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The East-West Metro Tunnel under the Hooghly river was executed using...

This question belongs to Geological Engineering Case Studies And Applied Geological Engineering Projects
Case Studies and Applied Geological Engineering Projects
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The East-West Metro Tunnel under the Hooghly river was executed using:

Answer & Solution
Correct Answer: Option B
The East-West Metro in Kolkata used a tunnel boring machine (TBM) to excavate the river crossing beneath the Hooghly. This method minimized surface disturbance and managed soft ground.
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