Q.92. Which option is if the trap from a sink located in a car cannot be vented, ______.

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Nevada Plumbing Test

C1-D

Question	Answer
Q.99. Piping and fittings under 2" are commonly made from ____ and ____in a hydronic heating system?
Q.98. The most common steel pipe schedule found in heating systems is?
Q.97. What is the maximum operating temperature and pressure of a low-temperature low mass copper or steel tube hot water boiler?	120c, 160 PSI
Q.96. The maximum operating temperature and pressure of a low-temperature high mass cast iron hot water boiler is…	120c, 30ps1
Q.95. The amount of heat energy required to raise the temperature of 1 Lbs of water by 1 degree F is referred to as a ....	BTU
Q.94. Which option is air conditioning condensate waste shall not connect indirectly through an air-gap or air-break?	Floor Drain
Q.93. How is the minimum size condensate waste pipe from a 12 ton refrigeration?	3/4"
Q.92. Which option is if the trap from a sink located in a car cannot be vented, ______.	The drain shall discharge through an air-gap or air-break into an approved receptor that is vented
Q.91. What is an approved plumbing fixture or disposal area collected and discharges	Condensate from fuel burning collected and discharges
Q.90. Which option is condensate or wastewater shall not drain over?	Public Way
Q.9.What is a drainage fitting used to remove clogs and open access to internal pipes. A cleanout is required when the aggregate horizontal change in direction is greater than 135°. A cleanout is not required on indirect waste pipes.	Cleanout
Q.89. When discharged into the drainage system, condensate shall drain by means?
Q.88.What is pipes carrying wastewater from swimming or wading pools, including pool drainage, backwash from filters, and discharge from pumps shall be?
Q.87. Which is water lifts, expansion tanks, cooling jackets, sprinkler systems, drip or overflow pans, and other similar devices that discharge clear waste-waster into the building drainage system shall?
Q.86. What is no chemical waste shall be discharges without?
Q.85. Which option is no chemical waste vent shall?
Q.84. What is intersect vents for other services?
Q.83. Which option is the owner shall make and keep?
Q.82. When ever practical, all piping receiving chemical waste shall be?
Q.81. What is lead waste pipe that may receive discharge containing acid or corrosive chemicals, and each vent pipe connected to it, shall be no less than _____ wall thickness?
Q.80. Which is _____ Shall not be used for chemical or industrial waste that requires pretreatment?
Q.8. Which option is a recommended for both above and below ground; e.g., waste, soil, and vent lines, roof drainage, and building drains and sewers.
Q.79. Which option is a every indirect wast interceptor receiving discharge containing particles that would clod the receptor drain shall?
Q.78. Which option is a Water having a temperature above ______ shall not be discharged under pressure directly into the drainage system?
Q.77. What can happen if drinking fountains are installed?
Q.76. What is a domestic dishwashing machine shall be connected to the drainage system by using?
Q.75. Which option is following no drain, overflow, or relief vent from a water supply system, or any other discharges under pressure shall be discharge to the drainage system?
Q.74. What is an indirect waste receptor that will not be installed?
Q.73. What is a standpipe for a clothes washer shall have a minimum and maximum length of ?
Q.72. Which is approved for proposed use, shaped and sized to prevent splashing or flooding, located where they are
Q.71. The developed length from the fixture outlet of a bar sink to the receptor shall not exceed ______Feet?
Q.70. What is no plumbing fixture that is receiving discharge from indirect waste pipes shall be installed until first approved by the?
Q.7. What is used for above-ground water distribution piping in or on a building and for chilled water mains up to 1-1/4
Q.69. Which option is devices that are not regularly classified as plumbing fixtures, but which have drip or drainage outlets, shall be drained by?
Q.68. Which is Stills, sterilizers, and similar equipment requiring waste connection and used for sterile materials shall be?
Q.67. What is a drains, overflows, or relief pipes from a water distribution system shall discharge to the building drain by?
Q.66. Which option is a floor drains in walk in coolers shall discharge through an air-gap or air-break
Q.65. Which option is Except for refrigeration coils and ice making machines, the minimum size of the indirect wast pipe shall not be smaller than the drain on the unit and not smaller than _______ inches
Q.64. All indirect wast piping that requires an air-gap shall discharge into the building drainage system through?
Q.63. What should you do with an abandoned septic tank?
Q.62. How far do you open the valve of an acetylene bottle?
Q.61.What materials are used for vents?
Q.60. Which of the following is the strongest copper
Q.6. Which option is recommended for underground water piping
Q.59. What causes a flushometer to run constantly?
