Civil Engineering - Tunnelling - Discussion

Discussion Forum : Tunnelling - Section 1 (Q.No. 32)
32.
Railway tunnels, are generally
polycentric
rectangular
parabolic
circular
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Sab said:   4 years ago
What is mean by polycentric? Explain.

Stan said:   1 decade ago
How many railway tunnels do we have?

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