UPC Chapter 6

The code requirement for "an adequate supply of potable running water" is for ______.

• Cleansing and sanitation
• Protection of trap seals
• Water-cooled equipment
• Hydronic systems

The primary reason for installing backflow prevention assemblies is to ______.

• Prevent excessive pressure
• Prevent mixing of hot and cold water
• Prevent pollution or contamination of the potable water supply
• Prevent scalding

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 ______ inch(es).

• 1/2
• 1
• 3
• 6

The minimum height of the atmospheric vacuum breaker above the highest part of a urinal equipped with a flushometer valve:______ inch(es).

• 1
• 3
• 6
• 12

The minimum height of the atmospheric vacuum breaker above the overflow rim of a vat: ______ inch(es).

• 1
• 2
• 6
• 12

The minimum height of the atmospheric vacuum breaker above all downstream piping for lawn sprinkler system atmospheric vacuum breakers: ______ inch(es).

• 1
• 6
• 12
• 24

PEX tubing shall not be installed within the first ______ inches of piping connected to a water heater.

• 12
• 18
• 24
• 36

Backflow prevention devices installed in the water supply line to steam boilers shall be installed ______ inches above the  _______.

• 6, floor
• 6, boiler
• 12, floor
• 12, boiler

Each outlet on a non-potable waterline that may be used for drinking purposes shall be posted ______.

• DANGER-PROCESSED WATER
• DANGER-CONTAMINATED WATER
• DANGER-POLLUTED WATER
• CAUTION- NON-POTABLE WATER DO NOT DRINK

The piping material not approved in the cold water piping located inside a building is ______.

• PVC
• PE
• Asbestos cement
• All of these