PLUMBING LEVEL 3 EXAM ACTUAL TEST
QUESTIONS AND SOLVED ANSWERS
◉ Bow vent.
Answer: how would you vent a kitchen sink on an island counter
◉ 20'.
Answer: Using PVC or ABS pipe and fiitings requires expansion
joints how often
◉ 35'.
Answer: A barometric oop is Approx. how many feet
◉ No.
Answer: Can you burry expansion joints under ground
◉ 24".
Answer: Max distance from fixture outlet to the trap weir
◉ 50'.
Answer: How often does horizontal DWV lines require a clean out if
its 4" or below
,◉ 100'.
Answer: How often does horizontal DWV lines require a clean out if
its greater then 4" pipe
◉ 2".
Answer: minimum size VTR
◉ 2".
Answer: Minimum size future vent
◉ 2".
Answer: Minimum size stack vent
◉ 3".
Answer: minimum size vent stack
◉ 1 1/2".
Answer: Minimum size kitchen sink drain
◉ 18"-24".
Answer: How much must a VTR extend above the roof
,◉ Clean Out.
Answer: What does every kitchen sink require
◉ 12-15 inches.
Answer: what must a K.S. drain be stubbed out at to allow room for a
garbage disposal
◉ Check Valve.
Answer: Ejectors and sump pumps must have what
◉ 20gpm.
Answer: A residential sewage ejector must dishcharge at a minimum
of ______ gpm
◉ 8'.
Answer: If a roof isused fora garden or a deck the vent must extend
how far
◉ 12".
Answer: how far from the roofs surface must you increase the vent
size if needed
, ◉ 3".
Answer: when frost may occur the minimum size vent terminal is
what
◉ 2-8.
Answer: how many fixtures are required to battery vent
◉ Floor outlet.
Answer: what kind of outlet is required when you battery vent
◉ Individualy Vent.
Answer: when wall mounted fixtures are connected to a battery vent
they must what
◉ Half the diameter of the drain.
Answer: how do you find the minimum size vent for your drain
◉ dripped, labeled, 2".
Answer: what is required on a future vent
◉ 3".
Answer: what's the minimum size sub soil drain
QUESTIONS AND SOLVED ANSWERS
◉ Bow vent.
Answer: how would you vent a kitchen sink on an island counter
◉ 20'.
Answer: Using PVC or ABS pipe and fiitings requires expansion
joints how often
◉ 35'.
Answer: A barometric oop is Approx. how many feet
◉ No.
Answer: Can you burry expansion joints under ground
◉ 24".
Answer: Max distance from fixture outlet to the trap weir
◉ 50'.
Answer: How often does horizontal DWV lines require a clean out if
its 4" or below
,◉ 100'.
Answer: How often does horizontal DWV lines require a clean out if
its greater then 4" pipe
◉ 2".
Answer: minimum size VTR
◉ 2".
Answer: Minimum size future vent
◉ 2".
Answer: Minimum size stack vent
◉ 3".
Answer: minimum size vent stack
◉ 1 1/2".
Answer: Minimum size kitchen sink drain
◉ 18"-24".
Answer: How much must a VTR extend above the roof
,◉ Clean Out.
Answer: What does every kitchen sink require
◉ 12-15 inches.
Answer: what must a K.S. drain be stubbed out at to allow room for a
garbage disposal
◉ Check Valve.
Answer: Ejectors and sump pumps must have what
◉ 20gpm.
Answer: A residential sewage ejector must dishcharge at a minimum
of ______ gpm
◉ 8'.
Answer: If a roof isused fora garden or a deck the vent must extend
how far
◉ 12".
Answer: how far from the roofs surface must you increase the vent
size if needed
, ◉ 3".
Answer: when frost may occur the minimum size vent terminal is
what
◉ 2-8.
Answer: how many fixtures are required to battery vent
◉ Floor outlet.
Answer: what kind of outlet is required when you battery vent
◉ Individualy Vent.
Answer: when wall mounted fixtures are connected to a battery vent
they must what
◉ Half the diameter of the drain.
Answer: how do you find the minimum size vent for your drain
◉ dripped, labeled, 2".
Answer: what is required on a future vent
◉ 3".
Answer: what's the minimum size sub soil drain
