilets and similar fixtures?
• What should be filled surrounding the water distribution riser pipe encased in clay pipe?
• Non-potable water may be used for flushing a water closet if it is piped in an _______ system.
• What is the maximum flow of water allowed for sink faucets?
• A water heater designed for supplying potable hot water may be used for space heating if the water temperature does not exceed what temperature in degrees Fahrenheit?
• What should be done if PEX is exposed to prolonged exposure to free chlorine?
• What does each plumbing fixture need to ensure compliance with safety standards?
• An automatic clothes washer trap shall have a vent located with a developed length not greater than what?
• For a gas-fired direct vent water heater, the bottom of the vent terminal and air intake must be located at least how many inches above grade?
• A temperature and pressure relief device should be installed on each water heater on the hot water side not more than how many inches from the top of the heater?
• What is the allowable weight limit for shower pan lead per square foot to ensure safety?
• What should be done with the installation of PVC and ABS piping to ensure compliance?
• What is the branch size associated with a urinal in a trough configuration?
• What is the minimum size for a commercial laundry trench in terms of trap size?
• Which size open receptacle can receive discharge from up to two pedicure chairs?
• In a building supply system where a quick acting valve causes noise, which device should be installed close to the valve?
• What is the fixture unit count for a 2 1/2" vent pipe?
• What does ABS stand for in plumbing terminology?
• When installing cast iron no-hub, the bands shall be torqued to how many inch pounds?
• What size trap does a bathtub use?
• According to the KY state plumbing code, an applicant taking the journeyman plumbing exam shall have a minimum score of _____ for each portion of the exam.
• If PEX is to be buried under a building, what must not be used?
• When installed vertically, PEX and PEX-AL-PEX must be supported at the base of each story with a mid-story ________.
• Where does the building sewer begin?
• What grounds can lead to the revocation or suspension of a plumber's license?
• What trap size does a disposal unit typically require?
• How many fixture units is a trough urinal classified as?
• What is a requirement for installing medical gas piping?
• For a waste pipe of 2", how many fixture units does it have?
• What component is necessary in the setup of fixtures that deal with human waste in a toilet room?
• At what intervals shall vertical CPVC pipe be supported?
• Which material size is associated with grillage?
• What term describes the distance between a soil, waste, and vent stack and a fixture trap?
• For CPVC horizontal runs, support shall be provided at ______ foot intervals for pipe 1 inch or less in diameter.
• According to Kentucky State Plumbing Code, what is required before applying to take the Journeyman Plumbers Examination?
• The vent terminal of a direct vent water heater with an input of 50,000 BTU per hour or less must be located at least how many inches from any opening?
• How many feet of vertical CPVC must be supported at each floor level?
• What is the maximum temperature of water from a domestic water heater used for heating through a fan coil?
• What must support a soil stack, waste stack, or vent stack?
• At what intervals must horizontal copper pipe 1 inch and smaller be supported?
• What size vent must be provided for gasoline separators before they discharge into a sanitary sewer?
• Which code governs plumbing regulations in Kentucky?
• What is the value of fixture units for a 1 1/2" vent pipe?
• What size soil or waste pipe is required for 27 fixture units?
• How often should horizontal copper pipe 1 1/4 inch and larger be supported?
• Who establishes the schedule for the master and journeyman plumber license exam?
• What does APML refer to in plumbing standards?
• What is the fixture unit value for a water closet that uses more than 1.6 GPF?
• What does 'developed travel distance' refer to?
• Which of the following is a qualification for applying for a master plumbing license in Kentucky?
• What is the maximum allowed distance from the bottom of a fixture to the dip of the trap seal?
• PEX placed in soil consisting of rock shall be covered with ______ inches of coarse sand or pea gravel.
• What type of piping must a sewer installed less than 24 inches deep and subject to vehicular traffic be constructed from?
• What must be established by the lowest points between a building and its lot line?
• How much compensation do plumber examiners and assistant plumber examiners receive for their services in Kentucky?
• What type of courses shall only be offered by approved providers by the department?
• A _______ check valve backflow preventer is required for a post ground hydrant.
• What is the purpose of individually valving plumbing fixtures in residential construction?
• Which court has jurisdiction over civil actions instituted by the department?
• What does the term "air break" refer to in plumbing?
