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journeyman practice exam
  • Gabriel Ivarra jr

  • 問題数 41 • 11/21/2023

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    問題一覧

  • 1

    A general term for any vertical pipe that extends at least one story.

    Stack

  • 2

    The drainage piping that conveys waste from the building drain to the public sewer or disposal system.

    Building sewer

  • 3

    Water closets for public and employee use shall be elongated type.Water closets for public and employee use shall be elongated type.

    True

  • 4

    Vertical and horizontal wet venting is permitted on the same floor level within a bathroom group.

    True

  • 5

    Vents are sized by ___ served and developed length. To go longer the size must be increased

    Dfu

  • 6

    Trap seals shall be

    2 to 4 inches

  • 7

    water over 140 degrees will?

    Get soft

  • 8

    Where vents pass thought the roof, the juncture must be made water tight with..?

    Flashing

  • 9

    The pressure in vents should be the same as outside air

    True

  • 10

    How many vents should terminate through the out door?

    1

  • 11

    Distance from trap to vent is set by chart

    Trap are length

  • 12

    Total fall of a trap arm shall not be more than the diameter of the trap arm.

    True

  • 13

    what is the slop if the pipe for 4in?

    1/8

  • 14

    all water valves must have?

    Access

  • 15

    what side much hot water be on?

    Left

  • 16

    All plumbing fixtures can be rough and hard

    False

  • 17

    Nail plate much be installed when pipe in within ___ of edge

    1 1/2in

  • 18

    The primary or principal artery to which branches are connected.

    Main

  • 19

    A vent connecting to a drainage branch and venting two to eight traps in a battery.A vent connecting to a drainage branch and venting two to eight traps in a battery.

    Circuit vent

  • 20

    Single wall vent is approved only with ___ of clearance from combustible material and not concealed.

    6 inches

  • 21

    Air provided to replace exhausted air

    Air makeup

  • 22

    A change involving extension, addition or change to arrangement, type or purpose of installation.

    Alteration

  • 23

    heat required to raise 1 pound of water 1°F.

    BTU

  • 24

    Natural gas is

    Dry

  • 25

    Lp is

    Liquid

  • 26

    Horizontal trap distance shall not exceed more than

    30 inches

  • 27

    Cleanouts shall be installed every ___ or less

    100ft

  • 28

    12.Clearance of 18 inches or more must be provided for rodding of 6 inch and smaller. Must provide 36 inches for 8 inch or larger.

    Study

  • 29

    Do Chemical waste must be completely separated from the sanitary drainage system.

    Yes

  • 30

    Air gap, reduced pressure principle, double check, pressure vacuum breaker, atmospheric vacuum breaker, hose bibb vacuum breaker.

    Backflow prevention

  • 31

    AVB

    Low hazards and siphonage only

  • 32

    PVB

    High hazard and siphonage

  • 33

    A single vent serving as the vent for two fixture drains.

    Common vent

  • 34

    A pipe that conveys only waste.

    Waste pipe

  • 35

    Small copper going horizontal much be supported every?

    6ft

  • 36

    Large copper tubing much be supported every ?

    10ft

  • 37

    PVC/ABS must be supported every __ going horizontal?

    4ft

  • 38

    CPVC 1” or less must be supported every ___ going horizontal

    3ft

  • 39

    CPVC larger must be supported every ___ going horizontal

    4ft

  • 40

    Interceptors and separators must be provided

    To prevent from damaging the drainage system

  • 41

    Waste not requiring separation or treatment shall not be discharged into an

    Interceptor