Question 5008 of 229 · California Water Distribution Operator Exam
What is the purpose of flushing a main?
Exactly one answer is correct.
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Correct answer to question 5008
- C: To remove sediment and stagnant water
Explanation
Flushing clears deposits and renews old water. It should be planned, with customers notified and discharge controlled.
More questions: Water Mains and Piping
- 5009Who should be notified before a planned flushing program?
- 5010What is a typical sign of a main break?
- 5011Which method is used to locate a buried metallic pipe?
- 5012What is the purpose of a tracer wire installed with plastic pipe?
- 5013How is a temporary service set up during a main repair?
- 5014Which practice prevents contamination of a pipe being installed?