Uplifting

In A First, India To Get Underwater Metro Tunnel By 2023 In Kolkata

Kolkata is expected to have a fully functional underwater tunnel connecting Howrah to Kolkata under the Hooghly River by 2023. The 16.6 km-long stretches of the runner would be 520 metres under the river bed. Moreover, the tunnel would be well-equipped with walkways to allow passengers to move...