Kolkata, Oct. 26 -- Metro Railway, Kolkata, has invited bids for provision of high conductivity aluminium third rail in the elevated section of the North South Corridor (Blue Line) of Kolkata Metro Rail Project.
The bids opened on October 22 and closing date is December 10, 2025 with total contract value is Rs.43.2 crores for high conductivity aluminium 3rd rail in elevated section of North South Corridor of Metro Railway, Kolkata (phase-III).
The Blue Line is the main operational corridor of Kolkata Metro, extending 32.25 km from Dakshineswar to Kavi Subhash, with 26 stations along the route. It carries the highest passenger volume among all metro corridors in the city.
Recent expansions of other metro corridors have led to an increase ...