Texas State Plumbing Inspector/Master EXAM
1. Chapter 1 - Administration This chapter covers maintaining, permitting and in-
specting of the plumbing system.
2. 100% Penalty (Double fee) What is the penalty for work being done without a per-
mit?
3. TRUE All Underground piping shall be left uncovered until
inspected? T or F
4. Air Gap The vertical distance between the opening of the water
supply and the flood level rim of the receptacle is called?
5. Branch Any part of the piping system except a riser, main or
stack.
6. Branch Vent A vent connecting individual vents with a stack vent or
vent stack.
7. Building Drain The lowest part of the drainage system which receives
waste from soil and waste pipes and connects to the
building sewer.
8. Cleanout Access opening in the drainage system used to remove
obstructions.
9. Combination Fixture Two or three compartment sinks drained by a continu-
ous waste connected to one trap.
10. Combination waste and vent sys- A horizontal wet venting system for sinks and floor
tem drains.
11. Common Vent A single vent serving as the vent for two fixture drains.
12. Critical Level
, Texas State Plumbing Inspector/Master EXAM
An elevation mark on a vacuum breaker setting the min-
imum elevation the device can be installed above the
flood level rim of the fixture.
13. Cross Connection An Actual or potential tie between potable water and any
source of pollution or contamination.
14. Developed Length A measurement of piping taken along the centerline of
pipe and fittings.
15. Drain Any pipe that conveys waste water in the drainage sys-
tem.
16. Indirect Waste A waste pipe that drains through an air gap to the
drainage system.
17. Individual Vent A pipe installed to vent one fixture trap. It may connect
to the vent system above the fixture or terminate in the
open air.
18. Main The primary or principle pipe to which branches are
connected.
19. Potable Water Water that is suflciently free of impurities to meet public
health standards.
20. Rough in Parts of plumbing system installed prior to the installa-
tion of fixtures.
21. Soil Pipe A drain pipe conveying sewage containing fecal matter.
22. Stack Vent The extension of a soil or waste stack above the highest
fixture served.
, Texas State Plumbing Inspector/Master EXAM
23. Trap A device that provides a water seal to prevent the pas-
sage of sewer gas and allow the passage of waste.
24. Trap Seal Distance from weir to top of the dip of the trap.
25. Vacuum Breaker A backflow preventer that allows air to a vacuum being
pulled on a system.
26. Vent Stack A vertical vent pipe to provide circulation of air to and
from the drainage system that has NO WASTE.
27. Vertical Pipe Pipe that makes an angle of 45* or more with the hori-
zontal.
28. No dangerous, flammable, poiso- No , , or liquids shall be deposited in to
nous or explosive the drainage system.
29. 2 Pipe Diameters Pipes that are sleeved need to be sleeved how much?
30. 10' head of water or air at 5 psi How should drain pipe be tested?
31. minimum 6' or closer on piping How should copper be supported horizontally?
less than 1.5" pipe and 10' on 1.5"
or larger piping
32. minimum 32" for up to 1" PEX How should PEX be supported horizontally?
33. 45* bearing plane of the wall or Trenches installed parallel to footings shall not extend
footing below ?
34. 30" center to center or 15" from Water closets shall be set no closer than center to
side wall center or from a side wall.
35. Brass (non-corrosive) Water closet screws and bolts shall be
1. Chapter 1 - Administration This chapter covers maintaining, permitting and in-
specting of the plumbing system.
2. 100% Penalty (Double fee) What is the penalty for work being done without a per-
mit?
3. TRUE All Underground piping shall be left uncovered until
inspected? T or F
4. Air Gap The vertical distance between the opening of the water
supply and the flood level rim of the receptacle is called?
5. Branch Any part of the piping system except a riser, main or
stack.
6. Branch Vent A vent connecting individual vents with a stack vent or
vent stack.
7. Building Drain The lowest part of the drainage system which receives
waste from soil and waste pipes and connects to the
building sewer.
8. Cleanout Access opening in the drainage system used to remove
obstructions.
9. Combination Fixture Two or three compartment sinks drained by a continu-
ous waste connected to one trap.
10. Combination waste and vent sys- A horizontal wet venting system for sinks and floor
tem drains.
11. Common Vent A single vent serving as the vent for two fixture drains.
12. Critical Level
, Texas State Plumbing Inspector/Master EXAM
An elevation mark on a vacuum breaker setting the min-
imum elevation the device can be installed above the
flood level rim of the fixture.
13. Cross Connection An Actual or potential tie between potable water and any
source of pollution or contamination.
14. Developed Length A measurement of piping taken along the centerline of
pipe and fittings.
15. Drain Any pipe that conveys waste water in the drainage sys-
tem.
16. Indirect Waste A waste pipe that drains through an air gap to the
drainage system.
17. Individual Vent A pipe installed to vent one fixture trap. It may connect
to the vent system above the fixture or terminate in the
open air.
18. Main The primary or principle pipe to which branches are
connected.
19. Potable Water Water that is suflciently free of impurities to meet public
health standards.
20. Rough in Parts of plumbing system installed prior to the installa-
tion of fixtures.
21. Soil Pipe A drain pipe conveying sewage containing fecal matter.
22. Stack Vent The extension of a soil or waste stack above the highest
fixture served.
, Texas State Plumbing Inspector/Master EXAM
23. Trap A device that provides a water seal to prevent the pas-
sage of sewer gas and allow the passage of waste.
24. Trap Seal Distance from weir to top of the dip of the trap.
25. Vacuum Breaker A backflow preventer that allows air to a vacuum being
pulled on a system.
26. Vent Stack A vertical vent pipe to provide circulation of air to and
from the drainage system that has NO WASTE.
27. Vertical Pipe Pipe that makes an angle of 45* or more with the hori-
zontal.
28. No dangerous, flammable, poiso- No , , or liquids shall be deposited in to
nous or explosive the drainage system.
29. 2 Pipe Diameters Pipes that are sleeved need to be sleeved how much?
30. 10' head of water or air at 5 psi How should drain pipe be tested?
31. minimum 6' or closer on piping How should copper be supported horizontally?
less than 1.5" pipe and 10' on 1.5"
or larger piping
32. minimum 32" for up to 1" PEX How should PEX be supported horizontally?
33. 45* bearing plane of the wall or Trenches installed parallel to footings shall not extend
footing below ?
34. 30" center to center or 15" from Water closets shall be set no closer than center to
side wall center or from a side wall.
35. Brass (non-corrosive) Water closet screws and bolts shall be
