Examveda

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

A. Cut-and-cover method

B. Tunnel boring machines (TBM)

C. Drilled shaft tunneling

D. Immersed tube method

Answer: Option B

Solution (By Examveda Team)

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.

Join The Discussion

Related Questions on Case Studies and Applied Geological Engineering Projects