Kolkata Metro to Modernise Blue Line AC and Ventilation Systems

Metro Railway

Metro Railway plans to invest Rs. 500 crore to upgrade the air-conditioning and ventilation systems on the 16.9 km Rabindra Sarobar–Belgachhia stretch of the North-South (Blue) Line. The project, covering 15 underground stations, will replace outdated environmental control systems with advanced HVAC units and upgrade tunnel ventilation for better fire safety and evacuation.

Location:  Kolkata West Bengal

Estimated Value (Rs. Cr): 500

Sector: HVAC

Project Stage: Conceptual/Planning

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