• The acid waste must pass through a properly constructed and acceptable _______ before entering the house sewer.
• _______ shall be required on all floor drains, in mechanical rooms or boiler rooms, and on open receptacles that receive the discharge from a temperature and pressure relief device discharge only.
• What type of pipe is approved for underground acid waste?
• How many inches should the base of a flashing extend in all directions from the pipe?
• A water closet for public use, including a commercial building, shall not exceed ______ gallons per flush.
• A fixture trap shall be protected against _______ and backpressure.
• How many fixture units correspond to a 5" waste pipe?
• Which of the following permit fees is incorrect?
• What factor is crucial when deciding the grade of horizontal piping?
• The minimum size for a garage sand trap shall be _______ feet.
• What must each length of pipe, fitting, trap, fixture, and device in a plumbing system be marked with?
• According to the KY State Plumbing Code, what requirements must be met prior to applying to take the Master Plumbers Exam?
• The fixture unit value for a 1 1/2" waste pipe is?
• A stack of less than 3 inches in diameter shall be increased to a minimum of 3 inches in diameter before passing through a roof. If a change in diameter is made, the fitting shall be placed at least ______ foot below the roof.
• What is the size of the trap for a dental cuspidor?
• What is the recommended distance of vent terminations from doors or windows?
• What is the required trap size for a clinic sink?
• Which fixture unit value applies to a water closet that uses 1.6 GPF or less?
• What must be installed on a pneumatic water system?
• Which component is essential for preventing thermal expansion in a plumbing system?
• What is the fixture unit value for a 3" vent pipe?
• What does "temporary" mean in the context of plumbing use?
• What does the KY State Plumbing Law refer to?
• Lead flashing for 3-inch and 4-inch vent stacks shall have a minimum what size base?
• What is the feature of a fire protection system that may alternatively be an alarm check valve?
• What is the maximum number of fixtures allowed from a 1/2 inch water supply pipe?
• The water distribution riser for manufactured homes must have how many valve outlets?
• What does the term "appurtenances" refer to in plumbing?
• What does the acronym ANSI stand for?
• Which type of drain is typically used for a water heater’s temperature and pressure relief valve discharge?
• In plumbing, what does DWV stand for?
• What is the minimum size for no-caulking roof flashing approved by the KY State Plumbing code?
• What is the fixture unit value for a standard urinal in a stall?
• How far must a storm sewer be laid from a bearing wall?
• A potable water connection to a boiler feed water system shall be made through an ________ to prevent backflow.
• How many fixture units does a chemical sink require?
• What size trap must be present if an open receptacle connects to a floor drain line without being vented?
• What type of pipe is NOT typically used for hot water applications?
• The temperature setting for water heaters is typically recommended to be no higher than what temperature?
• What is the definition of a wet vent in plumbing?
• Which commonly used plumbing material is known for its durability and corrosion resistance?
• What is the maximum distance from the foundation wall to a cleanout in the house or building drain?
• What is the minimum size for a soil, waste, or vent pipe that can be installed in a plumbing system?
• Air pressure equivalent to a _____ inch water column is required for a final air test on the drainage system.
• The tracer wire shall not be less than ______ and be suitable for direct burial.
• When installed horizontally, PEX sizes 1-1/4" and larger shall be supported at intervals not to exceed how many inches?
• How many gallons per minute should the flow of domestic hot water be limited to in lavatories of public facilities?
• What is identified as the code governing plumbing in Kentucky?
• Which body regulates the KY State Plumbing Code?
• What does the term "stack" refer to in plumbing terminology?
• A trap should be placed near the fixture, but not exceed what distance from the bottom of the fixture to the dip of the seal?
• What type of insurance must a plumbing firm maintain?
• What does the term 'fixture unit' refer to in plumbing?
• The height requirement above sewage for water service pipes is essential to prevent what?
• What is the minimum size of water service piping to a building?
• What is a "loop vent"?
• What is the fixture unit value for a 1 1/2" bathtub?
• What type of pipe makes an angle of less than 45 degrees to the horizontal?
• A manufactured home or mobile home shall have at least what size waste connection to the house sewer?
• At what intervals should horizontal 1 1/4 inch and smaller screwed and mechanical joint pipe be supported?
• What is an approved type of pipe for use on a house drain?
