TEXAS MASTER PLUMBING ACTUAL
PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ Who is responsible for maintaing the plumbing system and making
sure it is in safe position? Answer: Owner or owners agent
◉ What penalty will incur if you do work before a permit is issued?
Answer: Double the normal fee
◉ Can you cover piping before inspection? Answer: No it Must be
left uncovered until inspected
◉ Can inspectors stop work if it look unsafe? Answer: Yes Inspectors
can stop work if it is dangerous or unsafe enviroment
◉ When is an inspection required in a municipilaty or city? Answer:
When 5000 or more people exist
◉ The vertical distance between the opening of the water supply
and the flood level rim of a receptable Answer: Air Gap
,◉ Any part of the piping system except mains or stack or risers
Answer: Branch
◉ is the lowest part of the drainage system which receives waste
from soil and waste pipes and connects to the building sewer
Answer: Building Drain
◉ A vent connecting one or more individual vents with a vent stack
or stack vent Answer: Branch Vent
◉ Drainage piping that conveys waste from the building drain to the
public sewer or disposal system Answer: Building Sewer
◉ Access point for cleaning drainage pipes. Answer: Cleanout
◉ Two or three compartment sink drained by a continuous waste
connected to one trap Answer: Combination Fixture
◉ horizontal wet venting of one or more sinks/floor drains by a
common horizontal waste and vent pipe Answer: Combination Waste
and Vent System (Wet Venting For sinks and Floor Drains)
◉ A single vent serving as the vent for two fixture drains Answer:
Common Vent
, ◉ An elevation mark on a vacuum breaker setting the minimum
elevation the device can be installed above the flood level rim of a
fixture Answer: Critical Level
◉ An actual or potential tie between potable water and any source
of pollution or contamination Answer: Cross Connection
◉ A measurement of piping taken along the centerline of pipe
fittings Answer: Developed Length
◉ Any pipe that conveys wast water into the drainage system
Answer: Drain
◉ A waste pipe that drains through an air gap to the drainage system
Answer: Indirect Waste
◉ A pipe installed to vent one fixture trap. It may connect the vent
system above the fixture and terminate to the open air Answer:
Individual Vent
◉ The primary or principle pipe to which branches are connected
(Main Trunk Line) Answer: Main
◉ Water that sufficiently free of impurities to meet public health
standards Answer: Potable Water
PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ Who is responsible for maintaing the plumbing system and making
sure it is in safe position? Answer: Owner or owners agent
◉ What penalty will incur if you do work before a permit is issued?
Answer: Double the normal fee
◉ Can you cover piping before inspection? Answer: No it Must be
left uncovered until inspected
◉ Can inspectors stop work if it look unsafe? Answer: Yes Inspectors
can stop work if it is dangerous or unsafe enviroment
◉ When is an inspection required in a municipilaty or city? Answer:
When 5000 or more people exist
◉ The vertical distance between the opening of the water supply
and the flood level rim of a receptable Answer: Air Gap
,◉ Any part of the piping system except mains or stack or risers
Answer: Branch
◉ is the lowest part of the drainage system which receives waste
from soil and waste pipes and connects to the building sewer
Answer: Building Drain
◉ A vent connecting one or more individual vents with a vent stack
or stack vent Answer: Branch Vent
◉ Drainage piping that conveys waste from the building drain to the
public sewer or disposal system Answer: Building Sewer
◉ Access point for cleaning drainage pipes. Answer: Cleanout
◉ Two or three compartment sink drained by a continuous waste
connected to one trap Answer: Combination Fixture
◉ horizontal wet venting of one or more sinks/floor drains by a
common horizontal waste and vent pipe Answer: Combination Waste
and Vent System (Wet Venting For sinks and Floor Drains)
◉ A single vent serving as the vent for two fixture drains Answer:
Common Vent
, ◉ An elevation mark on a vacuum breaker setting the minimum
elevation the device can be installed above the flood level rim of a
fixture Answer: Critical Level
◉ An actual or potential tie between potable water and any source
of pollution or contamination Answer: Cross Connection
◉ A measurement of piping taken along the centerline of pipe
fittings Answer: Developed Length
◉ Any pipe that conveys wast water into the drainage system
Answer: Drain
◉ A waste pipe that drains through an air gap to the drainage system
Answer: Indirect Waste
◉ A pipe installed to vent one fixture trap. It may connect the vent
system above the fixture and terminate to the open air Answer:
Individual Vent
◉ The primary or principle pipe to which branches are connected
(Main Trunk Line) Answer: Main
◉ Water that sufficiently free of impurities to meet public health
standards Answer: Potable Water
