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Flocculation basins in a water treatment plant must be design to achieve a HRT of45 min. For a water production rate of 475,000 gal per day, determine the dimension of

the flocculation basins, there should be a minimum of two basins in parallel. Calculate the HRT for your recommended basins, use a rectangular tank with a width equal to one third the length. The width and depth should be equal.E (5 1 2)

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