• What size branch is used for a 2" trap in a combination fixture?
• During installation of copper pipes, what must be done instead of using the improper flux?
• What is the required grillage depth for PVC and ABS pipes and fittings underneath concrete floors?
• Hanger and straps for PVC and ABS must be at least how many inches wide?
• How many fixture units does a 2" vent pipe contain?
• How many check valves must a fire protection system using water from the potable water distribution system be equipped with?
• There are 2 types of plastic pipe approved for acid waste piping: _______ and _______.
• What is the minimum cover required for a sewer?
• The orifice of a drinking fountain shall be provided with a protective __________ to prevent contamination of potable water supply system.
• What is the definition of potable water?
• What type of plumbing inspection typically occurs before a building can receive occupancy?
• The size of the house drain shall be determined by the total number of ______ connecting to the house drain.
• How much gravel is required on the bottom, top, and sides of flexible thermoplastic sewer piping?
• For proper installation, how far should the vent terminal extend above a window opening?
• What type of pipe is used to ventilate a house drainage system to prevent gray siphonage?
• Each journeyman plumber shall provide proof of completion of ______ hours of continuing education prior to license renewal.
• A residential automatic washing machine shall have a _______ trap.
• What type of pipe must be connected vertically at least 1 foot above the grade plane to connect an outside sheet metal conductor or downspout to a house drain?
• In plumbing, what does the term "siphonage" refer to?
• For residential plumbing, how often should plumbing joints be inspected?
• A medical gas installer must also be licensed as which of the following?
• What does the term 'special waste' refer to in plumbing?
• What type of pipe should encase the water distribution riser pipe for mobile homes?
• For a 3" waste pipe, how many fixture units are there?
• What is the primary purpose of a trap in plumbing systems?
• A continuous-waste shall be made out of which type of material?
• When a CPVC joint is installed below ground, what minimum water pressure must the distribution system be tested to before backfilling?
• A commercial laundry trench must be resistant to ____ and drain into at least a 4 inch trap.
• What is a "leader" in plumbing?
• How often should a reduced pressure principle back pressure backflow preventer be tested?
• The supports or anchors for horizontal piping shall not be placed at intervals exceeding what length?
• When can a plumbing system be covered?
• A water heater drain pan should be equipped with at least what size drain?
• Roof drains have strainer extending not less than _______ inches above the surface of the roof immediately adjacent to the roof drain.
• What type of situations require a separator before entering the house sewer from barn waste?
• What is defined as a structure that is fabricated off-site for installation at the building site?
• At what temperature should PVC, ABS, and PVC solvent cement not be used?
• How many fixtures can connect to a common soil or waste pipe and common vent?
• Which type of fittings may be used in vertical drainage systems in plumbing?
• What is the maximum height for the use of plastic pipe and fittings in buildings?
• What does a soil pipe convey?
• What is the approved material for roof flashing according to the KY State Plumbing code?
• Where would you typically find a flush valve?
• What is the trap size for a water closet that uses more than 1.6 GPF?
• What is the appropriate trap size for a barium sink?
• Which of these configurations would require a 3" trap?
• Except for a residential installation, if a fixture opening is more than ______ feet from the main soil or waste system, the vent shall be continued full size.
• What is the maximum distance above the fixture that a trap can be placed?
• What is required to engage in plumbing works in Kentucky?
• If a vent pipe connects to a horizontal soil or waste pipe, the vent pipe shall rise vertically at a 45-degree angle to a point ______ inches above the fixture it is venting.
• A garage sand trap must be provided with what size vent?
• If the water service pipe and sewer intersect, how far should the sleeve extend on either side of the intersection?
• What is the role of a journeyman plumber?
• What trap size is necessary for a three-compartment sink?
• What fixture unit value is assigned to a service sink?
• How many fixture drains may be connected to a common vent?
• What is the fixture unit value for a 2 1/2" waste pipe?
• Which piped connection is restricted to certain height limits according to plumbing regulations?
• For safety, how often should temperature and pressure relief valves on water heaters be tested?
• Which of the following actions can result in being guilty of unprofessional conduct as a licensed plumber?
• A homeowner may purchase a plumbing permit for the construction of a new home once every _______ years.
• What is used to protect PEX passing through metal studs or plates?
• What is the purpose of a water-seal trap in plumbing?
