Civil Engineering - Estimating and Costing - Discussion

Discussion Forum : Estimating and Costing - Section 1 (Q.No. 50)
50.
The detention period in a septic tank is assumed
20 minutes
25 minutes
30 minutes
40 minutes
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
25 comments Page 1 of 3.

Niki said:   1 year ago
Agree @Sohag Mondal
.

It is 24 to 48 hr
(1)

Sohag Mondal said:   3 years ago
A detention period of 24 to 48 hrs. For tanks serving less than 50 persons and a period of 10 to 18 hrs.

For tanks serving more than 50 persons are generally adopted. The septic tank should be constructed in 2 compartments to facilitate the cleaning of one while the other is in use.
(1)

Okia Paul said:   4 years ago
Yes, it's 12 to 36 hrs.
(1)

Pradeep said:   4 years ago
30 minutes is a settling period.
(2)

Rajkumar subedi said:   5 years ago
It must be lies between 12hr to 36hr.

Danish said:   5 years ago
12 hr -36 HR is the correct one.

Pankaj kumar verma said:   6 years ago
12-36 hours (but 24hours in designing).

Kiran Awaradi said:   7 years ago
The disposal of sewage from the septic tank is done by which of the following? Explanation: Soak pit is a circular pit through which sewage is disposed in the soil.

i.e: The septic tank has a long detention period in comparison to sedimentation than with a detention period of 12 to 36 hours.

Ranjan barman said:   7 years ago
As per I.S, the detention period of septic assumes 30 minutes.
(1)

Mayur said:   7 years ago
12 to 36 hours.


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