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BACKFLOW PREVENTION ASSEMBLY
TESTER EXAM (BPAT)
WHICH OF THE FOLLOWING CONDITIONS COULD RESULT IN WATER
CONTAMINATION THROUGH A CROSS-CONNECTION? - A) A VACUUM
CREATED BY THE IMPROPER USE OF WATER HAMMER ARRESTERS
B) THE USE OF SELF CLOSING LAVATORY FAUCETS
C) TURNING OFF SERVICE TO A MULTI-STORY BUILDING AND
ALLOWING THE WATER SUPPLY TO DRAIN
D) A VACUUM CREATED BY THE USE OF QUICK CLOSING VALVES ON
THE LOWER FLOORS OF A BUILDING EXCEEDING TEN (10) FLOORS IN
HEIGHT
E) THE INSTALLATION OF WATER CONSERVING FIXTURES, INTO A
BUILDING DESIGNED PRIOR TO THEIR REQUIRED USE
C) TURNING OFF SERVICE TO A MULTI-STORY BUILDING AND
ALLOWING THE WATER SUPPLY TO DRAIN
WHAT IS ANOTHER TERM THAT DESCRIBES WATER QUALITY AS A
HEALTH HAZARD RESULTING FROM BACKFLOW? - A) ISOLATION
B) CONTAMINATION
C) CROSS-CONNECTION
D) POLLUTION
E) CONTAINED
B) CONTAMINATION
THE VENTURI EFFECT STATES THAT WHEN THE WATER VELOCITY
WITHIN THE PIPE INCREASES, THE PRESSURE: - A) WILL INCREASE
PROPORTIONATELY
B) WILL REMAIN CONSTANT
C) COMPRESSES EXCESS VOLUMES OF WATER
D) DECREASES
E) CREATES BACKPRESSURE
D) DECREASES
THE DEGREE OF HAZARD IS: - A) THE ACCEPTABLE TEMPERATURE
RANGE OF A NON-POTABLE WATER SOURCE
B) THE ANGLE OF THE BACKFLOW PREVENTER
C) BASED UPON THE QUALITY OF A NON POTABLE WATER SOURCE
D) DISTANCE BETWEEN THE CROSS-CONNECTION AND THE BACKFLOW
PREVENTER
E) THE ENGINEER'S SPECIFIED ELEVATION OF NON-POTABLE PIPING
C) BASED UPON THE QUALITY OF A NON POTABLE WATER SOURCE
BACKFLOW MAY BE DESCRIBED AS EITHER: - A) BACKPRESSURE OR
BACKSIPHONAGE
B) CONTAMINATION OR POLLUTION
C) CONTAINMENT AND ISOLATION
D) DIRECT AND/OR INDIRECT
E) HIGH TEMPERATURE OR LOW TEMPERATURE
A) BACKPRESSURE OR BACKSIPHONAGE
THE FEDERAL LAW PLACING RESPONSIBILITY FOR THE PROTECTION OF
THE PUBLIC WATER SUPPLY ON THE PURVEYOR OF WATER IS THE: - A)
ENVIRONMENTAL PROTECTION AGENCY'S PRIMARY DRINKING WATER
REGULATIONS
B) OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION
REGULATIONS
C) SAFE DRINKING WATER ACT
D) FOOD AND DRUG ADMINISTRATION'S UNIFORM PLUMBING CODE
E) CLEAN WATER ACT
C) SAFE DRINKING WATER ACT
HOW MANY INCHES MUST A PRESSURE TYPE VACUUM BREAKER
ASSEMBLY BE INSTALLED ABOVE ALL DOWNSTREAM PIPING? - A) SIX (6)
B) TWELVE (12)
C) EIGHTEEN (18)
D) TWENTY-FOUR (24)
E) ONE (1)
B) TWELVE (12)
A DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY WILL PROTECT
THE POTABLE WATER SUPPLY FROM: - A) NON-HEALTH HAZARD -
BACKSIPHONAGE
B) NON-HEALTH HAZARD - BACKPRESSURE
C) NON-HEALTH HAZARD - BACKPRESSURE AND BACKSIPHONAGE
D) HEALTH HAZARD - BACKSIPHONAGE
E) HEALTH HAZARD - BACKPRESSURE
C) NON-HEALTH HAZARD - BACKPRESSURE AND BACKSIPHONAGE
HOW MANY INCHES MUST AN ATMOSPHERIC VACUUM BREAKER BE
INSTALLED ABOVE ALL DOWNSTREAM PIPING AND HIGHEST OPENING?
