Civil Engineering - Waste Water Engineering - Discussion

23. 

The normal values of over flow rates for sedimentation tanks using coagulent, ranges between

[A]. 25, 000 to 35, 000 litres/sqm/day
[B]. 40, 000 to 50, 000 litres/sqm/day
[C]. 50, 000 to 60, 000 litres/sqm/day
[D]. 80, 000 to 100, 000 litres/sqm/day
[E]. none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Shwetha said: (Jan 19, 2018)  
Option A is correct.

Ram said: (Jun 24, 2018)  
A is correct.

Balbhim said: (Oct 29, 2018)  
A is the correct answer. I too agree.

Hardik said: (Dec 21, 2019)  
For Sedimentary tanks using coagulant- 50000 to 60000.
For plain primary sedimentation tanks- 40000 to 50000.
For secondary sedimentation tank- 25000 to 35000.

Dheeraj said: (Feb 8, 2020)  
@Hardik is wrong. And rest of the all you are correct.

Hardik said: (Feb 18, 2020)  
@Dheeraj. I don't know I'm right or wrong. In above comment I just combined all the 3 question which is given in this section of WWE. !

Gaurav said: (Sep 19, 2020)  
Options A is the correct answer.

Abhishek said: (Oct 1, 2020)  
Right, thanks @Hardik.

Sahil Chavda said: (Oct 21, 2020)  
For Sedimentary tanks using coagulant- 50000 to 60000.
For plain primary sedimentation tanks- 40000 to 50000.
For secondary sedimentation tank- 25000 to 35000.

Sahil Chavda said: (Oct 21, 2020)  
Right, thanks @Hardik.

Anirban Roy said: (Nov 15, 2020)  
Yes, Option A is correct.

M Subash Shiva said: (May 20, 2021)  
Option C is correct for primary sedimentation.

Option A is for secondary sendimentaion.

Post your comments here:

Name *:

Email   : (optional)

» Your comments will be displayed only after manual approval.