Question 1

All floor drains require a 4" deep seal trap.

Accepted Answer

A) True 
 B)False  False

Question 2

The ____ is the vertical distance between the top of the trap dip and the crown weir.

Accepted Answer

A)   developed length
B)   inlet
C)   outlet
D)   trap seal

Question 3

Slip joint-type traps must be in accessible locations.

Accepted Answer

A) True 
 B)False  True

Question 4

A trap primer is a device that maintains the water seal in a trap.

Accepted Answer

A) True 
 B)False

Question 5

Most of the causes of trap seal loss can be minimized or prevented by proper drainage and venting installations.

Accepted Answer

A) True 
 B)False

Question 6

Urinals are required to have integral traps.

Accepted Answer

A) True 
 B)False

Question 7

The loss of trap seal caused by the back and forth movement of water sending the seal water over the crow weir is called ____.

Accepted Answer

A)   momentum
B)   oscillation
C)   aspiration
D)   capillary action

Question 8

A plumbing trap is a device that prevents the passage of sewer gas into the structure.

Accepted Answer

A) True 
 B)False

Question 9

Most codes limit trap seal depth to a maximum of ____.

Accepted Answer

A)   2 inches
B)   3 inches
C)   4 inches
D)   5 inches

Question 10

Traps should be one piece, without joints, for maximum trap integrity.

Accepted Answer

A) True 
 B)False

Question 11

____ is the loss of trap seal caused when water in the trap changes from liquid to vapor state and is lost from the trap.

Accepted Answer

A)   Evaporation
B)   Condensation
C)   Aspiration
D)   Oscillation

Question 12

Evaporation is a cause of trap seal loss that cannot be prevented by correct venting.

Accepted Answer

A) True 
 B)False

Question 13

The typical trap seal is ____ deep.

Accepted Answer

A)   1inchs
B)   2 inches
C)   2inches
D)   3 inches

Question 14

Which of the following is a permitted trap?

Accepted Answer

A)   ball trap
B)   partition trap
C)   P-trap
D)   S-trap

Question 15

Except for interceptors, the trap seal should be between ____ and ____.

Accepted Answer

A)   1 inch, 3 inches
B)   2 inches, 4 inches
C)   3 inches, 5 inches
D)   4 inches, 6 inches B

Question 16

____ is the loss of trap seal from negative pressure at the trap outlet.

Accepted Answer

A)   Oscillation
B)   Momentum
C)   Capillary action
D)   Siphonage

Question 17

Traps should always be smaller than the fixture outlet.

Accepted Answer

A) True 
 B)False

Question 18

A device that periodically adds water to a trap is a ____.

Accepted Answer

A)   P-trap
B)   hydraulic pump
C)   S-trap
D)   trap primer

Question 19

Another name for a building trap is a ____.

Accepted Answer

A)   running trap
B)   drum trap
C)   partition trap
D)   bell trap

Exam 19: Plumbing Traps

All floor drains require a 4" deep seal trap.

Correct Answer
verified
False

The ____ is the vertical distance between the top of the trap dip and the crown weir.

Correct Answer
verified

Slip joint-type traps must be in accessible locations.

Correct Answer
verified
True

A trap primer is a device that maintains the water seal in a trap.

Correct Answer
verified

Most of the causes of trap seal loss can be minimized or prevented by proper drainage and venting installations.

Correct Answer
verified

Urinals are required to have integral traps.

Correct Answer
verified

The loss of trap seal caused by the back and forth movement of water sending the seal water over the crow weir is called ____.

Correct Answer
verified

A plumbing trap is a device that prevents the passage of sewer gas into the structure.

Correct Answer
verified

Most codes limit trap seal depth to a maximum of ____.

Correct Answer
verified

Traps should be one piece, without joints, for maximum trap integrity.

Correct Answer
verified

____ is the loss of trap seal caused when water in the trap changes from liquid to vapor state and is lost from the trap.

Correct Answer
verified

Evaporation is a cause of trap seal loss that cannot be prevented by correct venting.

Correct Answer
verified

The typical trap seal is ____ deep.

Correct Answer
verified

Which of the following is a permitted trap?

Correct Answer
verified

Except for interceptors, the trap seal should be between and .

Correct Answer
verified
B

____ is the loss of trap seal from negative pressure at the trap outlet.

Correct Answer
verified

Traps should always be smaller than the fixture outlet.

Correct Answer
verified

A device that periodically adds water to a trap is a ____.

Correct Answer
verified

Another name for a building trap is a ____.

Correct Answer
verified

Exam 19: Plumbing Traps

All floor drains require a 4" deep seal trap.

Correct AnswerverifiedFalse

The ____ is the vertical distance between the top of the trap dip and the crown weir.

Correct AnswerverifiedShow Answer

Slip joint-type traps must be in accessible locations.

Correct AnswerverifiedTrue

A trap primer is a device that maintains the water seal in a trap.

Correct AnswerverifiedShow Answer

Most of the causes of trap seal loss can be minimized or prevented by proper drainage and venting installations.

Correct AnswerverifiedShow Answer

Urinals are required to have integral traps.

Correct AnswerverifiedShow Answer

The loss of trap seal caused by the back and forth movement of water sending the seal water over the crow weir is called ____.

Correct AnswerverifiedShow Answer

A plumbing trap is a device that prevents the passage of sewer gas into the structure.

Correct AnswerverifiedShow Answer

Most codes limit trap seal depth to a maximum of ____.

Correct AnswerverifiedShow Answer

Traps should be one piece, without joints, for maximum trap integrity.

Correct AnswerverifiedShow Answer

____ is the loss of trap seal caused when water in the trap changes from liquid to vapor state and is lost from the trap.

Correct AnswerverifiedShow Answer

Evaporation is a cause of trap seal loss that cannot be prevented by correct venting.

Correct AnswerverifiedShow Answer

The typical trap seal is ____ deep.

Correct AnswerverifiedShow Answer

Which of the following is a permitted trap?

Correct AnswerverifiedShow Answer

Except for interceptors, the trap seal should be between ____ and ____.

Correct AnswerverifiedB

____ is the loss of trap seal from negative pressure at the trap outlet.

Correct AnswerverifiedShow Answer

Traps should always be smaller than the fixture outlet.

Correct AnswerverifiedShow Answer

A device that periodically adds water to a trap is a ____.

Correct AnswerverifiedShow Answer

Another name for a building trap is a ____.

Correct AnswerverifiedShow Answer

Correct Answer
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False

Correct Answer
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Correct Answer
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True

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Except for interceptors, the trap seal should be between and .

Correct Answer
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B

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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