- A) SIX (6)
B) NINE (9)
C) TWELVE (12)
D) EIGHTEEN (18)
E) ONE (1)
A) SIX (6)
AN ATMOSPHERIC VACUUM BREAKER IS INSTALLED TO PROTECT
AGAINST: - A) BACKPRESSURE - NON-HEALTH HAZARD CONDITIONS
ONLY
B) BACKPRESSURE - HEALTH HAZARD CONDITIONS ONLY
C) BACKSIPHONAGE - NON-HEALTH HAZARD CONDITIONS ONLY
D) BACKSIPHONAGE - HEALTH HAZARD CONDITIONS ONLY
E) BACKSIPHONAGE - HEALTH HAZARD OR NON-HEALTH HAZARD
CONDITIONS
E) BACKSIPHONAGE - HEALTH HAZARD OR NON-HEALTH HAZARD
CONDITIONS
THE TERM "APPROVED REDUCED PRESSURE PRINCIPLE ASSEMBLY",
APPLIES TO AN ASSEMBLY WITH TWO SHUT-OFF VALVES, FOUR TEST
COCKS AND: - A) TWO CHECK VALVES AND AN AIR INLET VALVE
B) TWO APPROVED CHECK VALVES AND AN AIR INLET VALVE
C) TWO APPROVED CHECK VALVES AND A PRESSURE RELIEF VALVE
D) TWO APPROVED CHECK VALVES AND A DIFFERENTIAL PRESSURE
RELIEF VALVE
E) TWO APPROVED CHECK VALVES AND A PRESSURE REGULATING
VALVE
D) TWO APPROVED CHECK VALVES AND A DIFFERENTIAL PRESSURE
RELIEF VALVE
IT IS REQUIRED THAT THE TEST GAUGE BE TESTED FOR ACCURACY AT
LEAST: - A) MONTHLY
B) QUARTERLY
C) SEMI-ANNUALLY
D) ANNUALLY
E) AT THE TIME OF PURCHASE AND PRIOR TO EACH USE FOR TESTING
D) ANNUALLY
UNDERSIZED WATER PIPING CARRYING WATER AT HIGH VELOCITY CAN
CAUSE BACK-SIPHONAGE DUE TO: - A) THE VACUUM EFFECT
B) THE PIVOT EFFECT
C) THE MARGINAL EFFECT
D) THE ASPIRATOR EFFECT
E) THE VELOCITY EFFECT
D) THE ASPIRATOR EFFECT
AN AIR GAP SEPARATION IS MEASURED FROM THE OUTLET OF THE
DISCHARGE PIPE, TO THE: - A) FIXTURE DRAIN PLUG
B) INLET OF THE SUPPLY
C) LEVEL OF THE LIQUID
D) FLOOD LEVEL RIM
E) NONE OF THE ABOVE
D) FLOOD LEVEL RIM
THE MINIMUM TYPE OF CONTAINMENT PROTECTION FOR A NON-
HEALTH HAZARD, NON-CHEMICAL FIRE SPRINKLER SYSTEM IS A(N): - A)
ATMOSPHERIC VACUUM BREAKER
B) DOUBLE CHECK DETECTOR ASSEMBLY BACKFLOW PREVENTER
C) PRESSURE VACUUM BREAKER ASSEMBLY
D) REDUCED PRESSURE DETECTOR ASSEMBLY
E) ALL OF THE ABOVE
B) DOUBLE CHECK DETECTOR ASSEMBLY BACKFLOW PREVENTER
THE TYPE OF PROTECTION REQUIRED FOR A CLOSED LOOP HEATING
SYSTEM CONTAINING CHEMICALS IS: - A) REDUCED PRESSURE
PRINCIPLE ASSEMBLY
B) DOUBLE CHECK VALVE ASSEMBLY
C) PRESSURE VACUUM BREAKER ASSEMBLY
D) DUAL CHECK VALVE TYPE BACKFLOW PREVENTER
E) ALL OF THE ABOVE
A) REDUCED PRESSURE PRINCIPLE ASSEMBLY
