01. Water closets installed in public and employee restrooms do not require __________ seats.

• nonabsorbent
• elongated
• open front
• integral

02. In each toilet room of an institutional occupancy, urinals may be substituted for no more than __________ percent of the required number of water closets.

• 50
• 33
• 67
• 75

03. A temperature-activated, flow reduction device is an approved method for limiting water temperature to __________ °F or less at a faucet outlet.

• 110
• 115
• 120
• 105

04. Water delivered from public hand-washing lavatories shall have a temperature range between __________.

• 80°F and 105°F
• 85°F and 110°F
• 90°F and 115°F
• 95°F and 120°F

05. Unless a shower compartment is designed for accessibility, the minimum clear width of the door opening is __________ inches.

• 22
• 25
• 27
• 30

06. For a shower compartment with an area of 1,300 square inches, the minimum interior dimension is __________ inches.

• 22
• 25
• 27
• 30

07. Unless the manufacturer states otherwise, the minimum size of the access opening to a whirlpool circulation pump located within 24 inches of the opening is __________.

• 8 inches x 12 inches
• 12 inches x 12 inches
• 12 inches x 18 inches
• 18 inches x 18 inches

08. Which of the following is approved for the control of temperature from an individual shower valve?

• in-line thermostatic valve
• temperature-actuated mixing valve
• water-temperature limiting device
• combination balanced pressure/thermostatic valve

09. The maximum allowable setting for water temperature supplied by an individual shower valve is

• 100°F
• 110°F
• 120°F
• 140°F

10. The water supply to a garbage can washer shall be protected against backflow by a backflow preventer or a(n) __________.

• air break
• check valve
• air gap
• flushometer valve