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Backflow | 134 Complete Questions and Answers 100% Verified | Updated
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Backflow | 134 Complete Questions and Answers 100% Verified | Updated
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Backflow | 134 Complete Questions andAnswers 100% Verified | Updated 2024-2025
Public Health Service - ANSWER Drinking water standards in the united states
were first est. by the
1966 - ANSWER The AWWA's manual of recommended practice about
backflow prevention was first published in
Cross-connection survey - ANSWER The USEPA's Total Coliform Rule contains
requirments for
3 - ANSWER Sanitary surveys must be conducted by community water supplies
every ______ years
funded mandate - ANSWER At the federal regulatory level, cross-connection
controls is not a
federal standards - ANSWER Under federal law, citizens can sue a water
supplier if the quality does not meet
free flowing tap - ANSWER Utilities are responsible for the waters quality to
the last
check valve - ANSWER In 1925 the AWWA determined that _______________
were not adequate protection
,15,000 - ANSWER A federal court can assess a civil penalty for maintaining a
hazardous connection of up to $___________ per day
5,000 - ANSWER In 1898, A water utility was fined $_________ for supplying
poor water.
6 - ANSWER A flushometer vacuum breaker must be installed above the fixture
a min of ______ inches
interconnected - ANSWER According to the Uniform Plumbing Code, in
buildings where potable water and non potable water systems are installed, each
system shall be
certified backflow tester - ANSWER The Uniform Plumbing code requires
backflow preventers to be tested by a
1 - ANSWER The critical installation level for a water closet ball cock is ______
inches
toxic fumes - ANSWER A backflow preventer may not be located in an area
containing
Green and white lettering - ANSWER The United Plumbing Code color code for
potable water pipe labels is
, not to be allowed under any condition - ANSWER The United Plumbing code
states that a direct connection between the potable water piping and sewer
connected waste shall
repaired, installed, relocated - ANSWER According to Uniform plumbing Code
backflow prevention assemblies shall be tested
72 - ANSWER According to Uniform plumbing code, vacuum breakers fpr hose
connections in health care or laboratory areas should be not less than _______
inches above a floor
Double check valve assembly (DCVA) - ANSWER The backflow preventer not
allowed on an irrigation system is a
back flow protection - ANSWER A single check valve does not provide
spring loaded check valve - ANSWER A hose bib vacuum braker contains a
Atmospheric Vacuum Breaker (AVB) - ANSWER Flush tanks contain a
specialized type of
negative supply pressure and elevated downstream pressure - ANSWER A duel
check valve provides protection against
expansion tank - ANSWER When a backflow preventer is installed as
containment protection on a water service it is recommended that the plumbing
system contain a
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