FOR CONTAINMENT PROTECTION IN A NON-HEALTH HAZARD
SITUATION, THE MINIMUM PROTECTION REQUIRED SHALL BE: - A)
REDUCED PRESSURE PRINCIPLE BACKFLOW PREVENTER
B) TWO (2) SINGLE CHECK VALVES IN SERIES
C) DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY
D) ATMOSPHERIC VACUUM BREAKER
E) NONE OF THE ABOVE
C) DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY
WATER CONTINUOUSLY LEAKING FROM TEST COCK #2 DURING A TEST
PROCEDURE OF A PRESSURE VACUUM BREAKER ASSEMBLY IS
PROBABLY CAUSED BY A LEAKING: - A) AIR INLET VALVE
B) TEST COCK
C) INLET SHUT-OFF VALVE
D) OUTLET SHUT-OFF VALVE
E) TEST COCK
C) INLET SHUT-OFF VALVE
THE REQUIRED BACKFLOW PREVENTION ASSEMBLY FOR A FIRE
SUPPRESSION SYSTEM CONTAINING CHEMICALS IS: - A) REDUCED
PRESSURE DETECTOR ASSEMBLY OR REDUCED PRESSURE PRINCIPLE
ASSEMBLY
B) DOUBLE CHECK DETECTOR ASSEMBLY OR DOUBLE CHECK BACKFLOW
PREVENTION ASSEMBLY
C) PRESSURE VACUUM BREAKER ASSEMBLY
D) DUAL CHECK VALVE TYPE BACKFLOW PREVENTER
E) NONE OF THE ABOVE
A) REDUCED PRESSURE DETECTOR ASSEMBLY OR REDUCED PRESSURE
PRINCIPLE ASSEMBLY
THE REQUIRED TYPE OF BACKFLOW PROTECTION FOR A CLOSED LOOP
PIPING SYSTEM CONTAINING GLYCOL IS: - A) DOUBLE CHECK VALVE
ASSEMBLY
B) REDUCED PRESSURE PRINCIPLE ASSEMBLY
C) ATMOSPHERIC VACUUM BREAKER
D) DUAL CHECK VALVE TYPE BACKFLOW PREVENTER
E) NONE OF THE ABOVE
B) REDUCED PRESSURE PRINCIPLE ASSEMBLY
THE PRIMARY CONSIDERATION IN DETERMINING WHAT TYPE OF
BACKFLOW PREVENTER TO INSTALL IS: - A) COST
B) CUSTOMER PREFERENCE
C) DEGREE OF HAZARD
D) SYSTEM TEMPERATURE
E) PERSONAL PREFERENCE
C) DEGREE OF HAZARD
WHAT IS THE PROBABLE CAUSE OF A RELIEF VALVE FAILING TO OPEN
DURING A FIELD TEST ON A REDUCED PRESSURE PRINCIPLE BACKFLOW
PREVENTER? - A) A LEAKING #1 SHUT-OFF VALVE
B) LOW WATER SUPPLY PRESSURE
C) AIR TRAPPED INSIDE THE RELIEF VALVE
D) EXCESSIVE BACKPRESSURE
E) A MALFUNCTION OF THE RELIEF VALVE MECHANISM
E) A MALFUNCTION OF THE RELIEF VALVE MECHANISM
THE REQUIRED BACKFLOW PROTECTION FOR A CHEMICALLY CHARGED
SOLAR HEATING SYSTEM WITH AN EXPANSION TANK IS A(N): - A)
REDUCED PRESSURE PRINCIPLE ASSEMBLY
B) ATMOSPHERIC VACUUM BREAKER
C) DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY
D) PRESSURE VACUUM BREAKER ASSEMBLY
E) NONE OF THE ABOVE
A) REDUCED PRESSURE PRINCIPLE ASSEMBLY
