QUESTION
Objective Question
The spacing of manholes along a straight portion of a sewer is 300 m, the diameter of the sewer may be
Answer
( Option D)
>1.5 m
Solution
|
Recommended spacing of manhole on straight reaches of sewer lines as per IS 1742-1960 |
Size of Sewer (m) |
|
|
1. |
45m |
0.3 m (upto) |
|
2. |
75m |
0.6 m (upto) |
|
3. |
90 m |
0.9 m (upto) |
|
4. |
120 m |
1.2 m (upto) |
|
5. |
250 m |
1.5 m (upto) |
|
6. |
300 m |
1.5 m (greater than) |
