Texas State Plumbing Inspectors Exam Study
Questions (Oscar) with answers
Fixture connections which may be served through access panels are considered - **🔰
VERIFIED ANSWERS🔰 ✔✔Accessible
The part of the lowest piping of a drainage system, which recieves the discharge from the
soil, waste and other drainage pipes inside the walls of the building and conveys it to a point
2 feet outside the building wall is a - **🔰 VERIFIED ANSWERS🔰 ✔✔Building drain
A vertical vent that is a continuation of the drain to which it connects is a - **🔰 VERIFIED
ANSWERS🔰 ✔✔Continuous vent
A vent which also serves as a drain is a - **🔰 VERIFIED ANSWERS🔰 ✔✔Wet vent
A strack is always - **🔰 VERIFIED ANSWERS🔰 ✔✔Vertical
A pipe which makes an angle of not more than 45 degrees with the vertical is considered -
**🔰 VERIFIED ANSWERS🔰 ✔✔Horizontal
The vertical depth of a trap seal is measured from - **🔰 VERIFIED ANSWERS🔰 ✔✔The
weir and the top of the dip of the trap
The principal artery of the venting system to which branches may be connected is called -
**🔰 VERIFIED ANSWERS🔰 ✔✔Main vent
A pressure surge absorbing device operating through the compressibility of air is called -
**🔰 VERIFIED ANSWERS🔰 ✔✔Hammer arrestor
,A device installed in a drainage system to prevent reverse flow is a - **🔰 VERIFIED
ANSWERS🔰 ✔✔Backwater valve
Any pressure less than that exerted by atmosphere is - **🔰 VERIFIED ANSWERS🔰 ✔✔A
vacuum
A plugged fitting located at the base of all soil stacks is called - **🔰 VERIFIED
ANSWERS🔰 ✔✔Stack cleanout
A vertical line of piping that extends one or more floors and recieved the discharge of water
closets and other fixtures is known as - **🔰 VERIFIED ANSWERS🔰 ✔✔Soil stack
A pipe which contains waste that is free from fecal matter is - **🔰 VERIFIED
ANSWERS🔰 ✔✔Waste
The piping that extends from the end of the building drain and conveys discharge to the
public sewer system is - **🔰 VERIFIED ANSWERS🔰 ✔✔Building sewer
A branch can be in any part of the plumbing system except - **🔰 VERIFIED ANSWERS🔰
✔✔Riser
An area drain is - **🔰 VERIFIED ANSWERS🔰 ✔✔A catch basin
Which item is not part of a plumbing system - **🔰 VERIFIED ANSWERS🔰 ✔✔Sprinkler
systems
Which of the following may give approval for a plumber to cover their installation - **🔰
VERIFIED ANSWERS🔰 ✔✔Authority having jurisdiction
, A lavatory drain that is connected into the vent of the water closet is referred to as - **🔰
VERIFIED ANSWERS🔰 ✔✔Wet vent
A pipe that supplies potable water to any building or part of the lot is known as a - **🔰
VERIFIED ANSWERS🔰 ✔✔Building supply
The drain line between the trap and the vent is called - **🔰 VERIFIED ANSWERS🔰
✔✔Trap arm
Without any movement of the water the pressure measured with a gauge would be referred
to as - **🔰 VERIFIED ANSWERS🔰 ✔✔Static pressure
Vent pipes - **🔰 VERIFIED ANSWERS🔰 ✔✔Stop back siphonage of traps
On a drain line, 1/4 in to the foot is known as - **🔰 VERIFIED ANSWERS🔰 ✔✔Fall.
