Civil Engineering - Tunnelling - Discussion

Discussion :: Tunnelling - Section 1 (Q.No.5)

5. 

For B.G. single track railway, the height of the tunnel above top of rails should be

[A]. 5.5 m to 5.8 m
[B]. 5.8 m to 6.2 m
[C]. 6.7 m to 7.3 m
[D]. 7.3 m to 7.5 m

Answer: Option C

Explanation:

No answer description available for this question.

Keertikumsr said: (Feb 8, 2019)  
Can anyone explain this?

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