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Wastewater Collection - Level 1 Exam Questions And Answers 100% Pass.

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Wastewater Collection - Level 1 Exam Questions And Answers 100% Pass. A flow of 60 gph (227 L/h) is equal to a) 1 mgd (3.785 x 10cubic m3/d) b) 1 mg/L (1mg/L) c) 10 gpm (0.63 L/s) d) 1 gpm (0.063 L/s) - answerd) 1 gpm (0.063 L/s) The slope of a sewer is measured by a) The difference from the crown to the invert. b) The difference in invert elevations over a length of pipe. c) Using the diameter of the pipe. d) Only entering the manhole. - answerb) The difference in invert elevations over a length of pipe. An air gap can be used t

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©BRIGHTSTARS EXAM SOLUTIONS
10/21/2024 9:24 PM


Wastewater Collection - Level 1 Exam
Questions And Answers 100% Pass.



A flow of 60 gph (227 L/h) is equal to


a) 1 mgd (3.785 x 10cubic m3/d)
b) 1 mg/L (1mg/L)
c) 10 gpm (0.63 L/s)

d) 1 gpm (0.063 L/s) - answer✔d) 1 gpm (0.063 L/s)
The slope of a sewer is measured by


a) The difference from the crown to the invert.
b) The difference in invert elevations over a length of pipe.
c) Using the diameter of the pipe.

d) Only entering the manhole. - answer✔b) The difference in invert elevations over a length of
pipe.
An air gap can be used to


a. Clean sewer blockages cause by grease
b. Let air into manholes
c. Prevent back-flow of wastewater into a drinking water supply

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