Compute the detention time in the aerated unit

Reference no: EM13302762

An aeated clarifier-type unit for grit removal and preaeration is 12 ft by 12 ft with an 8-ft liquid depth. The wastewater flow is 0.8 MGD with an estimated grit volume of 3 ft cubed/mil gal. A separate hopper-bottomed grit storage tank has a usable volume of 3 cubic yards. Compute the detention time in the aerated unit and the estimated length of time required to fill the storage tank with grit.

Reference no: EM13302762

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