Q.58.What causes a flushometer to run constantly?
Q.57. What is the proper pipe design for an island sink?
Q.56. What materials are allowed to be used for gas piping?
Q.55. Handicap restrooms should have?	Paddle handles, wrapped drain pipe and 48" to turn around
Q.54.The temperature should have a maximum release pressure relief valve for a water heater on a temperature and temperature of ?
Q.53. Seismic gas shut-off valves must be installed?
Q.52. Thrust blocks must be installed in yard piping at every?	Change of direction
Q.51. Why must you contact dig alret before excavating?"
Q.500. Combination temperature and pressure relief valves shall be installed:
Q.50. When a temperature relief valve discharges outside, the pipe should be:
Q.5. What is primarily used for buried or concealed piping, for oxygen piping, and for heating condensate return lines.
Q.499. The bottom of a water service pipe should never be closer than _______ from the top of a sewer.
Q.498. The minimum size of a fixture water supply pipe for a flush valve toilet is:
Q.497. Water pressure within a building must never be allowed to exceed:
Q.496. Water piping systems shall be designed on the basis of the
Q.495. The maximum length of a flexible gas connector to a range is?
Q.494. Domestic gas piping shall stand a pressure of not less than ____ lbs. psi, or may be tested at a pressure of at least ____ in. of mercury.
Q.493. The most frequently used holding device a plumber has is a ?
Q.492. When the water pressure is 60 lbs. per sq. in., the maximum flow rate for a sink faucet shall not exceed:
Q.491. Immediately ahead of each water supplied appliance and each slip joint or non-metallic water supply connection a
Q.490. What do you do if there is no cleanout in the drain line of a house?
Q.49. A floor drain is required for a public bathroom that has:	2 water closets
Q.489. A pipe that runs from a source of potable water to the water distribution system of a building is known as a:
Q.488. PEX tubing shall not be installed within the first ____ of piping connected to a water heater.
Q.487. Soldered joints associated with potable water pipe
Q.486. The maximum amount of water consumption for toilets in a majority of locations shall be no more than _____ gallons per flushing cycle.
Q.485. Ballcocks in water closet tanks shall be installed so that the critical level of the water inlet is above the full opening of the overflow pipe at least:
Q.484. Flexible corrugated connectors of copper or stainless steel for water heater connectors shall be limited to:
Q.483. Service and hose bibb valves must be:
Q.482. When the water pressure is 60 lbs. per sq. in., the maximum flow rate for a single shower head shall not exceed?
Q.480. Water piping systems may be tested with:
Q.48. There is a purple pipe in the ground leading to a house. For what is the pipe used?
Q.478. When the water pressure is 60 lbs. per sq. in., the maximum flow rate for a private lavatory shall not exceed:
Q.477. Unions shall be installed in a water supply system within _______ of regulating equipment.
Q.476. Backflow prevention devices installed in the water supply line to steam boilers shall be installed:
Q.475. What is the minimum height of the atmospheric vacuum breaker?
Q.473. When the water pressure is 60 lbs. per sq. in., the maximum flow rate for a public lavatory shall not exceed:
Q.472. Combination stop-and-waste valves are not allowed to be installed:
Q.471. The kitchen and service sinks, rated at 4 hwsfu each, are sized for _____ fixture supply pipe.
Q.470. CPVC water pipe may be used for hot and cold water distribution systems:
Q.47. How many supports do you need for 4- inch ABS pipe that is 20 feet long?
Q.469. When installing a plumbing system, the only factor that can be affected by a plumber is the:
Q.468. Whenever fixtures and/or fixture fittings are installed which require a residual water pressure higher than 15 lbs. per sq. in.:
Q.467. The minimum size of a fixture water supply pipe for a flush valve urinal is:
Q.466. When a water service becomes a water distribution main, which of the following types of valves is required?
Q.465. The minimum size of a fixture water supply pipe for a single showerhead is:
Q.464. What is the minimum height of the atmospheric vacuum breaker above the highest part of a urinal equipped with a flushometer valve?
Q.463. All malleable iron water fittings shall be:
Q.462. Unions shall be installed in a water supply system within 12" of:
Q.461. What is the minimum height of the atmospheric vacuum breaker above the overflow rim of a vat?
Q.460. Water piping pressure shall be for a period of not less than?
Q.46. here do you put the gate valve on an ejector?
Q.459. Water in street water mains is typically under a pressure of ___ psi, which is sufficient to serve a moderate size plumbing installation.
