ICC Practice Plumbing Exam

Name: ________________________________________________________________________

Date:   _________________________

Score:  _________________________

Carefully read each question and then circle the letter of the best answer.

1. A yoke vent must be used to vent horizontal offsets of drainage stacks when there are ______ or more branch intervals above the offset.
   1. 10
   2. 8
   3. 6
   4. 5
2. Which of the following is within code?
   1. a water heater drain pipe may terminate 18 inches above the ground
   2. a water heater drain pipe may terminate 5 inches above the ground
   3. a water heater drain pipe may terminate 30 inches above the ground
   4. a water heater drain pipe may terminate 48 inches above the ground
3. Building sewers less than 8 inches in diametr must be provided with cleanouts located not more than _____ feet apart measured from the upstream entrance of the cleanout.
   1. 100
   2. 200
   3. 75
   4. 400
4.  Water heaters installed in attics shall have a level service space at least 30 inches wide and _____ inches deep at the front or service side.
   1. 30
   2. 36
   3. 40
   4. 42
5. Water heater (except those resistant to flammable vapor ignition) having an ignition source shall be elevated such that the source of ignition is not less than ____ inches off a garage floor.
   1. 12
   2. 18
   3. 20
   4. 24
6. The overflow from any fixture shall discharge into the drainage system on the ______ side of the fixture trap.
   1. outlet or drain
   2. inlet or fixture
   3. top
   4. bottom
7. Each fixture drain shall connect to the horizontal branch drain being circuit vented _____.
   1. horizontally
   2. vertical to horizontal
   3. on top of the horizontal drain
   4. any of the above
8.  A clearance in front of accessible bathtubs extending the length of the bathtub and _____ inches (760 mm) minimum in depth shall be provided.
   1. 56
   2. 59
   3. 30
   4. 48
9. Pipes used as sleeves through foundation walls shall be ___ pipe sizes greater than the pipe passing through the wall
   1. 1
   2. 5
   3. 2
   4. 5
10. Notching of flanges and lips of cold-formed steel wall studs
    1. must be limited to ј of the width
    2. is not permitted
    3. must be according to manufactures instructions
    4. shall be as prescribed by a professional engineer
11. According to Table 604.3 the required flow rate for a shower is ___ gpm.
    
    4. 5
    5. 8
    6. 5
    7. Table 604.3#According to Table 604.3 the required capacity for a flushometer tank type water closet is ___ gpm.
12. A 12-foot long condensate line will have a drop of ______ inches
    1. 5
    2. 3
    3. 8
    4. 5
13. Except vents for interceptors located outdoors, every dry vent shall rise vertically to a minimum of ______ inches above the flood level rim of the highest trap or trapped fixture being vented.
    1. 6
    2. 8
    3. 10
    4. 12
14. A bathroom requiring seven water closets may substitute a maximum of _____ with urinals
    1. 2
    2. 3
    3. 4
    4. 5
15. Truss members and components may be _____ without approval of a registered design professional
    1. drilled
    2. nailed
    3. cut
    4. notched
16. A relief valve shall be installed within the top ____ inches of a water heater tank
    1. 3
    2. 4
    3. 5
    4. 6
17. A clinical sink shall have the flushing and cleansing characteristics of ______.
    1. a commercial sink
    2. a water closet
    3. a can wash
    4. a bird bath
18. A fixture with a 1-1/4 inch drain has _______drainage fixture units.
    1. 2
    2. 4
    3. 1
    4. 5
19. Commercial food grinders shall conform to _____.
    1. ASSE 1009
    2. ASSE 1008
    3. ASTM 502
    4. ASTM 502-A
20. The minimum slope of a horizontal 3-inch drainage pipe is _____ inch per foot?
    1. 1/2
    2. 1/4
    3. 1/8
    4. 1/16
21. A child care facility containing four water closets may have a maximum of ______ water closet(s) without an enclosing compartment.
    1. 1
    2. 2
    3. 3
    4. 4
22. A relief vent that measures 15 feet from the connection to the drainage pipe to the connection to a stack vent which continues upward for 8 feet before terminating, has a developed length of_____
    1. 15 feet
    2. 8 feet
    3. 23 feet
    4. 40 feet
23. All Gas piping installed outdoors shall be elevated not less than ____ inches above the ground.
    1. 2-1/2
    2. 3
    3. 31/2
    4. 4
24. Which of the following is not defined as a vent
    1. B-vent
    2. BW vent
    3. L vent
    4. Single wall metal vent
25. Aluminum alloy gas pipe shall not be used in_____
    1. exterior locations
    2. when in contact with insulation
    3. underground locations
    4. all the above
26. The maximum length of a semi-rigid gas connector to a water heater shall be ____ feet.
    1. 3
    2. 4
    3. 5
    4. 6
27. Which of the following is not considered when calculating “cost of goods sold”?
    1. overhead
    2. material cost
    3. labor
    4. freight on goods
28. If an employee pays $24.00 Social Security tax then the employer must pay $______ Social Security tax for that employee
    
    6. $6.00
    7. $12.00
    8. $18.00
    9. $24.00
29. Which of the following is not a current asset?
    1. prepaid insurance
    2. cash
    3. building
    4. accounts receivable
30.  A company has annual sales of $850,000 with $230,000 overhead.  What is the percent overhead?
    1. 27%
    2. 32%
    3. 37%
    4. 18%