Backflow Test Prep 1 questions with answers |\ |\ |\ |\ |\ |\
Design, material, and operational standards for DCVA & RPBA are
|\ |\ |\ |\ |\ |\ |\ |\ |\
found in the - CORRECT ANSWERS ✔✔AWWA standards
|\ |\ |\ |\ |\ |\ |\ |\
Approved backflow prevention assemblies must be designed to
|\ |\ |\ |\ |\ |\ |\ |\
be - CORRECT ANSWERS ✔✔disassembled and repaired in line for
|\ |\ |\ |\ |\ |\ |\ |\ |\
all sizes
|\ |\
Check valves must be internally loaded and must be drip-tight -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔in the direction of flow with a minimum
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
of 1 psi differential
|\ |\ |\
The maximum allowable pressure loss through a 3/4" DCVA is -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔10 psi |\ |\ |\
The maximum allowable pressure loss through a 3/4" RPBA is -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔20 psi |\ |\ |\
The markings required to be on all approved backflow prevention
|\ |\ |\ |\ |\ |\ |\ |\ |\
assemblies include - CORRECT ANSWERS ✔✔make, model,
|\ |\ |\ |\ |\ |\ |\ |\
direction of flow, & MWP |\ |\ |\ |\
As part of an inspection of the assembly a BAT must determine -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔if the assembly is currently listed and
|\ |\ |\ |\ |\ |\ |\ |\ |\
approved for the orientation that it is installed
|\ |\ |\ |\ |\ |\ |\
, A cross-connection is defined as any actual or potential physical
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
connection between a public potable water system or the
|\ |\ |\ |\ |\ |\ |\ |\ |\
consumer's potable water system and any source of non-potable
|\ |\ |\ |\ |\ |\ |\ |\ |\
liquid, solid, or gas that could the potable water supply by
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
backflow - CORRECT ANSWERS ✔✔contaminate
|\ |\ |\ |\
The undesirable reversal of flow of water or other substances
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
through a cross- connection into the public water system or
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
consumer's potable water system is - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\ |\
✔✔backflow
Backsiphonage backflow is defined as backflow due to a |\ |\ |\ |\ |\ |\ |\ |\ |\
reduction in system pressure. What else must be present for -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔an opening to atmosphere|\ |\ |\ |\ |\
Which of the following may cause backpressure backflow? -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔any of the above (elevated piping,
|\ |\ |\ |\ |\ |\ |\ |\
pumps, hot water tanks) |\ |\ |\
A direct cross-connection is subject to - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔both backsiphonage and backpressure
|\ |\ |\
An approved air gap is a physical separation between - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔the end of the potable water supply pipe and the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
overflow rim of the receiving vessel, a distance of at least 2
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
times supply pipe diameter and never less than 1"
|\ |\ |\ |\ |\ |\ |\ |\
Design, material, and operational standards for DCVA & RPBA are
|\ |\ |\ |\ |\ |\ |\ |\ |\
found in the - CORRECT ANSWERS ✔✔AWWA standards
|\ |\ |\ |\ |\ |\ |\ |\
Approved backflow prevention assemblies must be designed to
|\ |\ |\ |\ |\ |\ |\ |\
be - CORRECT ANSWERS ✔✔disassembled and repaired in line for
|\ |\ |\ |\ |\ |\ |\ |\ |\
all sizes
|\ |\
Check valves must be internally loaded and must be drip-tight -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔in the direction of flow with a minimum
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
of 1 psi differential
|\ |\ |\
The maximum allowable pressure loss through a 3/4" DCVA is -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔10 psi |\ |\ |\
The maximum allowable pressure loss through a 3/4" RPBA is -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔20 psi |\ |\ |\
The markings required to be on all approved backflow prevention
|\ |\ |\ |\ |\ |\ |\ |\ |\
assemblies include - CORRECT ANSWERS ✔✔make, model,
|\ |\ |\ |\ |\ |\ |\ |\
direction of flow, & MWP |\ |\ |\ |\
As part of an inspection of the assembly a BAT must determine -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔if the assembly is currently listed and
|\ |\ |\ |\ |\ |\ |\ |\ |\
approved for the orientation that it is installed
|\ |\ |\ |\ |\ |\ |\
, A cross-connection is defined as any actual or potential physical
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
connection between a public potable water system or the
|\ |\ |\ |\ |\ |\ |\ |\ |\
consumer's potable water system and any source of non-potable
|\ |\ |\ |\ |\ |\ |\ |\ |\
liquid, solid, or gas that could the potable water supply by
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
backflow - CORRECT ANSWERS ✔✔contaminate
|\ |\ |\ |\
The undesirable reversal of flow of water or other substances
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
through a cross- connection into the public water system or
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
consumer's potable water system is - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\ |\
✔✔backflow
Backsiphonage backflow is defined as backflow due to a |\ |\ |\ |\ |\ |\ |\ |\ |\
reduction in system pressure. What else must be present for -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔an opening to atmosphere|\ |\ |\ |\ |\
Which of the following may cause backpressure backflow? -
|\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔any of the above (elevated piping,
|\ |\ |\ |\ |\ |\ |\ |\
pumps, hot water tanks) |\ |\ |\
A direct cross-connection is subject to - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔both backsiphonage and backpressure
|\ |\ |\
An approved air gap is a physical separation between - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔the end of the potable water supply pipe and the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
overflow rim of the receiving vessel, a distance of at least 2
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
times supply pipe diameter and never less than 1"
|\ |\ |\ |\ |\ |\ |\ |\
