Examveda

In the Banihal-Qazigund railway tunnel, what was the main hazard encountered?

A. Glacial till

B. High in-situ stress

C. Water ingress in fault zones

D. Methane release

Answer: Option C

Solution (By Examveda Team)

The tunnel passed through the Himalayan geology with several fault zones. Water ingress in these fault zones posed continuous hazard during construction.

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