Question

what is the minimum velocity in sewer that can avoid silting​

Answer 1

Answer:

about 0.45 m/s

Explanation:

Due to the change in the hydraulic mean depth, the flow velocity gets affected from time to time. It is necessary to check the sewer for maintaining a minimum velocity of about 0.45 m/s at the time of minimum flow (assumed to be 1/3rd of average flow).

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