Saturday, December 19, 2015

Plumbing Inspection Section#3 Drain, Waste and Vent Plumbing Quiz#4

You should have finished Study Session 3 before starting this study session. This study session continues the discussion of problems found with drain, waste and vent piping.
The estimated completion time is one hour.
Objectives
At the end of this study session, you should be able to:
  • List eleven problems found with drain, waste, and vent piping, as describe in this session.

  • Question 1

    Needs Grading
    Ungraded
    Describe a standpipe for a clotheswasher drain.
    Selected Answer:
    1. Vertical pipe that receives the clothes washer drain hose
    2. A trap
    3. A trap arm that attaches to a vented stack
    Correct Answer:
    Correct 
    A vertical pipe that receives the clothes washer drain hose, a trap, and a trap arm that attaches to a vented stack.
    Response Feedback:[None Given]

  • Question 2

    Needs Grading
    Ungraded
    List the five manufacturers? names you may find stamped on defective ABS pipe.
    Selected Answer:
    1. Centaur (Phoenix)
    2. Gable
    3. Polaris
    4. Apa
    Correct Answer:
    Correct 
    Centaur, Phoenix, Gable, Polaris, Apache
    Response Feedback:[None Given]

  • Question 3

    Needs Grading
    Ungraded
    What is the implication of poor manifolding?
    Selected Answer:
    clogging of p
    Correct Answer:
    Correct 
    Clogging of pipes
    Response Feedback:[None Given]

  • Question 4

    Needs Grading
    Ungraded
    What is the purpose of an air gap in a dishwasher drain?
    Selected Answer:
    This air gap fitting prevents contamination of the potable water supply where it joins the dishwasher in the event that waste backs up through the dishwasther drain hose.
    Correct Answer:
    Correct 
    To prevent a cross connection
    Response Feedback:[None Given]

  • Question 5

    Needs Grading
    Ungraded
    Where should the condensate drain from an air conditioner discharge?
    Selected Answer:
    An indirect waste using an air gap must be provided. 
    Correct Answer:
    Correct 
    To a fixture drain, upstream of the fixture trap, into the overflow connection of a tub, or onto a floor drain grate, with an air gap.
    Response Feedback:[None Given]

  • Question 6

    Needs Grading
    Ungraded
    Why is PVC or ABS plastic piping allowed only in single family homes usually?
    Selected Answer:
    Because they are combustible
    Correct Answer:
    Correct 
    It is combustible
    Response Feedback:[None Given]

  • Question 7

    Needs Grading
    Ungraded
    Why is the standpipe for a clotheswasher drain necessary?
    Selected Answer:
    To avoid cross connection
    Correct Answer:
    Correct 
    This standpipe arrangement prevents a cross connection that occurs when the washer drain hose is hooked over the side of a laundry tub.
    Response Feedback:[None Given]

  • Question 8

    0 out of 0 points
    Correct
    When was defective ABS plastic drain, waste and vent piping manufactured?
    Selected Answer:
    Correct 
    1985 to 1986
    Answers:
    Correct 
    Response Feedback:
    Good work

  • Question 9

    0 out of 0 points
    Correct
    Pipe size should always increase as you move downstream and more fixtures join in.
    Selected Answer:
    Correct True
    Answers:
    Correct True
    False
    Response Feedback:
    Good work
at

No comments:

Post a Comment