Plumbing Fixtures & Fixture Fittings

Question 1

Fill in the blank:

Pipes from fixtures shall be run to the ______.

Answer 1

nearest wall

Question 2

True or False:

Where a fixture comes in contact with the wall or floor, the joint between shall be made watertight.

Answer 2

True

Question 3

Fill in the blank:

Wall-hung fixtures shall be rigidly supported by ______ supporting members so that no strain is transmitted to the connections.

Answer 3

metal

Question 4

Which material is not listed for use as a flanged fixture connection?

a. steel
b. ABS
c. PVC
d. hard lead

Answer 4

a. steel

Question 5

Fill in the blank:

Water closet bowls shall be set level with an angle of ______ degrees between the floor and wall at the center line.

Answer 5

90

Question 6

Fill in the blank:

The floor and wall shall have a flat mounting surface not less than ______ inches to the right and left of the fixture outlet centerline.

Answer 6

5

Question 7

Fill in the blank:

Fixtures shall be installed in accordance with ______.

Answer 7

manufacturer’s installation instructions

Question 8

Fill in the blank:

An access panel for a slip joint connection shall be no less than ______ inches in its least dimension.

Answer 8

12

Question 9

True or False:

Wooden sinks for domestic use shall be permitted for installation in buildings used for human habitation.

Answer 9

False

Question 10

Which material is not a material approved for special use fixtures?

a. soapstone
b. copper-based alloy
c. treated or conditioned wood
d. corrosion-resistant steel

Answer 10

c. treated or conditioned wood

Question 11

What is the maximum flow rate for a public lavatory faucet at 60 psi?

Answer 11

0.5 gpm

Question 12

What is the maximum amount of water in gallons to be delivered by a metered faucet per metering cycle?

Answer 12

0.25 gallons

Question 13

What is the maximum flow rate for a showerhead at 80 psi?

Answer 13

2.5 gpm

Question 14

What is the minimum waste outlet size for a shower?

Answer 14

2”

Question 15

Fill in the blank:

A shower dam or threshold shall not be more than ______ above the top of the drain.

Answer 15

9”

Question 16

Fill in the blank:

Shower compartments shall have a finished interior surface of not less than ______ square inches.

Answer 16

1024

Question 17

Fill in the blank:

Shower lining materials shall be pitched ______.

Answer 17

1/4” per foot

Question 18

Fill in the blank:

Control valves and shower heads shall be located on a side wall and shall not discharge ______.

Answer 18

directly at the entrance

Question 19

Fill in the blank:

The water supply riser for the shower head outlet shall be ______.

Answer 19

securely attached to the structure.

Question 20

Fill in the blank:

A pump access for a whirlpool tub located in a crawl space shall be located not more than ______ feet from an access door or trap door.

Answer 20

20

Question 21

True or False:

The circulation piping for a whirlpool tub shall be selfdraining to minimize water retention.

Answer 21

True

Question 22

Fill in the blank:

Water closet bowls for public use shall be of the ______.

Answer 22

elongated type

Question 23

Fill in the blank:

Urinals shall have an average water consumption of ______ gallons of water per flush.

Answer 23

1

Question 24

Fill in the blank:

Where non water urinals are installed, no less than ______ water supply fixture shall be installed upstream on the same drain to facilitate drain flow and rinsing.

Answer 24

1

Question 25

# Fill in the blank: The water supply to a urinal shall be protected by \_\_\_\_\_\_.

Answer 25

a vacuum breaker

Question 26

# True or False: Flushometer valves shall be permitted where pressures are occasionally below the operating water pressure.

Answer 26

False

Question 27

# True or False: Drinking fountains shall be permitted to be installed in toilet rooms.

Answer 27

False

Question 28

# True or False: A drain shall not be required for emergency eyewash stations.

Answer 28

True

Question 29

# Fill in the blank: When hot and cold water are controlled by separate handles \_\_\_\_\_\_ shall control the hot water.

Answer 29

the left handle

Question 30

# True or False: Dishwasher drain connections shall be permitted to be connected to a sink tailpiece, continuous waste or trap on the discharge side of a food waste disposer.

Answer 30

False

Question 31

# True or False: Floor sinks are required to be provided with a removable strainer or grate.

Answer 31

True

Question 32

# Fill in the blanks: The minimum number of fixtures shall be calculated at \_\_\_\_\_\_ percent male and \_\_\_\_\_\_ percent female based on the total occupant load.

Answer 32

50, 50

Question 33

What are the minimum number of water closets required for males in a theater with an occupant load of 150 people?

Answer 33

2

Question 34

What are the minimum number of water closets required for males in a school with an occupant load of 150 people?

Answer 34

3

Question 35

What are the minimum number of urinals required for males in an educational occupancy with an occupant load of 500 people?

Answer 35

5

Question 36

What is the minimum number of service sinks required in a hotel?

Answer 36

1

Question 37

What is the minimum number of lavatories required for males in a theater with an occupant load of 350 people?

Answer 37

2

Question 38

What are the minimum number of lavatories required for females in a mercantile occupancy with an occupant load of 50 people?

Answer 38

1

Question 39

What is the minimum number of drinking fountains required in an apartment building?

Answer 39

none required

Question 40

# True or False: A restaurant is defined as a business that sells food tobe consumed on the premises.

Answer 40

True

Question 41

# Fill in the blank: The number of occupants for a drive-in restaurant shall be considered \_\_\_\_\_\_ to the number of parking stalls.

Answer 41

as equal

Question 42

# True or False: Offset toilet flanges are permitted for use.

Answer 42

False

Question 43

What is the maximum temperature to be discharged from an individual shower head?

Answer 43

120 degrees F

Question 44

# Fill in the blank: A shower floor shall have a slope of not less than \_\_\_\_\_\_ towards the drain.

Answer 44

1/8" per foot

Question 45

# Fill in the blank: Toilet seats for public use shall be the \_\_\_\_\_\_.

Answer 45

open front type