SPDI 4

The terminal end of the drain for a pressure-relief valve shall not be:

• Painted
• Reamed
• Threaded
• Open

The building sewer shall be determined on the basis of the total number of fixture units drained by such sewer in accordance with:

• None of the above
• The maximum fixture load only
• The same table(s) as the buildi
• Table 7-8 fixture unit loading

The exit terminals of mechanical drain systems shall be:

• In the same story
• Not over 10 feet from the vent
• Not less than 7 feet above grade
• Not over 20 feet from the vent

The developed length of 1-1/2-inch trap arms shall not exceed:

• 2 feet, 8 inches
• 5 feet
• 6 feet
• 3 feet, 6 inches

The minimum common horizontal waste pipe serving a bathtub, a lavatory, and a kitchen sink shall be at least:

• 3 inches
• 1-1/2 inches
• 2-1/2 inches
• 2 inches

The minimum size trap and trap arm for a kitchen sink is:

• 1-1/2 inches
• 2 inches
• 3 inches
• 2-1/2 inches

The required clearance in front of a 3-inch cleanout is:

• 6 inches
• 18 inches
• 12 inches
• 24 inches

The maximum number of lavatories on a 2-1/2 inch horizontal waste line is:

• 10
• 14
• 20
• 6

Vitrified clay building sewer pipe and fittings are:

• Unrestricted in use for drain lines
• Unrestricted in use for vent lines
• Approved for use inside of buildings and aboveground
• Approved for use at least 12 inches belowground

Fixture traps shall have a water seal of not less than:

• 12 inches
• 2 inches
• 6 inches
• 4 inches