BACKFLOW PREVENTION THEORY AND PRACTICE EXAM QUESTIONS WITH COMPLETE SOLUTIONS 100% GUARANTEED PASS GRADED A+
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BACKFLOW PREVENTION THEORY
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BACKFLOW PREVENTION THEORY
BACKFLOW PREVENTION THEORY AND PRACTICE EXAM QUESTIONS WITH COMPLETE SOLUTIONS 100% GUARANTEED PASS GRADED A+
______ is a reversal of the normal direction of flow.
Backflow
A cross-connection is a ______ between the potable water system and some other non-potable system or source.
Link
Potab...
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BACKFLOW PREVENTION THEORY AND PRACTICE EXAM
QUESTIONS WITH COMPLETE SOLUTIONS 100% GUARANTEED
PASS GRADED A+
______ is a reversal of the normal direction of flow.
Backflow
A cross-connection is a ______ between the potable water system and some
other non-potable system or source.
Link
Potable water is safe for ______.
Consumption
Another term for a direct cross-connection is a ______ cross-connection.
Permanent
A ______ hazard is a high hazard, not a low hazard.
Health
Two types of backflows are ______ and ______.
Backpressure, Backsiphonage
There are ______ essential components of an effective cross-connection control
program.
Seven
Define a toxic substance.
Biological pollutants that don't cause disease. Something that makes you ill.
, Give an example of a biological pollutant (non-health hazard).
Lactobacillus
Give examples of biological contaminants (high hazard).
Giardia Lamblia
Give an example of a chemical pollutant (low hazard).
Iron
Give examples of chemical contaminants (high hazard).
Mercury, Arsenic
Who has the PRIMARY RESPONSIBILITY if there is a backflow incident and
contaminated or polluted water ends up in the distribution system?
Water Purveyor
What should a utility company be able to do if a customer, with a cross-
connection, refuses to install a backflow preventer?
Discontinue Service
Who might be held responsible for selecting the wrong type of backflow
preventer?
Water Purveyor, Customer, Contractor
Who might be held responsible if the backflow preventer was installed
incorrectly?
Water Purveyor, Plumbing, Inspector, Customer, Contractor
Who might be held responsible if the backflow preventer is not tested at least
annually?
Water Purveyor, Customer
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