Chapter 06 2021 UPC

1. A _________ joint is an example of a mechanical joint for CPVC plastic pipe.

• a. welded
• b. soldered
• c. solvent welded
• d. flanged

2. In occupancies where plumbing fixtures are installed for ________, hot water shall be required for bathing and washing purposes.

• a. public use
• b. commercial use
• c. private use
• d. daycare facilities

3. The code requirement for an adequate supply of potable running water is for ___________________.

• a. safety and sanitation
• b. protection of trap seals
• c. water-cooled equipment
• d. hydronic systems

4. Except as required in Sections 1610.0 and 1617.0, non-potable water systems shall have a _____________ with black uppercase lettering, with the words "CAUTION: NON-POTABLE WATER, DO NOT DRINK."

• a. white background
• b. blue background
• c. green background
• d. yellow background

5. _____ systems shall be clearly identified, have a purple background with uppercase yellow lettering.

• a. Gray water
• b. Reclaimed (recycled) water
• c. Rainwater catchment;
• d. None of those listed

6. Each outlet on a non potable water system that is used for special purposes shall be posted _____.

• a. DANGER – PROCESSED WATER
• b. DANGER – CONTAMINATED WATER
• c. DANGER – POLLUTED WATER
• d. CAUTION – NON POTABLE WATER DO NOT DRINK

7. The primary reason for installing backflow prevention assemblies is to ________________________.

• a. prevent excessive pressure
• b. prevent mixing of hot and cold water
• c. prevent pollution or contamination of the potable water supply
• d. prevent scalding

8. All backflow devices or assemblies shall be tested by a __________________________.

• a. licensed agent
• b. representative from the Authority Having Jurisdiction
• c. Department of Health certified backflow tester
• d. third-party certified agency

9. Backflow prevention devices installed in the water supply line to steam boilers shall be installed ________________________.

• a. 6 inches above the floor
• b. 6 inches above the boiler
• c. 12 inches above the floor
• d. 12 inches above the boiler

10. Ballcocks in water closet tanks shall be installed so that the critical level of the water inlet is above the full opening of the overflow pipe at least ________________________.

• a. 1/2 inch
• b. 1 inch
• c. 3 inches
• d. 6 inches