• What is required if a sleeve is used in plumbing installations?
• What is the fixture unit value for a barium sink?
• What must be bonded to plastic piping when transitioning to another type before entering a building?
• When applying for a plumbing permit, what type of work is typically not included?
• A double sanitary _____ may be used on a vertical soil, waste, or vent line.
• What is defined as a mobile facility in the context of plumbing?
• A building sewer can serve additional buildings if they are what?
• A storm sewer shall be made of what type of pipe when the size can be 8 inches and smaller or 10 inches and larger?
• What does grillage refer to in plumbing terms?
• Which of the following must be considered during the installation of sewer systems subject to vehicular traffic?
• Which court has jurisdiction over criminal actions related to the enforcement of the KY State Plumbing Law?
• Any alterations requiring more than how many feet of soil, waste, or vent piping shall be inspected?
• What is the minimum distance PEX shall not be installed from any recessed light fixture?
• When does a master or journeyman plumbing license typically expire?
• Waste pipe from a refrigerator drain or other receptacle must connect in what manner with the house drain, soil, or waste pipe?
• A trap shall not extend nearer to the floor than how many inches, except for certain fixtures?
• How many years of experience as a journey or master plumber is required for plumbing inspectors at the time of appointment?
• A change in direction of a sewer shall be made only with certain types of fittings. Which of these types is incorrect?
• What is the maximum flow rate allowed for a shower head not used for safety reasons?
• What is the recommended branch size for a chemical sink?
• What is the branch size for a pedestal urinal?
• What is the minimum diameter of a combined house drain or house sewer?
• A domestic solar water heater may have a single wall heat exchanger if it uses what type of liquid?
• What does SDR stand for in plumbing terminology?
• What is the fixture unit for a 1 1/2" waste pipe?
• Which material shall not be used in the installation or repair of public or private water systems providing potable water for human consumption?
• What is the fixture unit for a 1 1/4" waste pipe?
• A single slip joint connection with an elastomeric gasket is permitted on the outlet side of which plumbing component?
• What is the fixture unit value for a 4" vent pipe?
• For a water closet using more than 1.6 GPF, which of the following correctly describes the trap and branch sizes?
• What is the purpose of a stack vent?
• A tubular brass trap must be of what minimum gauge?
• The trap for a residential automatic washing machine shall be placed ______ inches above the floor.
• How high must a vacuum breaker be installed above the highest lawn sprinkler?
• What is the primary focus of plumbing?
• What is the purpose of a temperature and pressure balance device in plumbing?
• What is the charge for plumbing inspections in excess of five on any permit that costs $200 or less?
• What is the fixture unit for a basement floor drain?
• Which of the following choices represents the material that may not be exposed to certain types of light?
• In which court is concurrent jurisdiction held for appeals of criminal actions in Kentucky?
• Pex should be tested under pressure not to exceed how many pounds per square inch, minimum?
• What type of piping is specifically limited to schedule 40 or 80 when used in plumbing?
• If a water heater is installed in a crawlspace, it shall have adequate access with a travel path no less than ______ feet of vertical distance.
• What does ASME stand for in plumbing standards?
• What is the maximum fine that can be imposed for violations of the KY State Plumbing Regulations?
• Which of the following is NOT a typical plumbing fixture?
• What type of valve outlets are required for the water distribution connection on manufactured homes?
• What does the abbreviation PVC stand for in plumbing?
• What is the term for a person learning the plumbing trade under the supervision of a licensed master plumber?
• Which reason for procuring a plumbing permit is incorrect?
• When discussing water closet fittings, a 3 inch closet bend shall have a 4 inch by _______ inch flange.
• Which document must include plumbing system specifications in Kentucky before installation?
• A _______ backflow preventer is required for a car wash where chemicals are introduced into the system.
• What type of flux should not be used when installing copper piping?
• A house sewer laid in undisturbed ground must be laid on what minimum thickness of approved material?
• What type of plumbing fixture must be separated by a water-seal trap?
• If the water service piping is made of plastic, which accessory is mandatory for proper installation?
• What is the definition of a roof extension in plumbing?
• What is the primary purpose of a trap in plumbing?
• What is the term used to describe a plumbing system worker who manages repairs and upkeep?
