Kolkata: KMRC Begins Sealing Final Shafts At Esplanade Station, Paving Way For Full Sector V–Howrah Maidan Metro Link

The two vertical shafts, nearly 98 feet deep, were originally excavated in early 2019 to deploy the giant tunnel borers Chundi and Urvi.

Now, more than five years later, KMRC is preparing to close them permanently.