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Backflow Test Prep 1 QUESTIONS AND CORRECT ANSWERS GRADED A+ 2024/2025 $11.49   Add to cart

Exam (elaborations)

Backflow Test Prep 1 QUESTIONS AND CORRECT ANSWERS GRADED A+ 2024/2025

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  • Course
  • BACKFLOW PREVENTION
  • Institution
  • BACKFLOW PREVENTION

Backflow Test Prep 1 QUESTIONS AND CORRECT ANSWERS GRADED A+ 2024/2025

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  • September 4, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • backflow prevention
  • BACKFLOW PREVENTION
  • BACKFLOW PREVENTION
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Qualityexam
Backflow Test Prep 1

Design, material, and operational requirements for DCVA & RPBA are found within the -
ANSAWWA requirements

Approved backflow prevention assemblies should be designed to be - ANSdisassembled
and repaired in line for all sizes

Check valves have to be internally loaded and need to be drip-tight - ANSin the path of glide
with a minimum of 1 psi differential

The most allowable pressure loss thru a 3/four" DCVA is - ANS10 psi

The maximum allowable strain loss via a three/four" RPBA is - ANS20 psi

The markings required to be on all approved backflow prevention assemblies encompass -
ANSmake, model, path of waft, & MWP

As part of an inspection of the meeting a BAT must determine - ANSif the assembly is
presently listed and authorised for the orientation that it is set up

A go-connection is defined as any actual or capability bodily connection among a public
potable water system or the consumer's potable water gadget and any supply of non-potable
liquid, stable, or gasoline that would the potable water supply through backflow -
ANScontaminate

The undesirable reversal of glide of water or other substances through a pass- connection
into the public water system or purchaser's potable water system is - ANSbackflow

Backsiphonage backflow is defined as backflow due to a discount in device pressure. What
else should be gift for - ANSan starting to atmosphere

Which of the following can also cause backpressure backflow? - ANSany of the above
(extended piping, pumps, hot water tanks)

A direct go-connection is difficulty to - ANSboth backsiphonage and backpressure

An approved air gap is a bodily separation among - ANSthe quit of the potable water deliver
pipe and the overflow rim of the receiving vessel, a distance of at the least 2 instances
supply pipe diameter and never less than 1"

An permitted air hole is suitable as backflow safety for - ANSBackpressure as well as
Backsiphonage and each High and Low Health Hazard

, An accepted backflow prevention assembly is an RPBA, RPDA, DCVA, DCDA, PVBA, or
SVBA of make, model and length this is - ANSapproved via the Washington State DOH,
ODW

Newly installed backflow assemblies have a preliminary check frequently due to: high price
of failure at the time of the - ANSdebris from within the supply piping

If a patron requires continuous water provider it's miles encouraged that - ANSa parallel set
of backflow assemblies suitable for the degree of danger be installed

The close off valves used on accepted Backflow Prevention assemblies need to usually be -
ANSresilient seated

An permitted backflow prevention assembly should be hooked up in this sort of way that -
ANSit will no longer become flooded and with adequate area around the assembly to
facilitate trying out and protection

An RPBA should now not be established in which - ANSall of the above (water spilt from the
assembly may be objectionable, the meeting becomes flooded, the meeting is more than 60
inches above the ground or ground)

A "unique software tool" is a time period used to describe mechanical backflow preventers
that - ANSdo no longer meet the layout necessities of an authorised backflow prevention
assembly

In a backsiphonage event, if an accepted SVBA is hooked up properly - ANSthe test valve
will close tight to make a water tight seal and the air inlet valve will absolutely open

A differential strain check kit is used to degree - ANSthe distinction among high and coffee
pressure in an accredited backflow prevention assembly

A compensating valve can be used to - ANScompensate for a leaking SOV #1 while trying
out an permitted DCVA

A sight tube is used even as checking out an authorized - ANSDCVA

While checking out an accredited RPBA, the high and low bleed valves on a 5 valve
differential stress test kit are used to - ANSremove air that may be trapped within the hoses
and the Gauge

Differential strain take a look at kits must be demonstrated for accuracy and if needed,
calibrated - ANSat least yearly

Microbiological contaminants entering the potable water gadget are the best health situation
and could usually be taken into consideration - ANSa High Health Hazard

All chemicals coming into the potable water manipulate of the water system that are not
under the direct purveyor need to be considered - ANSa High Health Hazard

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