• Water heaters shall be considered pressure vessels if the heater input exceeds what value?
• What is the timeframe allowed for a person aggrieved by a regulation to appeal to the court?
• What version of the medical gas code does Kentucky follow?
• What does NSF stand for in plumbing standards?
• What is generally required for the installation of a backflow prevention device in plumbing?
• If a roof is used for purposes other than weather protection, how high must the vent stack be above the roof?
• What is the purpose of using non-absorbent materials on floors in toilet rooms?
• What is the role of a maintenance man in plumbing?
• What encompasses the water service and house sewer within plumbing?
• What should solvent cement and primers not be exposed to during storage?
• What is the fixture unit value for a 5" vent pipe?
• What is the minimum requirement before a plumbing system is covered?
• The sump pump shall discharge into what size waste pipe in inches?
• In Kentucky plumbing code, what does a permit signify?
• What role does a master plumber have in plumbing work?
• What is a primary responsibility of a master plumber?
• What is the minimum amount of general liability insurance required for plumbing firms?
• A storm sewer inside a building shall extend to a point how many feet outside a building?
• What is the minimum width for hangers used on PVC and ABS plumbing systems?
• What standard requires inspections of firestone systems in plumbing?
• A house sewer shall be laid on a grade of not less than ______ inches per foot.
• What is the term for the average finished ground level adjoining a building at exterior walls?
• What is the branch size for a plaster sink?
• What type of backflow prevention is needed for pedicure chairs with water inlets below the flood level rim?
• If a 3 inch drain enters a house, it must be attached to what size vent stack in inches?
• How far must the vent terminal of a direct vent water heater with an input over 50,000 BTU be located from any opening?
• What does the term "Critical Level" or CL indicate regarding vacuum breakers?
• What is the required psi for a rough-in test on the water distribution system and the water service piping?
• For a dishwasher, what is the trap size used?
• What is the minimum size of a house sewer according to plumbing standards?
• When testing the soil, waste, and vent system, what is the minimum head of water required?
• A vent may not be required on a basement floor drain if the floor drain is located within 5 feet of a stack but not farther than 20 feet. How far can the floor drain be located from the point where it connects to the house drain?
• Horizontal PVC and ABS pipe shall be supported at intervals not to exceed ______ feet.
• A plumbing permit for a homeowner is valid for how many years before requiring renewal?
• A water closet must be on a minimum of what size soil or waste pipe?
• If a roof vent terminus is within 10 feet of a door or window opening, it must extend at least how many feet above the top edge of the window or opening?
• Vertical copper pipe 1 1/4 inch and smaller shall be supported at what intervals?
• In plumbing, what is the purpose of a trap?
• What type of piping may be included in plumbing work within a building?
• What essential feature must be included on a water heater sold in Kentucky?
• What type of piping should not be used for a beverage system according to plumbing guidelines?
• Where do storm sewers extend to in relation to a building in plumbing?
• What type of backflow preventer is required for connections introducing boiler water conditioning chemicals?
• When installing CPVC, how many inches of offset for each how many feet of vertical rise are needed for thermal expansion?
• Before performing plumbing work in Kentucky, what must be obtained?
• What is the requirement for obtaining manufacturer's recommendations when installing plastic pipes?
• When connecting pipes, which joint type is commonly used for securing joints in plumbing?
• Roof drains must extend their strainers not less than how many inches above the roof surface?
• What is the minimum weight for sheet lead used for a shower pan in pounds per square foot?
• What is defined as any pipe receiving discharge from any fixture except water closets?
• Who can be issued permits to construct or alter plumbing in homes?
• Which of the following is not considered plumbing?
• A slip joint shall be permitted on the inlet side of what plumbing fixture?
• What is the minimum size for a floor drain with an individual waste and vent in a residential laundry room?
• For a potable water connection to a boiler feed water system, what installation is necessary where chemicals are introduced?
• What happens to a plumbing permit if the work ceases for more than 12 months?
• A sanitary tee may be turned on its back or side at an angle of not more than how many degrees?
• A kitchen sink unit or fixture with more than how many fixture units may be connected with a continuous-waste?
• What is the trap size for a urinal used in a stall?
• What is the function of a vacuum breaker in plumbing systems?
• How far must the tracer wire be buried underground?
• The joint at the roof shall be made watertight using which materials?
