METRO CORRIDOR DOSSIER // KOLKATA-METRO-BLUE-LINE
Kolkata Metro Line 1 (Blue Line / North-South Corridor)
● Operational📏 31.365 km (15.70 km Underground)🚉 26 Stations Stations🏢 Metro Railway, Kolkata (Owner: Indian Railways)
Kolkata Metro Line 1 (Blue Line / North-South Metro) is India's pioneer rapid transit corridor, spanning 31.365 km from Dakshineswar to Kavi Subhash (New Garia) across 26 stations. Operational since 1984, the broad gauge corridor connects North Kolkata, Central CBD, and South Kolkata.
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Kolkata Metro Line 1 (Blue Line) Economics
Kolkata Metro Line 1 (Blue Line) Economics
Total InvestmentOperational Legacy Corridor
Primary BackersIndian Railways
Operator / ModelMetro Railway, Kolkata (Owner: Indian Railways)
Station list
Kolkata Metro Line 1 (Blue Line) Stations
| # | Station | Type | Interchange / Connection | Opened |
|---|---|---|---|---|
| 01 | Dakshineswar | Elevated Terminal | Dakshineswar Temple & Railway | — |
| 02 | Dum Dum | Elevated | Eastern Railway Suburban Rail | — |
| 03 | Esplanade | Underground Major Hub | Green Line & Purple Line | — |
| 04 | Kavi Subhash | At-Grade Terminal Hub | Orange Line & Sealdah South Rail | — |
Geospatial Alignment
Dakshineswar ↔ Kavi Subhash Geospatial Alignment Map
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Specs sheet
Kolkata Metro Line 1 (Blue Line) Technical Specifications
| Parameter | Value |
|---|---|
| Corridor Status | Operational |
| Line Number | Line 1 (Blue Line) |
| Total Length | 31.365 km (15.70 km Underground) |
| Stations Count | 26 Stations |
| Corridor Type | Underground & Elevated Corridor |
| Operator | Metro Railway, Kolkata (Owner: Indian Railways) |
| Opened / Est. Opening | Operational (Truncated at Shahid Khudiram) |
| Maximum Design Speed | 80 km/h |
| Track Gauge | Broad Gauge (1,676 mm) |
| Electrification System | 750V DC Third Rail |
| Primary Depot | Proposed Depot |
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