Random Plumbing 3

The discharge pipe of a sewage ejector connecting to horizontal drainage piping shall be connected through a __________.

• wye fitting into the side of the drainage piping
• sanitary tee into the side of the drainage piping
• sanitary tee into the top of the drainage piping
• wye fitting into the top of the drainage piping
• 712.3.5

Swimming pool deck drains that drain to the building’s sanitary drainage system

• direct connection
• indirect waste pipe by means of an air gap
• indirect waste pipe by means of an air break or an air gap
• indirect waste pipe by means of an air gap
• 802.1.4

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

• 22
• 25
• 27
• 30
• 421.4, Exception

An indoor sports arena with a total occupant load of 5,440 requires at least__________ water closets in the women’s restrooms.

• 103
• 68
• 58
• 46
• 403.1 Table

Construction documents for buildings more than __________ stories in height shall indicate the materials and methods for maintaining the required fire-resistance rating.

• 2
• 3
• 4
• 6
• 106.3.1

A __________ is required to discharge indirectly through an air gap to the sanitary drainage system.

• a. food-preparation sink
• b. pots-and-pans sink
• c. domestic dishwashing machine
• d. commercial dishwashing machine
• 802.1.1

The drain pipe of a water heater pan shall be not less than __________ inch in diameter.

• 3/4*
• 1/2*
• 1/4*
• 1*
• 504.7.1

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
• 412.7

The initial backfill over pipe installed in a trench shall be in maximum __________ layers of loose earth.

• 4-inch
• 6-inch
• 8-inch
• 12-inch
• 306.3

There shall be at least__________ inches of clearance in front of the water closet to any wall, fixture or door.

• 12
• 18
• 21
• 24
• 405.3.1