Civil Engineering - Tunnelling - Discussion

Discussion Forum : Tunnelling - Section 1 (Q.No. 18)
18.
For highways, tunnelling is preferred to if the open cut exceeds :
10 metres depth
15 metres depth
20 metres depth
25 metres depth.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
8 comments Page 1 of 1.

Pottu said:   8 years ago
Answer will be C.
(1)

Sneha said:   8 years ago
It is 20 m.

Ref: Tunnel Engineering book by Subhash C Saxena.

Sahil Sanjeev Salvi said:   8 years ago
It should be 20 m.

Pawan said:   8 years ago
As per my knowledge, It should be 18.

Vaibhav said:   7 years ago
Yes, the Answer is 18.

Pawan said:   6 years ago
Answer is 18m.

I too agree.

Shubham Dongarkar said:   6 years ago
Yes. The question has been asked in MPSC mains 2015.

And the answer is 20m.
(1)

Shankar said:   1 year ago
18m is the correct answer.

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