For a continuous flow type of sedimentation tanks

Civil Engineering : Waste Water Engineering - Quiz(MCQ)

width of the tank is normally kept about 6 m

length of the tank is normally kept 4 to 5 times the width

maximum horizontal flow velocity is limited to 0.3 m/minute

All of the above

Correct Answer : All of the above

Explanation : * width of the tank is normally kept about 6 m
* length of the tank is normally kept 4 to 5 times the width
* maximum horizontal flow velocity is limited to 0.3 m/minute
* capacity of the tank for 24 hours, is kept equal to maximum daily flow of sewage

Recently Updated in Waste Water Engineering Questions

What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of the water quality called?

Algae growth

Eutrophication

Denitrification

Nitrification

Correct Answer : Option (B) : Eutrophication

Explanation : Eutrophication is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of water quality. The untreated wastewater is rich in organic matter which demands oxygen.