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BACKFLOW PREVENTION ASSEMBLY
TESTER TRAINING – GA ACTUAL
2025/2026 QUESTIONS AND 100%
CORRECT ANSWERS
What is an actual cross connection? - (ANSWER)Any arrangement of pipes,
fittings, or devices that connects a potable water supply directly to a non-potable
source at all times
What is an Air Gap? - (ANSWER)The unobstructed vertical distance through the
free atmosphere between the lowest opening from any pipe or outlet supplying
water to a tank, plumbing fixture, or other container, and the overflow rim of that
container
What does AVB stand for? - (ANSWER)Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - (ANSWER)A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - (ANSWER)Any water source or system, other than
the potable water supply, that may be available in the building or premises
What is backflow? - (ANSWER)A hydraulic condition, caused by difference in
pressures, in which non-potable water or other fluids flow into a potable water
system
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What is backpressure? - (ANSWER)A backflow condition in which a pump,
elevated tank, boiler, 0r other means results in a downstream pressure greater
than the supply pressure
What is backsiphange? - (ANSWER)A backflow condition in which the pressure in
the distribution system is less than atmospheric pressure (sub-atmospheric)
What is a bypass? - (ANSWER)In cross-connection control, any pipe arrangement
that passes water around a protective device, casing it to be ineffective
What is a carrier? - (ANSWER)A human or animal that carries disease germs and
can pass them to another person or animal without getting the disease itself
What is the purpose of a check valve? - (ANSWER)To allow flow in only one
direction
What is a cross connection? - (ANSWER)Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water system
What does DCVA stand for? - (ANSWER)Double Check Valve Assembly
What is a DCVA? - (ANSWER)A testable mechanical device consisting of two
independently operating, spring-loaded check valves
BACKFLOW PREVENTION ASSEMBLY
TESTER TRAINING – GA ACTUAL
2025/2026 QUESTIONS AND 100%
CORRECT ANSWERS
What is an actual cross connection? - (ANSWER)Any arrangement of pipes,
fittings, or devices that connects a potable water supply directly to a non-potable
source at all times
What is an Air Gap? - (ANSWER)The unobstructed vertical distance through the
free atmosphere between the lowest opening from any pipe or outlet supplying
water to a tank, plumbing fixture, or other container, and the overflow rim of that
container
What does AVB stand for? - (ANSWER)Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - (ANSWER)A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - (ANSWER)Any water source or system, other than
the potable water supply, that may be available in the building or premises
What is backflow? - (ANSWER)A hydraulic condition, caused by difference in
pressures, in which non-potable water or other fluids flow into a potable water
system
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What is backpressure? - (ANSWER)A backflow condition in which a pump,
elevated tank, boiler, 0r other means results in a downstream pressure greater
than the supply pressure
What is backsiphange? - (ANSWER)A backflow condition in which the pressure in
the distribution system is less than atmospheric pressure (sub-atmospheric)
What is a bypass? - (ANSWER)In cross-connection control, any pipe arrangement
that passes water around a protective device, casing it to be ineffective
What is a carrier? - (ANSWER)A human or animal that carries disease germs and
can pass them to another person or animal without getting the disease itself
What is the purpose of a check valve? - (ANSWER)To allow flow in only one
direction
What is a cross connection? - (ANSWER)Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water system
What does DCVA stand for? - (ANSWER)Double Check Valve Assembly
What is a DCVA? - (ANSWER)A testable mechanical device consisting of two
independently operating, spring-loaded check valves
