NORTH CAROLINA WATER
DISTRIBUTION - B ( BACKFLOW
PREVENTION AND CROSS-
CONNECTION CONTROL ) QUESTIONS
AND ANSWERS WITH COMPLETE
SOLUTIONS
_________ is the flow of any water, foreign liquids, gases, or other substances
back into a potable water supply.
Answer: Backflow
_________ is where one substance is forced into the water system due to the
substance being under higher pressure than the system's pressure.
Answer: Backpressure
_________ is where pressure in the distribution system is less than
atmospheric pressure. In other words, something is "sucked" into the system.
Answer: Backsiphonage
_________ is any arrangement of pipes, fittings, fixtures, or devices which
connects a non-potable water system to a potable water system.
Answer: Cross-Connections
When a cross-connection is found, you must _____________ the cross connection
if possible or practical. -ANSWER✔✔Remove
If removing a cross connection is not possible or practical, you must
_____________________ -ANSWER✔✔Install a protective device
DISTRIBUTION - B ( BACKFLOW
PREVENTION AND CROSS-
CONNECTION CONTROL ) QUESTIONS
AND ANSWERS WITH COMPLETE
SOLUTIONS
_________ is the flow of any water, foreign liquids, gases, or other substances
back into a potable water supply.
Answer: Backflow
_________ is where one substance is forced into the water system due to the
substance being under higher pressure than the system's pressure.
Answer: Backpressure
_________ is where pressure in the distribution system is less than
atmospheric pressure. In other words, something is "sucked" into the system.
Answer: Backsiphonage
_________ is any arrangement of pipes, fittings, fixtures, or devices which
connects a non-potable water system to a potable water system.
Answer: Cross-Connections
When a cross-connection is found, you must _____________ the cross connection
if possible or practical. -ANSWER✔✔Remove
If removing a cross connection is not possible or practical, you must
_____________________ -ANSWER✔✔Install a protective device