• Sewer piping installed under a driveway must have at least how many inches of cover?
• What is the term for the vertical distance from the lowest opening of any pipe or faucet supplying water to a fixture to the flood level rim of that fixture?
• What do plumbing codes typically enforce?
• What branch size is specified for a water closet that uses less than or equal to 1.6 GPF?
• What kind of installation is described as being completed prior to the installation of fixtures?
• Which trap size is suitable for a residential kitchen sink?
• Which entity appoints the members of the State Plumbers Examining Committee?
• What is the trap size for a urinal that is classified as a trough?
• What type of piping must be installed with designated amounts of gravel?
• When are plumbing permits not required?
• Cast iron coupling for joining hub less cast iron pipe shall consist of a ______ gasket.
• For flashings other than lead, what is the required extension from the pipe at the base of the flashing in inches?
• If a drain is subject to back flow or back pressure, the drain shall be equipped with a ______ valve.
• The underground water service pipe from the meter shall not be less than _____ feet apart horizontally from the house sewer.
• Waste from semi-commercial laundries should discharge into a trap of what size?
• Which type of plastic pipe is approved for acid waste, both underground and above ground?
• Which trap size corresponds to a lip urinal?
• What document is essential for confirming plumbing standards and compliance?
• What is the maximum allowable distance for supporting PEX-ALPEX installed horizontally?
• Which of the following is NOT a plumbing fixture?
• What is the effective size of the trap used for a dental cuspidor?
• According to the basic principles, which fixtures are required in a dwelling?
• A manufacturer's floor drain shall not require an individual vent if placed on a waste line within how many feet from the main waste line?
• How should each fixture be connected to the soil or waste system?
• When a water heater is installed in a location without a floor drain, to what distance must the discharge from the relief device be piped to the outside?
• What is the minimum size of SDR 35 pipe that can be used for storm sewers inside a building?
• When does a plumbing permit expire if construction has not begun?
• What branch size is indicated for a service sink?
• What happens if the critical level marking is not shown on a vacuum breaker?
• What is the minimum fine for violating the KY State Plumbing Law?
• What is the minimum weight requirement for sheet lead used for vent pipe flashing?
• Which entities represent the department in enforcing the plumbing code?
• What is the role of venting in drainage systems?
• Which type of pipe is not permitted outside a building unless protected from frost?
• What is the portion of a fixture drain located between a trap and its vent called?
• What device must be installed if a check valve or backflow preventer is in a water system?
• Who can take the next regular examination if they fail?
• What is the maximum gallons per flush for a water closet in a private residential setting?
• In terms of plumbing codes, what is a crucial factor regarding the installation depth of sewer piping?
• What is the maximum flush rate allowed per water closet discharging into a 3 inch soil or waste pipe?
• For venting purposes, what angle should the vent pipe rise when connecting to a horizontal pipe?
• How high must the water distribution riser terminate above the ground in manufactured and mobile homes?
• In the plumbing trade, what must every company have to operate legally?
• Which of the following is NOT a requirement for plumbing in a dwelling?
• At what intervals must horizontal 1 1/2 inch and larger screwed and mechanical joint pipe be supported?
• In residential construction, what type of fixture shall not be individually valved?
• What is the maximum distance that horizontal cast iron pipe can be from an approved hanger?
• Which of the following best describes the location of the shutoff valve in residential plumbing?
• What should you ensure about the pitch of a drainage pipe?
• How much is the application fee for a journeyman plumber?
• What is a common requirement for all plumbing work to ensure safety and functionality?
• Which types of copper can be used within or underneath a building?
• What size waste pipe is required for 3 lavatories, 3 bathtubs, and 1 kitchen sink?
• What material is used for storm sewer pipes of various sizes as stated?
• How many fixture units does a 2" trap contribute to an automatic clothes washer?
• What provides the best level of protection in all backflow situations?
• Which two fixtures do not require a strainer?
• What must occur before the department can suspend or revoke a plumbing license?
• What is the maximum amount of weight that vertical copper pipes should typically be designed to bear?
• Which of the following would NOT require plumbing permits?
• Which type of piping can be buried underneath a building to eliminate transition fittings being outside?
• A residential automatic washing machine shall have a _______ stand pipe extended to at least ______ above the flood level rim of the washing machine.