Kolkata Metro Line 3 (Purple Line — Under Construction Section: Majerhat ↔ Esplanade)
Kolkata Metro Line 3 (Purple Line - Under Construction Segment) spans 6.50 km across 5 stations (1 elevated at Mominpur, 4 underground at Khidirpur, Victoria, Park Street, and Esplanade). The corridor extends the operational Purple Line from Majerhat northwards into central Kolkata, creating a vital multi-line interchange hub at Esplanade with the Line 1 Blue Line and Line 2 Green Line.
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Kolkata Metro Purple Line Economics
Expected Completion Date
Kolkata Metro Purple Line Stations
| # | Station | Type | Interchange / Connection | Opened |
|---|---|---|---|---|
| 01 | Majerhat | Elevated Operational Hub | Majerhat Railway Station (Suburban & Circular Rail) | 06 Mar 2024 |
| 02 | Mominpur | Elevated (Under Construction) | Mominpur Commercial Precinct Node | Target Nov 2026 |
| 03 | Khidirpur | Underground (Under Construction) | St. Thomas School & Khidirpur Dock Axis | Target May 2028 |
| 04 | Victoria | Underground (Under Construction) | Victoria Memorial & Brigade Parade Ground | Target May 2028 |
| 05 | Park Street | Underground (Under Construction) | Line 1 Blue Line Interchange & Park Street CBD | Target May 2028 |
| 06 | Esplanade | Underground Major Hub (Under Construction) | Triple Line Interchange (Line 1 Blue, Line 2 Green, Line 3 Purple) | Target May 2028 |
Majerhat ↔ Esplanade Underground Alignment Map
Kolkata Metro Purple Line Technical Specifications
| Parameter | Value |
|---|---|
| Corridor Status | Under Construction |
| Line Number | Line 3 (Purple Line) |
| Total Length | 6.50 km Under Construction Route |
| Stations Count | 5 Planned Stations (1 Elevated, 4 Underground) |
| Corridor Type | Underground Tunneling (TBM Durga) & Elevated Viaduct |
| Operator | Metro Railway, Kolkata (Owner: Indian Railways / RVNL) |
| Opened / Est. Opening | Target Opening: Nov 2026 (Mominpur) | May 2028 (Khidirpur – Esplanade) |
| Maximum Design Speed | 80 km/h |
| Track Gauge | Broad Gauge (1,676 mm / 5 ft 6 in) |
| Electrification System | 750V DC Third Rail |
| Primary Depot | Joka Metro Depot |
Kolkata Metro Purple Line Timeline
RVNL floated tenders for Majerhat to Esplanade underground construction package.
Larsen & Toubro (L&T) mobilized heavy machinery for Mominpur elevated viaduct and Khidirpur shaft.
TBM Durga (S-1410) commenced tunnel excavation from Khidirpur premises toward Victoria and Park Street.
Targeted opening of Mominpur elevated station section from Majerhat.
Targeted completion of underground tunneling and commissioning of Khidirpur, Victoria, Park Street, and Esplanade stations.
Purple Line Central Extension & Urban Transit Impact
Economic Significance
Extends Purple Line mass transit directly into central Kolkata's financial, commercial, and administrative core.
Traffic Impact
Expected to eliminate massive traffic congestion along Diamond Harbour Road, Kidderpore Road, and Jawaharlal Nehru Road.
Employment Centres Served
Connects South Kolkata suburban residential areas directly to Park Street and Esplanade central business districts.
Intermodal Connectivity
Establishes a mega 3-line interchange hub at Esplanade, integrating Blue Line, Green Line, and Purple Line.
Impact on Real Estate
Catalyzing redevelopment and heritage precinct commercial expansion around Victoria, Park Street, and Esplanade.
Kolkata Metro Purple Line Alignment Map & GIS Explorer
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