THE TYPE OF PROTECTION ASSOCIATED WITH AN AIR GAP SEPARATION
IS: - A) BACKSIPHONAGE - NON-HEALTH HAZARD
B) BACKSIPHONAGE - HEALTH HAZARD
C) BACKPRESSURE - NON-HEALTH HAZARD
D) BACKPRESSURE - HEALTH HAZARD
E) ALL OF THE ABOVE
E) ALL OF THE ABOVE
THE APPLICATION OF A PRESSURE VACUUM BREAKER ASSEMBLY IS
FOR: - A) BACKPRESSURE AND ISOLATION
B) BACKSIPHONAGE AND ISOLATION
C) BACKPRESSURE OR BACKSIPHONAGE AND ISOLATION
D) CONTAINMENT ONLY
E) NONE OF THE ABOVE
B) BACKSIPHONAGE AND ISOLATION
HOW MANY POUNDS OF PRESSURE PER SQUARE INCH ARE EXERTED AT
THE BASE OF A COLUMN OF WATER THAT IS TWO (2) FEET TALL? - A)
0.
B) 0.
C) 0.
D) 1.
E) 1.
C) 0.
A PRESSURE OF 75 PSI WOULD BE EQUIVALENT TO WHAT _________
HEAD OF WATER? - A) 37.5 FEET
B) 75.0 FEET
C) 115.0 FEET
D) 150.0 FEET
E) 173.2 FEET
E) 173.2 FEET
A PRESSURE GAUGE INSTALLED AT THE BOTTOM OF AN OPEN TANK,
CONTAINING WATER TEN (10) FEET DEEP, WOULD INDICATE WHAT
PRESSURE READING? - A) 4.3 PSI
B) 8.6 PSI
C) 12.2 PSI
D) 14.7 PSI
E) 16.9 PSI
A) 4.3 PSI
WHAT EQUIPMENT IS USED TO TEST A PRESSURE VACUUM BREAKER
ASSEMBLY? - A) ATMOSPHERIC VACUUM GAUGE
B) DUPLEX GAUGE
C) DIFFERENTIAL PRESSURE GAUGE
D) PAIR OF BOURBON GAUGES
E) FORTY-TWO INCH SIGHT TUBE
C) DIFFERENTIAL PRESSURE GAUGE
TEST COCK NUMBER __________ MAY BE OPENED TO ESTABLISH FLOW
THROUGH A BACKFLOW PREVENTION ASSEMBLY: - A) ONE (1)
B) TWO (2)
C) THREE (3)
D) FOUR (4)
E) ALL THE ABOVE
D) FOUR (4)
USC, AWWA AND MANUFACTURERS RECOMMEND THAT BACKFLOW
PREVENTION ASSEMBLIES BE INSPECTED, AND THAT THEIR PROPER
OPERATION IS VERIFIED BY A CERTIFIED TESTER AT LEAST: - A) ONCE
EVERY MONTH
B) ONCE EVERY SIX (6) MONTHS
C) ONCE EVERY YEAR
D) ONCE EVERY TWO (2) YEARS
E) ONCE EVERY THREE (3) YEARS
C) ONCE EVERY YEAR
A DIFFERENTIAL PRESSURE GAUGE IS USED IN THE TESTING OF: - A)
DOUBLE CHECK VALVE ASSEMBLY
B) REDUCED PRESSURE PRINCIPLE BACKFLOW ASSEMBLY
C) DUAL CHECK WITH INTERMEDIATE ATMOSPHERIC VENT
D) BOTH A) AND B)
E) ALL OF THE ABOVE
D) BOTH A) AND B)
FROM THE CHOICES LISTED BELOW, WHAT INFORMATION IS REQUIRED
TO PROPERLY IDENTIFY THE BACKFLOW PREVENTION ASSEMBLY TO BE
TESTED? - A) TYPE AND MANUFACTURER OF BACKFLOW PREVENTION
ASSEMBLY
B) LOCATION AND SIZE OF BACKFLOW PREVENTION ASSEMBLY
C) MODEL AND SERIAL NUMBER OF BACKFLOW PREVENTION
