Civil Engineering - Waste Water Engineering - Discussion

Discussion Forum : Waste Water Engineering - Section 3 (Q.No. 37)
37.
If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is
1 in 60
1 in 100
1 in 120
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Ibrahim khan said:   4 years ago
Dia of sewer ----- Gradient ----- Velocity.
100 ----- 1 in 60----- 0.58 m/s
150----- 1 in 100----- 0.61 m/s
225----- 1 in 120----- 0.79 m/s.
(6)

Shafay said:   4 years ago
The slope value corresponding to the diameter is taken from a table given in the Indian standards.

Lakshya said:   4 years ago
How gradient is calculated from diameter? Explain please.

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