Chapter 11 2021 UPC

1. Of those listed, roofs, inner courts, vent shafts, light wells, or similar areas having rainwater drains shall discharge to (a) _____.

• a. sanitary sewage system
• b. private sewage disposal system
• c. sump with pump discharge into the house drain
• d. outside of the building or to the gutter

2. Storm water shall not be drained into sewers intended for _______________________________.

• a. a combined sewer system
• b. sanitary drainage only
• c. a storm drain system
• d. a storm sewer system

3. Of those listed, an approved material for conductors installed above ground level in buildings is _____.

• a. aluminum sheet metal
• b. ABS Schedule 40
• c. PVC SDR 35
• d. CPVC

4. The perimeter of buildings having basements, cellars, or crawl spaces or floors below grade shall be provided with _______________________.

• a. backwater valves
• b. seepage pits
• c. subsoil drains
• d. leach lines

5. Subsoil drain lines shall be _____________.

• a. open jointed
• b. perforated pipe
• c. close jointed
• d. open jointed or perforated pipe

6. Subsoil drains shall be piped to a _______________________.

• a. storm drain
• b. street curb
• c. alley
• d. all of these answers

7. Roof drains, gutters, vertical conductors or leaders, and horizontal storm drains for primary drainage shall be sized based on _____.

• a. 30-minute 30-year storm
• b. 3 inches per hour
• c. 60-minute 100-year return period
• d. 6 inches per hour

8. The overflow level of the secondary drain inlet above the primary drain inlet shall be not less than ______ inch(es) above the roof.

• a. 1
• b. 2
• c. 6
• d. 12

9. A connection between the roof drain and the secondary (overflow) drain in a separate piping system shall _____.

• a. be connected at vertical piping only
• b. not exist, and the secondary drain shall discharge independently above grade and in a location observable by building occupants
• c. occur below ground outside of the building
• d. occur below the roof structure, provided that the overflow drain shall be the same size as the roof drain

11. All rainwater sumps serving “public use” occupancy buildings shall be provided with ______________.

• a. single pumps
• b. dual pumps
• c. separate sumps
• d. overflow tanks