ASSEMBLY
D) ALL OF THE ABOVE
E) BOTH A) AND C)
D) ALL OF THE ABOVE
THE ORIGINAL SIGNED AND DATED TEST REPORT MUST BE: - A) GIVEN
TO THE OWNER OF THE PROPERTY
B) SUBMITTED TO THE WATER PURVEYOR
C) KEPT BY THE TESTER FOR THREE YEARS
D) KEPT BY THE TESTER FOR TEN YEARS
E) NONE OF THE ABOVE
B) SUBMITTED TO THE WATER PURVEYOR
THE CRITICAL FINAL STEP IN TESTING A BACKFLOW PREVENTION
ASSEMBLY IS: - A) REMOVING THE TEST COCK ADAPTERS
B) RETURNING THE ASSEMBLY TO NORMAL OPERATING CONDITION
C) RECORDING THE TEST RESULTS
D) REMOVING THE GAUGES
E) MAKING OUT THE BILL
B) RETURNING THE ASSEMBLY TO NORMAL OPERATING CONDITION
THE DIFFERENTIAL PRESSURE RELIEF VALVE ON A REDUCED PRESSURE
PRINCIPLE BACKFLOW ASSEMBLY MUST OPEN BEFORE THE
DIFFERENTIAL PRESSURE ACROSS THE INLET CHECK VALVE DROPS
BELOW: - A) 1.0 PSID
B) 1.5 PSIA
C) 2.0 PSID
D) 2.5 PSIG
E) NONE OF THE ABOVE
C) 2.0 PSID
THE MINIMUM HOSE DIAMETER FOR A PRESSURE DIFFERENTIAL
GAUGE IS ________ INCH: - A) 1/
B) 1/
C) 3/
D) 1/
E) 3/
B) 1/
WHAT ARE THE MINIMUM SCALE INCREMENTS ALLOWED ON
DIFFERENTIAL PRESSURE GAUGES USED FOR TESTING BACKFLOW
PREVENTION ASSEMBLIES AND DEVICES? - A) 0.1 PSIA
B) 0.2 PSID
C) 0.5 PSIG
D) 1.0 PSID
E) 2.0 PSIA
B) 0.2 PSID
WHAT VALVE MUST BE CLOSED WHEN TESTING A REDUCED PRESSURE
PRINCIPLE BACKFLOW ASSEMBLY? - A) NUMBER ONE (1) SHUT-OFF
VALVE
B) SERVICE CONNECTION VALVE
C) PRESSURE REGULATING VALVE
D) FLOW CONTROL VALVE
E) NUMBER TWO (2) SHUT-OFF VALVE
E) NUMBER TWO (2) SHUT-OFF VALVE
AN OCCASIONAL DISCHARGE FROM THE RELIEF VALVE OF A REDUCED
PRESSURE PRINCIPLE BACKFLOW PREVENTER USUALLY INDICATES: - A)
A LEAKING NUMBER ONE (1) CHECK VALVE
B) A LEAKING NUMBER TWO (2) CHECK VALVE
C) A MALFUNCTION IN THE RELIEF VALVE
D) THE DEVICE IS WORKING PROPERLY
E) AN IMPROPER INSTALLATION
D) THE DEVICE IS WORKING PROPERLY
IF THE CHECK VALVE SPRINGS ARE INTERCHANGED ON A DOUBLE
CHECK VALVE ASSEMBLY, THE ASSEMBLY: - A) WILL NOT PROTECT
AGAINST BACKFLOW
B) WILL CREATE A SIGNIFICANT PRESSURE DROP
C) WILL NOT BE ADVERSELY AFFECTED BY THE INTERCHANGE
D) WILL MALFUNCTION DUE TO THE INTERCHANGE
E) WILL CREATE A STATIC CONDITION
C) WILL NOT BE ADVERSELY AFFECTED BY THE INTERCHANGE
CONSTANT DISCHARGE FROM THE RELIEF VALVE OF A REDUCED
