What are the two types of backflow conditions?
Bf Hydraulic Principles
Question · Easy
Before You Pay for a Backflow Tester Course: Verify Local Acceptance in 2026
Use this evidence-first checklist before enrolling in backflow tester training: confirm your target water system accepts the credential, course, test kit, registration, and reporting process.
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Backflow
Hydraulic Principles
Flashcard
What is the federal law that places responsibility for protecting the public water supply on the water purveyor?
Bf Codes Regulations
Ethylene ___ that entered an Illinois medical center's drinking water in 1982, where two of six dialysis patients died as a direct or indirect result.
Case studies
Guess the Term
Cross-Connection Control and Hydraulics
1.1 Backflow, Cross-Connections, and Public Health
Study guide
Cheat sheet
A link between a potable water supply and any non-potable supply or source is called a:
Bf Cross Connection
Read the clue and guess the term in 6 tries.
Game
Backpressure
What is the weight of one cubic foot of water at sea level?
Backflow Tester Exam Guide 2026: ABPA, ASSE 5110, USC Training, and State Licenses
Compare ABPA, ASSE 5110, USC tester training, and state-specific backflow tester paths, then build a written-and-practical study plan around the credential your authority accepts.
Pressure ___ representing the height of a water column, equal to 0.433 psi per foot of depth.
Hydraulic principles
How many test cocks must an approved double check valve assembly have?
Bf Mechanical Equipment
Backsiphonage
What does the venturi effect state about the relationship between water velocity and pressure in a pipe?
Pressure unit on which ambient sea-level conditions read zero, while total pressure is 14.7 higher.
1.2 Hydraulic Principles and Pressure Relationships
What is the minimum number of inches a Pressure Vacuum Breaker Assembly (PVB) must be installed above all downstream piping and the highest point of use?
Swap tiles to line up three of the same term.
Term Match
Cross-connection
Cross-Connection Control
The degree of hazard is based upon:
Pressure unit on which a complete absence of pressure is zero and sea-level ambient conditions read 14.7.
What is the difference between a contaminant and a pollutant in cross-connection control?
Question · Medium
Contamination vs pollution
What is gauge pressure?
Kind of connection that is an actual or potential link between a public water supply and a source of contamination or pollution.
Backflow theory
1.3 Degree of Hazard and Assembly Selection
What is the approximate pressure exerted by a column of water one foot high?
Flip two cards at a time to find matching terms.
Term Pairs
Containment vs isolation
A column of water exerts pressure at the bottom of the column due to:
Degree of ___: rating that sorts a cross-connection as a pollutant (non-health) or contaminant (health) concern and guides the choice of backflow preventer.
What type of cross-connection exists when a garden hose is submerged in a swimming pool?
Air gap
What is atmospheric pressure at sea level?
Federal body that sets national safe-drinking-water standards, which states then enforce.
Codes and regulations
1.4 Cross-Connection Surveys and Site Risk Recognition
Which entity is typically responsible for implementing and enforcing a cross-connection control program?
Find five hidden terms in a grid of letters.
Term Search
Safe Drinking Water Act
Codes & Responsibilities
An absolute pressure of 25 psia at sea level is equal to approximately:
Person who holds legal title to, or a license to operate, the property where a cross-connection inspection is made.
Program responsibilities
What does 'containment' mean in cross-connection control?
Water purveyor responsibility
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