Kolkata Metro created history on Wednesday as it successfully conducted its maiden run through the tunnel under Hooghly River.
The metro rake ran under the Hooghly River at 11:55 am.
The Kolkata Metro informed that regular trial runs from Howrah Maidan metro station to Esplanade metro station will start very soon.
For the first time in India Metro has completed the river journey.
The route from Howrah to Esplanade is about 4.8 km long, of which 520 metres will be through a tunnel under the Hooghly river. The tunnel is 32 meters below the water surface level. The entire length of this tunnel is 10. 8 km underground.
After the commissioning of this section, Howrah Maidan will become the deepest metro station in the country.