Exam (elaborations)
Backflow prevention QUESTIONS AND CORRECT ANSWERS GRADED A+ 2024/2025
- Course
- Institution
Backflow prevention QUESTIONS AND CORRECT ANSWERS GRADED A+ 2024/2025
[Show more]
Content preview
Backflow preventionDIFFERENTIAL PRESSURE RELIEF VALVE DISCHARGE READING - ANSA DOUBLE
CHECK BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT
SHALL INCLUDE ALL OF THE FOLLOWING INFORMATION EXCEPT THE
TWELVE (12) - ANSAN ATMOSPHERIC TYPE VACUUM BREAKER SHALL NOT BE
SUBJECTED TO WATER PRESSURE FOR PERIODS THAN ______ HOURS.
33.Nine - ANSIT IS POSSIBLE FOR A PERFECT VACUUM AT SEA LEVEL TO RAISE
WATER IN A PIPE APPROXIMATELY _________ FEET.
IN AN ACCESSIBLE LOCATION ABOVE GROUND - ANSWHAT IS THE MOST
DESIRABLE PLACE TO INSTALL A BACKFLOW PREVENTION DEVICE AND/OR
ASSEMBLY?
TURNING OFF SERVICE TO A MULTI-STORY BUILDING AND ALLOWING THE WATER
SUPPLY TO DRAIN - ANSWHICH OF THE FOLLOWING CONDITIONS COULD RESULT
IN WATER CONTAMINATION THROUGH A CROSS-CONNECTION?
CONTAMINATION - ANSWHAT IS ANOTHER TERM THAT DESCRIBES WATER QUALITY
AS A HEALTH HAZARD RESULTING FROM BACKFLOW?
DECREASES - ANSTHE VENTURI EFFECT STATES THAT WHEN THE WATER
VELOCITY WITHIN THE PIPE INCREASES, THE PRESSURE:
BASED UPON THE QUALITY OF A NON POTABLE WATER SOURCE - ANSTHE
DEGREE OF HAZARD IS:
BACKPRESSURE OR BACKSIPHONAGE - ANSBACKFLOW MAY BE DESCRIBED AS
EITHER:
TWELVE (12) - ANSHOW MANY INCHES MUST A PRESSURE TYPE VACUUM BREAKER
ASSEMBLY BE INSTALLED ABOVE ALL DOWNSTREAM PIPING?
NON-HEALTH HAZARD - BACKPRESSURE AND BACKSIPHONAGE - ANSA DOUBLE
CHECK BACKFLOW PREVENTION ASSEMBLY WILL PROTECT THE POTABLE WATER
SUPPLY FROM:
SIX (6) - ANSHOW MANY INCHES MUST AN ATMOSPHERIC VACUUM BREAKER BE
INSTALLED ABOVE ALL DOWNSTREAM PIPING AND HIGHEST OPENING?
BACKSIPHONAGE - HEALTH HAZARD OR NON-HEALTH HAZARD CONDITIONS -
ANSAN ATMOSPHERIC VACUUM BREAKER IS INSTALLED TO PROTECT AGAINST:
, TWO APPROVED CHECK VALVES AND A DIFFERENTIAL PRESSURE RELIEF VALVE -
ANSTHE TERM "APPROVED REDUCED PRESSURE PRINCIPLE ASSEMBLY", APPLIES
TO AN ASSEMBLY WITH TWO SHUT-OFF VALVES, FOUR TEST COCKS AND:
ANNUALLY - ANSIT IS REQUIRED THAT THE TEST GAUGE BE TESTED FOR
ACCURACY AT LEAST:
THE ASPIRATOR EFFECT - ANSUNDERSIZED WATER PIPING CARRYING WATER AT
HIGH VELOCITY CAN CAUSE BACKSIPHONAGE DUE TO:
FLOOD LEVEL RIM - ANSAN AIR GAP SEPARATION IS MEASURED FROM THE
OUTLET OF THE DISCHARGE PIPE, TO THE:
DOUBLE CHECK DETECTOR ASSEMBLY BACKFLOW PREVENTER - ANSTHE
MINIMUM TYPE OF CONTAINMENT PROTECTION FOR A NON-HEALTH HAZARD,
NON-CHEMICAL FIRE SPRINKLER SYSTEM IS A(N):
REDUCED PRESSURE PRINCIPLE ASSEMBLY (RPZ) - ANSTHE TYPE OF
PROTECTION REQUIRED FOR A CLOSED LOOP HEATING SYSTEM CONTAINING
CHEMICALS IS:
DOUBLE CHECK BACKFLOW PREVENTION ASSEMBLY - ANSFOR CONTAINMENT
PROTECTION IN A NON-HEALTH HAZARD SITUATION, THE MINIMUM PROTECTION
REQUIRED SHALL BE:
INLET SHUT-OFF VALVE #1 - ANSWATER CONTINUOUSLY LEAKING FROM TEST
COCK #2 DURING A TEST PROCEDURE OF A PRESSURE VACUUM BREAKER
ASSEMBLY IS PROBABLY CAUSED BY A LEAKING:
REDUCED PRESSURE DETECTOR ASSEMBLY OR REDUCED PRESSURE PRINCIPLE
ASSEMBLY - ANSTHE REQUIRED BACKFLOW PREVENTION ASSEMBLY FOR A FIRE
SUPPRESSION SYSTEM CONTAINING CHEMICALS IS:
REDUCED PRESSURE PRINCIPLE ASSEMBLY (RPZ) - ANSTHE REQUIRED TYPE OF
BACKFLOW PROTECTION FOR A CLOSED LOOP PIPING SYSTEM CONTAINING
GLYCOL IS:
DEGREE OF HAZARD - ANSTHE PRIMARY CONSIDERATION IN DETERMINING WHAT
TYPE OF BACKFLOW PREVENTER TO INSTALL IS:
A MALFUNCTION OF THE RELIEF VALVE MECHANISM - ANSWHAT IS THE PROBABLE
CAUSE OF A RELIEF VALVE FAILING TO OPEN DURING A FIELD TEST ON A
REDUCED PRESSURE PRINCIPLE BACKFLOW PREVENTER?
REDUCED PRESSURE PRINCIPLE ASSEMBLY (RPZ) - ANSTHE REQUIRED
BACKFLOW PROTECTION FOR A CHEMICALLY CHARGED SOLAR HEATING SYSTEM
WITH AN EXPANSION TANK IS A(N):
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Qualityexam. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80796 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now