If You Pass This Quiz, You Are Amazing At Plumbing!

92 Questions | Total Attempts: 783

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If You Pass This Quiz, You Are Amazing At Plumbing!

Plumbing is any system that conveys fluids for a wide range of applications. Plumbing uses pipes, valves, plumbing fixtures, tanks, and other apparatuses to convey fluids If you pass this Quiz, You are amazing at Plumbing!


Questions and Answers
  • 1. 
    What kind of concealed connections on fixtures that it is required to provide an access panel or utility at least 0.3 meter in its least dimension for easy inspection and repair?      
    • A. 

      Slip joint

    • B. 

      Hubless

    • C. 

      Ball and socket

    • D. 

      flanged

  • 2. 
    The minimum size of gas piping supply to a mobile home is ____.        
    • A. 

      3/4 inch

    • B. 

      1/2 inch

    • C. 

      2 inches

    • D. 

      1 inch

  • 3. 
    Under no circumstances may gas appliance pressure regulators be vented ____.  
    • A. 

      To the gas utilization equipment flue or exhaust system

    • B. 

      Using black iron pipe

    • C. 

      To the combustion chamber near the pilot

    • D. 

      To the atmosphere

  • 4. 
    Chemical or industrial liquid wastes that are likely to damage the public sanitary sewer system shall ____.          
    • A. 

      Be pretreated to render them innocuous

    • B. 

      Not be used under any condition

    • C. 

      Be drained into a holding tank

    • D. 

      Be drained into a storm drain

  • 5. 
    One material not approved for the installation of an external trap for a urinal is ____.              
    • A. 

      ABS

    • B. 

      Cast brass

    • C. 

      Drawn-brass tubing traps

    • D. 

      Cast iron

  • 6. 
    Water heater vents terminate above a roof surface at least ____ from a vertical wall.       *               
    • A. 

      12 inches

    • B. 

      6 inches

    • C. 

      8 feet

    • D. 

      3 feet

  • 7. 
    Fixture traps shall have a water seal of not less than ____.            
    • A. 

      12 inches

    • B. 

      2 inches

    • C. 

      6 inches

    • D. 

      4 inches

  • 8. 
    Concealed slip joint connection require a (an) ____.  
    • A. 

      8 x 12 access panel

    • B. 

      10 x 12 access panel

    • C. 

      12 x 12 access panel

    • D. 

      18 x 18 access panel

  • 9. 
    Copper tube and fittings used for drainage and vent piping installed aboveground shall be at least ____.       
    • A. 

      Type DWV

    • B. 

      Type L

    • C. 

      Type K

    • D. 

      Type M

  • 10. 
    In each run of horizontal drain piping, the distance between cleanouts shall not exceed ____.  
    • A. 

      50 feet

    • B. 

      300 feet

    • C. 

      75 feet

    • D. 

      100 feet

  • 11. 
    The developed length between the trap of a water closet and its vent shall not exceed ____.  
    • A. 

      4 feet

    • B. 

      12 inches

    • C. 

      30 inches

    • D. 

      6 feet

  • 12. 
    A type B-W gas vent shall terminate at least ____ feet in vertical height above the bottom of the wall furnace  
    • A. 

      6

    • B. 

      12

    • C. 

      8

    • D. 

      4

  • 13. 
    Sewer or other drainage piping that shall no be installed under or within 2 feet of any building or structure is ____.  
    • A. 

      ABS

    • B. 

      Cast iron

    • C. 

      Asbestos cement

    • D. 

      Copper

  • 14. 
    The aggregate cross-sectional area of all vents for a system with a required 4-inch sewer shall be at least ____.  
    • A. 

      12.56 square inches

    • B. 

      4 square inches

    • C. 

      7.06 square inches

    • D. 

      18 square inches

  • 15. 
    Sheet metal, constituting a part of any vent connector, shall be at least ____.  
    • A. 

      0.0304 inches

    • B. 

      0.0505 inches

    • C. 

      0.0500 inches

    • D. 

      0.0450 inches

  • 16. 
    The developed length of 1-1/2-inch trap arms shall not exceed ____.  
    • A. 

      2 feet, 8 inches

    • B. 

      5 feet

    • C. 

      6 feet

    • D. 

      3 feet, 6 inches

  • 17. 
    Drinking fountains may be installed with ____.  
    • A. 

      Steel pipe

    • B. 

      Indirect wastes

    • C. 

      Yoke venting

    • D. 

      Bell traps

  • 18. 
    The depth of the finished dam of threshold for any shower, measured from the top of the drain, shall not be less than ____.  
    • A. 

      4 inches

    • B. 

      12 inches

    • C. 

      2 inches

    • D. 

      9 inches

  • 19. 
    Unions shall be installed in a water supply system within ____ to a water heater  
    • A. 

      36 inches

    • B. 

      12 inches

    • C. 

      24 inches

    • D. 

      48 inches

  • 20. 
    No trap for any clothes washer standpipe shall be installed ____.  
    • A. 

      18 inches above the floor

    • B. 

      In a partition

    • C. 

      6 inches above the floor

    • D. 

      Below the floor

  • 21. 
    PEX piping installed horizontally must be supported every ____ inches.     
    • A. 

      48

    • B. 

      24

    • C. 

      36

    • D. 

      32

  • 22. 
    The distance from the center of a water closet to any side wall or partition shall not be closer than ____.  
    • A. 

      15 inches

    • B. 

      12 inches

    • C. 

      24 inches

    • D. 

      30 inches

  • 23. 
    A drain connecting the compartments of a set of fixtures to its trap is called a(an) ____.  
    • A. 

      Continuous waste

    • B. 

      Special waste

    • C. 

      Indirect waste

    • D. 

      Combination waste and vent

  • 24. 
    The building sewer shall be determined on the basis of the total number of fixture units drained by such sewer in accordance with ____.  
    • A. 

      None of the above

    • B. 

      The maximum fixture load only

    • C. 

      The same table(s) as the building drain

    • D. 

      Table 7-8 fixture unit loading

  • 25. 
    The maximum horizontal distance of a trap arm is measured from the inner edge of the vent to the ____.  
    • A. 

      Outlet

    • B. 

      Weir of the trap

    • C. 

      Dip

    • D. 

      Inlet

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