Backflow Prevention Assembly Tester Training - GA With Questions and Answers.

Backflow Prevention Assembly Tester Training - GA With Questions and 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 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, Backflow Prevention Assembly Tester Training - GA With Questions and Answers 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 What is feed water? - ANSWER Water that is added to a commercial or industrial system and is subsequently used by the system, such as water that is fed to a boiler to produce steam What is an incubation period for a disease? - ANSWER The time period that elapses between the time a person is exposed to some disease and the time that person shows the first sign or symptom of the disease What is an overflow level? - ANSWER The maximum height that water or liquid will rise in a receptacle before it flows over the rim What is a potable water source? - ANSWER Water that is biologically, chemically, and radiologically safe to drink What is a potential cross connection? - ANSWER Any arrangement of pipes, fittings, or devices that indirectly connects a potable water supply to a non-potable water source What does PVB stand for? - ANSWER Pressure Vacuum Breaker .