Question 5014 of 229 · California Water Distribution Operator Exam
Which practice prevents contamination of a pipe being installed?
Exactly one answer is correct.
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Correct answer to question 5014
- C: Keep the open ends capped or plugged when not working
Explanation
Plugging ends keeps animals, mud and trench water out. Pipe must be swabbed if dirty and disinfected afterward.
More questions: Water Mains and Piping
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