Q.458. How many parts per million (PPM) of chlorine is allowed in potable water?
Q.457. Atmospheric type vacuum breakers shall not be subjected to:
Q.455. When hyper-chlorinating, how long should you maintain the concentration of chlorine at 20mg/L?
Q.454. If cold water lines are contaminated, you can hyper-chlorinate the water line by raising the level of free chlorine to?
Q.453. Water piping may be installed in the same trench with sewer piping made of:
Q.452. The type of valve required on a building supply to any building is a:
Q.451. The distance between a water heater and the union on the water lines shall not be more than:
Q.450. Galvanized steel piping installed under a concrete floor slab of a building shall:
Q.45. Who do you notify when installing a gas system greater than 5 psi?
Q.44. A contractor finds an old wall-hung trough urinal and a pedestal trough urinal when she is remodeling an old building. What should the contractor do?
Q.43. A special vent is used half way up a 10 story building to help with venting. What is this type of vent called?
Q.42. What is the minimum distance for access to a 1-1/2" cleanout?
Q.41.What should be installed when a contractor installs a fixture
Q.407. What is a bench threader designed to do in addition to threading pipe?
Q.406. What are the BTU values of the following fuels?
Q.405. When doing oxyacetylene welding, first:
Q.404. What type of square has an adjustable head?
Q.403. What are the BTU values of the following fuels?
Q.402. The maximum length of a portable two section extension ladder is:
Q.40. What is the minimum porosity for a drain field on a septic system?
Q.4. Which option is atmospheric pressure at sea-level:
Q.399. Which type of cast iron pipe joint can absorb vibrations and be deflected up to 5 degrees without leakage or failure?
Q.398. When soldering a copper pipe, 50/50 solder will melt at?
Q.397. What procedure is correct when the serrated jaws of a stillson wrench are too worn to grip the pipe?
Q.396. How do slip joint pliers differ from water pump pliers?
Q.395. According to code, which is most likely to be accepted by a gas company for interior gas piping?
Q.394. The clearance required in front of a 2 inch cleanout is not less than:
Q.393. Cleanouts smaller than 3 inches must be installed so that there is at least ____ of clearance for rodding.
Q.392. A 4 inch sewer installed at 1/8" slope per foot, provided it is individually vented, may serve ____ trailers.
Q.390. The standard metric unit of an area is the:
Q.39.What should you do if the waste line is connected to the closet bend?
Q.389. Electrical information on plans is shown on:
Q.388. Each vent shall terminate from any lot line, unless facing a street or alley, a minimum distance of:
Q.38. In an island vent what type of fitting would be used that is not used in a wall installation?
Q.37. Where does the homeowner begin to be responsible for gas piping?
Q.36. Safety question: if How far distance is greater than 15 feet what is required?	Fall protection
Q.35. Gas piping should be tested at?
Q.34. What color is sprayed to mark reclaimed water?	Purple
Q.33.What color is sprayed to Mark gas?	Yellow
Q.32. What color is sprayed to mark water?	Blue
Q.31. What color spray Is used to mark Sewer?	Green
Q.304. An intercepting tank or sump is required for drain piping from a:
Q.300. The use of mechanical excavating equipment is prohibited within:
Q.30. What should the handicap sink be like?	Wrapped drain pipe
Q.3. which is a column of water 1 ft high exerts a pressure of?	4.33
Q.299. The ease of paint combustion is measured by:
Q.298. Cleanouts may be omitted on a horizontal drain line less than 5 feet except for:
Q.297. Trap cleanouts are prohibited on:
Q.296. When shoring a trench, workers must be protected in excavations with a minimum depth of:
Q.295. A 2" sanitary tee will serve:
Q.29. The height of a toilet Public restroom with handicap access must be at least?
Q.289. One fixture unit is equivalent to:
Q.288. Water closets shall be secured to the floor with
Q.287. Air conditioning equipment may discharge directly or indirectly into:
Q.286. What type of material is normally not in a drainage system?
Q.28. What is the minimum allowed slope for a 3" horizontal drain pipe?
Q.27. What is the maximum distance permitted between manholes?
Q.26. When using compressed air to test a water system, what is the minimum amount of hot and cold water piping that should be tested?
Q.25. What is the maximum allowed rate of flow through the grease trap?
Q.24. What type of waterproofing should be done using approved joints on the roof around pipes?
Q.23. How many inches cannot the water seal be less than for a P trap?
Q.22. How many inches should a urinal be from center to center compared to another similar make?
Q.21. What is the minimum distance that urinals should be from a partition or sidewalk?
