Question 3006 of 234 · California Wastewater Operator Exam
The velocity in a horizontal-flow grit channel is normally controlled at about
Exactly one answer is correct.
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Correct answer to question 3006
- A: 1 foot per second
Explanation
About 1 ft/sec carries lighter organic solids through while allowing the heavier grit to settle. If the velocity is too low, organics settle with the grit and the grit smells.
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