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[Show more]R.P.P.A. 
Reduced pressure principal assembly. 
Backflow prevention for back siphonage and back pressure. 
 
 
 
American Public Works Association color codes. White,pink,red,yellow,orange, blue, purple and green 
White=proposed excavation 
Pink=temporary survey markings 
red=electric power 
yellow=...
Preview 3 out of 22 pages
Add to cartR.P.P.A. 
Reduced pressure principal assembly. 
Backflow prevention for back siphonage and back pressure. 
 
 
 
American Public Works Association color codes. White,pink,red,yellow,orange, blue, purple and green 
White=proposed excavation 
Pink=temporary survey markings 
red=electric power 
yellow=...
The Difference between the static ground water level and the pumping level is the 
drawdown 
 
 
 
A customer complaint about the presence of brown floc in tap water can best be handled by 
investigating the problem as soon as possible 
 
 
 
The term "aquifer" relates to which one of the followin...
Preview 2 out of 7 pages
Add to cartThe Difference between the static ground water level and the pumping level is the 
drawdown 
 
 
 
A customer complaint about the presence of brown floc in tap water can best be handled by 
investigating the problem as soon as possible 
 
 
 
The term "aquifer" relates to which one of the followin...
What term is used when a water utility divides its total operating expenses into the total revenue? 
 
a.) Debt ratio 
b.) Operating ratio 
c.) Credit ratio 
d.) Coverage ratio 
b.) Operating ratio 
 
 
 
Under the requirements of the Safe Drinking Water Act, it is the duty of the water purveyor to ...
Preview 3 out of 18 pages
Add to cartWhat term is used when a water utility divides its total operating expenses into the total revenue? 
 
a.) Debt ratio 
b.) Operating ratio 
c.) Credit ratio 
d.) Coverage ratio 
b.) Operating ratio 
 
 
 
Under the requirements of the Safe Drinking Water Act, it is the duty of the water purveyor to ...
The only absolutely reliable method of backflow prevention is the use of 
Air Gap 
 
 
 
The bubbles formed in a positive multiple tube fermentation test are 
Carbon Dioxide 
 
 
 
The maximum rate of withdrawal of gas from a 150lb chlorine cylinder in 24-hours is 
40 lbs 
 
 
 
If you encounter a l...
Preview 2 out of 6 pages
Add to cartThe only absolutely reliable method of backflow prevention is the use of 
Air Gap 
 
 
 
The bubbles formed in a positive multiple tube fermentation test are 
Carbon Dioxide 
 
 
 
The maximum rate of withdrawal of gas from a 150lb chlorine cylinder in 24-hours is 
40 lbs 
 
 
 
If you encounter a l...
What is the general definition of an ion? An _________ with a positive or negative charge 
Atom 
 
 
 
A continuous positive pressure in a distribution system is essential for preventing what event? 
Backflow Event 
 
 
 
_____________ water pressure must be maintained to ensure adequate customer se...
Preview 2 out of 13 pages
Add to cartWhat is the general definition of an ion? An _________ with a positive or negative charge 
Atom 
 
 
 
A continuous positive pressure in a distribution system is essential for preventing what event? 
Backflow Event 
 
 
 
_____________ water pressure must be maintained to ensure adequate customer se...
What is the primary purpose of the SDWA? 
To create uniform national standards for drinking water quality 
 
 
 
Who sets Maximum Contaminants Levels (MCLs)? 
USEPA 
 
 
 
What are some of the duties of the EPA? 
Sets MCLs, delegates enforcement of SDWA to state agencies, provides grant funds, monit...
Preview 3 out of 16 pages
Add to cartWhat is the primary purpose of the SDWA? 
To create uniform national standards for drinking water quality 
 
 
 
Who sets Maximum Contaminants Levels (MCLs)? 
USEPA 
 
 
 
What are some of the duties of the EPA? 
Sets MCLs, delegates enforcement of SDWA to state agencies, provides grant funds, monit...
How are valves checked to determine that they are holding properly? 
by a pressure test 
 
 
 
Who is ultimately responsible for being sure that your agency has a good record keeping system? 
Supervisor 
 
 
 
Which type of pipe is most likely to be damaged by corrosion? 
Steel 
 
 
 
What is the mo...
Preview 2 out of 11 pages
Add to cartHow are valves checked to determine that they are holding properly? 
by a pressure test 
 
 
 
Who is ultimately responsible for being sure that your agency has a good record keeping system? 
Supervisor 
 
 
 
Which type of pipe is most likely to be damaged by corrosion? 
Steel 
 
 
 
What is the mo...
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