PRESSURE PRINCIPLE ASSEMBLY USUALLY INDICATES: - A)
FLUCTUATING INCOMING PRESSURE
B) A LEAKING NUMBER ONE (1) CHECK VALVE
C) FLUCTUATING DOWNSTREAM PRESSURE
D) EXCESSIVE DOWNSTREAM PRESSURE
E) THE SHUT-OFF VALVES ARE NOT OPEN
B) A LEAKING NUMBER ONE (1) CHECK VALVE
THE REQUIRED NUMBER OF TEST COCKS ON A SMALL (3/4"- 2")
PRESSURE VACUUM BREAKER ASSEMBLY IS: - A) NONE
B) ONE (1)
C) TWO (2)
D) THREE (3)
E) FOUR (4)
C) TWO (2)
THE REQUIRED NUMBER OF TEST COCKS ON A LARGE (2½" - 4")
ATMOSPHERIC VACUUM BREAKER IS: - A) NONE
B) ONE (1)
C) TWO (2)
D) THREE (3)
E) FOUR (4)
A) NONE
WHAT CRITICAL COMPONENT OF AN ATMOSPHERIC VACUUM BREAKER
IS SUBJECT TO FAILURE? - A) UPSTREAM SHUT-OFF VALVE
B) LOADED CHECK VALVE
C) CANOPY
D) AIR INLET VALVE
E) DOWNSTREAM SHUT-OFF VALVE
D) AIR INLET VALVE
A DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY TEST AND
MAINTENANCE REPORT SHALL INCLUDE ALL OF THE FOLLOWING
INFORMATION EXCEPT THE: - A) ADDRESS OF THE INSTALLATION
B) SERIAL NUMBER OF THE ASSEMBLY
C) TEST RESULTS OF CHECK VALVE NUMBER ONE (1)
D) TEST RESULTS OF CHECK VALVE NUMBER TWO (2)
E) DIFFERENTIAL PRESSURE RELIEF VALVE DISCHARGE READING
E) DIFFERENTIAL PRESSURE RELIEF VALVE DISCHARGE READING
THE BY-PASS LINE OF AN APPROVED BACKFLOW PREVENTION
ASSEMBLY MUST CONTAIN AN APPROVED ASSEMBLY OF EQUAL: - A)
CORROSION RESISTANCE
B) FLOW CAPACITY
C) PROTECTION
D) SIZE
E) TEMPERATURE RATING
C) PROTECTION
AN ATMOSPHERIC TYPE VACUUM BREAKER SHALL NOT BE SUBJECTED
TO WATER PRESSURE FOR PERIODS THAN ______ HOURS. - A) SIX (6)
B) EIGHT (8)
C) TWELVE (12)
D) TWENTY-FOUR (24)
E) NONE OF THE ABOVE
C) TWELVE (12)
IT IS POSSIBLE FOR A PERFECT VACUUM AT SEA LEVEL TO RAISE WATER
IN A PIPE APPROXIMATELY _________ FEET. - A) TWENTY-FIVE (25)
B) THIRTY (30)
C) THIRTY-TWO (32)
D) THIRTY-FOUR (34)
E) THIRTY-SIX (36)
D) THIRTY-FOUR (34)
WHAT IS THE MOST DESIRABLE PLACE TO INSTALL A BACKFLOW
PREVENTION DEVICE AND/OR ASSEMBLY? - A) IN A REINFORCED
CONCRETE PIT
B) IN AN ACCESSIBLE LOCATION ABOVE GROUND
C) UNDERGROUND, WITH A MINIMUM OF TWELVE (12) INCHES OF
COVER
D) AT OR ABOVE CEILING HEIGHT, TO PROTECT IT FROM VANDALISM
E) BEHIND THE BOILER OR EQUIPMENT SERVED, SO IT CAN BE WORKED
ON WHEN THE EQUIPMENT IS REMOVED
B) IN AN ACCESSIBLE LOCATION ABOVE GROUND