grade or slope
Trenches installed parallel to footings shall not extend below the _________ bearing plane
of the footing or wall - **🔰 VERIFIED ANSWERS🔰 ✔✔45 degree
Loose earth free from rocks, broken concrete and frozen chunks shall be placed in the
trench in _________ layers and tamped in place until the crown of the pipe is covered by
___________ of tamped earth - **🔰 VERIFIED ANSWERS🔰 ✔✔6in-12in
The limitations for opening size in strainer plates of _________ for the floor and shower
drains as well as receptor strainers provides rodent protection - **🔰 VERIFIED
ANSWERS🔰 ✔✔1/2 in
Tests requiring a pressure of greater than 10 psi but less than or equal to 100 psi shall utilize
a testing gauge having increments of ________ or less - **🔰 VERIFIED ANSWERS🔰
✔✔1 psi
Questions (Oscar) with answers
Fixture connections which may be served through access panels are considered - **🔰
VERIFIED ANSWERS🔰 ✔✔Accessible
The part of the lowest piping of a drainage system, which recieves the discharge from the
soil, waste and other drainage pipes inside the walls of the building and conveys it to a point
2 feet outside the building wall is a - **🔰 VERIFIED ANSWERS🔰 ✔✔Building drain
A vertical vent that is a continuation of the drain to which it connects is a - **🔰 VERIFIED
ANSWERS🔰 ✔✔Continuous vent
A vent which also serves as a drain is a - **🔰 VERIFIED ANSWERS🔰 ✔✔Wet vent
A strack is always - **🔰 VERIFIED ANSWERS🔰 ✔✔Vertical
A pipe which makes an angle of not more than 45 degrees with the vertical is considered -
**🔰 VERIFIED ANSWERS🔰 ✔✔Horizontal
The vertical depth of a trap seal is measured from - **🔰 VERIFIED ANSWERS🔰 ✔✔The
weir and the top of the dip of the trap
The principal artery of the venting system to which branches may be connected is called -
**🔰 VERIFIED ANSWERS🔰 ✔✔Main vent
A pressure surge absorbing device operating through the compressibility of air is called -
**🔰 VERIFIED ANSWERS🔰 ✔✔Hammer arrestor
,A device installed in a drainage system to prevent reverse flow is a - **🔰 VERIFIED
ANSWERS🔰 ✔✔Backwater valve
Any pressure less than that exerted by atmosphere is - **🔰 VERIFIED ANSWERS🔰 ✔✔A
vacuum
A plugged fitting located at the base of all soil stacks is called - **🔰 VERIFIED
ANSWERS🔰 ✔✔Stack cleanout
A vertical line of piping that extends one or more floors and recieved the discharge of water
closets and other fixtures is known as - **🔰 VERIFIED ANSWERS🔰 ✔✔Soil stack
A pipe which contains waste that is free from fecal matter is - **🔰 VERIFIED
ANSWERS🔰 ✔✔Waste
The piping that extends from the end of the building drain and conveys discharge to the
public sewer system is - **🔰 VERIFIED ANSWERS🔰 ✔✔Building sewer
A branch can be in any part of the plumbing system except - **🔰 VERIFIED ANSWERS🔰
✔✔Riser
An area drain is - **🔰 VERIFIED ANSWERS🔰 ✔✔A catch basin
Which item is not part of a plumbing system - **🔰 VERIFIED ANSWERS🔰 ✔✔Sprinkler
systems
Which of the following may give approval for a plumber to cover their installation - **🔰
VERIFIED ANSWERS🔰 ✔✔Authority having jurisdiction
, A lavatory drain that is connected into the vent of the water closet is referred to as - **🔰
VERIFIED ANSWERS🔰 ✔✔Wet vent
A pipe that supplies potable water to any building or part of the lot is known as a - **🔰
VERIFIED ANSWERS🔰 ✔✔Building supply
The drain line between the trap and the vent is called - **🔰 VERIFIED ANSWERS🔰
✔✔Trap arm
Without any movement of the water the pressure measured with a gauge would be referred
to as - **🔰 VERIFIED ANSWERS🔰 ✔✔Static pressure
Vent pipes - **🔰 VERIFIED ANSWERS🔰 ✔✔Stop back siphonage of traps
On a drain line, 1/4 in to the foot is known as - **🔰 VERIFIED ANSWERS🔰 ✔✔Fall.
grade or slope
Trenches installed parallel to footings shall not extend below the _________ bearing plane
of the footing or wall - **🔰 VERIFIED ANSWERS🔰 ✔✔45 degree
Loose earth free from rocks, broken concrete and frozen chunks shall be placed in the
trench in _________ layers and tamped in place until the crown of the pipe is covered by
___________ of tamped earth - **🔰 VERIFIED ANSWERS🔰 ✔✔6in-12in
The limitations for opening size in strainer plates of _________ for the floor and shower
drains as well as receptor strainers provides rodent protection - **🔰 VERIFIED
ANSWERS🔰 ✔✔1/2 in
Tests requiring a pressure of greater than 10 psi but less than or equal to 100 psi shall utilize
a testing gauge having increments of ________ or less - **🔰 VERIFIED ANSWERS🔰
✔✔1 psi
