Q2: Two primary rectangular clarifiers are 2.3 m in depth. Single effluent weirs are located on the peripheries of the tanks. For a wastewater flow of 2500 m'/hr and overflow rate 1.5 m/hr, calculate: 1. Dimensions of the tanks (m). 2. Weir loading (m/m/d). Is the weir loading within the design criteria. Assume : length (L): width (W) = 3:1

Q2: Two primary rectangular clarifiers are 2.3 m in depth. Single effluent weirs are located on the peripheries of the tanks. For a wastewater flow of 2500 m'/hr and overflow rate 1.5 m/hr, calculate: 1. Dimensions of the tanks (m). 2. Weir loading (m/m/d). Is the weir loading within the design criteria. Assume : length (L): width (W) = 3:1

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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Q2: Two primary rectangular clarifiers are 2.3 m in depth. Single effluent weirs are located on the
peripheries of the tanks. For a wastewater flow of 2500 m/hr and overflow rate 1.5 m/hr,
calculate:
1. Dimensions of the tanks (m).
2. Weir loading (m/m/d). Is the weir loading within the design criteria.
Assume : length (L): width (W) = 3:1

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SEDIMENTATION Example Calculate the diameter and depth of a circular clarifier for a design flow of 3800 m/d and an overflow rate of 0.00024 m/s and a detention time of 3 h. Calculate the weir loading rate by assuming the total effluent weir is 20 m.
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