METRO CORRIDOR DOSSIER // KOLKATA-METRO-YELLOW-LINE-UNDER-CONSTRUCTION
Kolkata Metro Line 4 (Yellow Line — Under Construction Section: Jai Hind Airport ↔ Michael Nagar)
● Under Construction📏 2.06 km Under Construction Route🚉 2 Planned Underground Stations (Birati and Michael Nagar) Stations🗓 Target Opening: 2027🏢 Metro Railway, Kolkata (Owner: Indian Railways / RVNL)
Kolkata Metro Line 4 (Yellow Line - Under Construction Segment) spans 2.06 km across 2 underground stations (Birati and Michael Nagar). Extending from the operational Jai Hind (NSCBI Airport) subterranean terminal, this underground section passes through Birati to Michael Nagar, bypassing heavy surface encroachments and airport runway obstruction zones along Jessore Road.
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Kolkata Metro Line 4 (Yellow Line - Under Construction) Economics
Kolkata Metro Line 4 (Yellow Line - Under Construction) Economics
Airports Authority of India (AAI) shifted fuel tanks, utility buildings, and radar cables for underground tunneling.
February 2021
Prime Minister Narendra Modi approved underground cut-and-cover method to prevent eviction of local families along Jessore Road.
25 August 2025
Operational Yellow Line to Jai Hind Airport commissioned; active civil works continued towards Birati and Michael Nagar.
Target 2027
Targeted completion of underground tunneling and commissioning of Birati and Michael Nagar metro stations.
Proprietary analytics
Yellow Line Airport Extension & Northern Suburban Connectivity
Economic Significance
Provides underground high-capacity transit connecting NSCBI Airport directly to dense northern suburban residential zones at Birati and Michael Nagar.
Traffic Impact
Bypasses massive traffic gridlocks on Jessore Road and National Highway 12 (NH-12).
Employment Centres Served
Enables fast daily commute for airport staff, cargo logistics workers, and North 24 Parganas suburban residents.
Intermodal Connectivity
Provides seamless continuous single-seat ride from Birati and Michael Nagar into Noapara and Central Kolkata.
Impact on Real Estate
Sparked commercial redevelopment and residential housing demand in Birati and Michael Nagar.
Geospatial Explorer
Kolkata Metro Line 4 (Yellow Line - Under Construction) Alignment Map & GIS Explorer
Corridor Type Breakdown2.06 km Underground Tunnels (2 Stations)
Viaduct LengthN/A (Full 2.06 km section is underground)
Tunnel Length2.06 km Underground Cut-and-Cover Tunnels
River CrossingsBagjola Canal Underground Culvert Drive
Major Bridges / CrossingsN/A
Primary DepotNoapara Metro Depot
Answers
Frequently Asked Questions
The Kolkata Metro Yellow Line, or Line 4, is being extended beyond the operational Jai Hind Airport station toward Michael Nagar. The under-construction section covered by this project is the 2.06 km Jai Hind Airport–Michael Nagar section.
The under-construction route runs from Jai Hind (NSCBI Airport) through Birati to Michael Nagar. The section is approximately 2.06 km long and is being constructed underground.
The under-construction section has two planned underground stations: Birati and Michael Nagar.
The under-construction Yellow Line section extends north from the operational Jai Hind Airport terminal to Michael Nagar, with Birati as the intermediate planned station.
Yes. The 2.06 km Jai Hind Airport–Michael Nagar section of Kolkata Metro Line 4 is under construction and includes the planned underground stations at Birati and Michael Nagar.
The Jai Hind Airport–Michael Nagar section is under construction. It is planned as an underground extension from the operational Jai Hind Airport terminal through Birati to Michael Nagar.
The section is planned underground to address heavy surface encroachments and airport runway obstruction zones along Jessore Road.
The Michael Nagar extension continues the Yellow Line northward from the operational Jai Hind Airport station. The specific under-construction section is 2.06 km long and includes Birati and Michael Nagar as planned underground stations.
The project information lists 2027 as the target opening year for the Jai Hind Airport–Michael Nagar under-construction section.
The Jai Hind Airport–Michael Nagar under-construction section is approximately 2.06 km long.
Two underground stations are planned on this section: Birati and Michael Nagar.
The section starts at the operational Jai Hind (NSCBI Airport) terminal and extends to Michael Nagar, passing through the planned Birati station.
