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[Show more]CWEA Operation and Maintenance of 
Wastewater Collection System Volume II 
Questions And Correct Answers 
Lift station. What is the most important requirement of a lift station? - ANSWER 1. 
Economics . 
2. Operation and maintenance. 
3. Reliability. 
4. Safety. 
Why should the design of a lift st...
Preview 2 out of 14 pages
Add to cartCWEA Operation and Maintenance of 
Wastewater Collection System Volume II 
Questions And Correct Answers 
Lift station. What is the most important requirement of a lift station? - ANSWER 1. 
Economics . 
2. Operation and maintenance. 
3. Reliability. 
4. Safety. 
Why should the design of a lift st...
CWEA Collection Systems Maintenance 
Q&A.s 
Why are gasoline and volatile solvents objectionable when present in a sewer? - 
ANSWER They produce an explosion hazard 
You should never attempt to install, maintain, repair or replace electrical equipment 
panels, controls, wiring or circuits unless -...
Preview 2 out of 11 pages
Add to cartCWEA Collection Systems Maintenance 
Q&A.s 
Why are gasoline and volatile solvents objectionable when present in a sewer? - 
ANSWER They produce an explosion hazard 
You should never attempt to install, maintain, repair or replace electrical equipment 
panels, controls, wiring or circuits unless -...
CWEA Collections System Maintenance 
Grade 3 | Real Test Questions And 
Answers 
A Flagger should Stand? 
A. On the shoulder adjacent to traffic being controlled 
B. In the closed lane before stopping vehicle traffic 
C. In the traffic lane. 
D. As stated in "A" or "B" above. - ANSWER D. As st...
Preview 2 out of 12 pages
Add to cartCWEA Collections System Maintenance 
Grade 3 | Real Test Questions And 
Answers 
A Flagger should Stand? 
A. On the shoulder adjacent to traffic being controlled 
B. In the closed lane before stopping vehicle traffic 
C. In the traffic lane. 
D. As stated in "A" or "B" above. - ANSWER D. As st...
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