Q.20. How many feet of plastic pipe should each support?
Q.2. Which of the following should be used to prevent kinks when bending soft copper tubing?
Q.19. Which is inch and a quarter or smaller copper tubing Must be supported every?
Q.18. Which option is following 1 inch or larger threaded iron I must be supported every?
Q.17.Three-quarter or smaller threaded pipe must be supported every
Q.160. What is found on a safety high limit control that is not found on an operating control?
Q.16. What is greater than 5 feet cast-iron must be supported every?
Q.159.A wall 8x10 has a combined R Value of 75. What is the U Factor?
Q.158. A British Thermal Unit is?
Q.156. 100 Boiler Horsepower is equal to ______ BTUS?
Q.155. Boiler trim falls under section six of the ASME code?
Q.154. ASTM stands for The American Society for Testing and Materials ?
Q.153. An imperial gallon of water weighs 10lbs, How much does 18 cubic foot of water weigh?
Q.152. As water is heated its volume?
Q.15.What is a coupling device used to join pipes.
Q.148. What be the likely cause of a boiler to over pressure?
Q.147. Water is most dense at?
Q.146. Heat would be described as?
Q.14. Which option is a fitting used to change the direction of the pipe.	Elbow
Q.133. When is it very important to remove air from a hydronic heating system?
Q.132. Zone valves that come with end switches are connected to which circuit?
Q.131. When a thermostat has been turned up and calling for heat, the energized power signal to a normally closed zone valve would?
Q.130. What type of thermostat would you choose to install with a normally open zone valve on a hydronic heating system?
Q.13. What is a fitting with inside threads larger at one end than at the other. Used to reduce the size of the pipe.	Reducer
Q.129. A Thermostatic radiator valve is which type of design?
Q.128. Which type of valve would you use to prevent unauthorized using?
Q.127. The type of radiator valve you would use on a forced circulated hydronic heating system?
Q.126. When installing a bypass between supply and return headers it can be controlled with?
Q.125. Balancing valves can be installed to dial in the flow on?
Q.124. The best choice for a Balancing valve configuration is?
Q.123. A Diversion tee is another name for a Mono-flow tee.
Q.122. The valve you would install to correct unequal friction loss from unequal circuit length's?
Q.121. To completely open or close a ball valve you rotate the handle how far?
Q.120. The spherical ball inside a two way ball valve is?
Q.12. Which option is a fitting used to run pipes in a "T" shape.
Q.119. Good choices for a hydronic heating isolation valve include?
Q.118. A valve that is normally closed and allows for flow in only one direction.
Q.117. Circuits in this system are approximately the same length so that each heat transfer unit can provide equal heating
Q.116. The system where each transfer unit can be individually controlled?
Q.115. One advantage that a series loop and One pipe system have over Two pipe systems is?
Q.114. Series loop baseboard systems are mainly used in this application because of the limited amount of BTU's they can provide
Q.113. The inside of a Mono-flow tee works by using the venturi effect:
Q.112. Cushion tanks and Expansion tanks have the same purpose. Cushion tanks are a completely closed tank, while Expansion tanks are open to the atmosphere and allow air to escape
Q.111. Two types of forced hot water heating systems are two pipe systems and series loop systems.
Q.110. A one pipe system has better heating efficiency than a two pipe system?	False
Q.11. What is a joint in a threaded pipeline that allows movement in the direction of the line.
Q.109. Gravity hydronic systems require_______ to supply sufficient hot water?
Q.108. The way a Gravity system and a forced flow system deliver water throughout the system is by?
Q.107. What do PEX pipe and PEX-AL-PEX have in common when used in hydronic heating systems?
Q.106. Copper piping has less resistance to oxygen corrosion and more resistance to flow than steel piping.
Q.105. Copper types that are currently used in the industry and approved for hydronic heating system?
Q.104. What advantage would grooved pipe have over screwed pipe?
Q.103. Proper gasket selection is not a concern with grooved pipe couplings and fittings.
Q.102. Ridged grooved clamps are similar to flanged or welded joints in the way they require less support, than a system made with flexible grooved couplings?
Q.101. Pump headers, fire protection systems, and high-pressure oil are applications where it would be best to install a rigid grooved pipe clamp instead of a flexible clamp that may cause deflection.
Q.100. Max pressure rating of malleable screwed fittings and standard weld fittings?
Q.10. Which option is unit which interrupts the continuity of electrical connection; prevents electrolysis.
Q.1. A septic tank for a four-bedroom house must hold at Least	1200 gallons

Created by: j.walters

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