A 14 mgd wastewater treatment plant has a primary clarifier that treats an influent with 800 mg/L of solids and a removal efficiency of 55%. Sludge at the bottom of the tank is pumped at a rate of 0.1 mgd. What is the effluent solids concentration from the clarifier (in mg/L)? b. What is the solids concentration in the sludge at the bottom of the tank (in mg/L and%)? c. The primary sludge is further processed in a digester following treatment. What weight of solids (in lbs) need to be handled each week? а.

A 14 mgd wastewater treatment plant has a primary clarifier that treats an influent with 800 mg/L of solids and a removal efficiency of 55%. Sludge at the bottom of the tank is pumped at a rate of 0.1 mgd. What is the effluent solids concentration from the clarifier (in mg/L)? b. What is the solids concentration in the sludge at the bottom of the tank (in mg/L and%)? c. The primary sludge is further processed in a digester following treatment. What weight of solids (in lbs) need to be handled each week? а.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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