Kolkata Metro Line 3

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Kolkata Metro Line 3 ---- Purple Line
Line 3 viaduct along the Diamond Harbour road
Overview
Status	Phase 1 - Operational Phase 2 - Under Construction Phase 3 - Planned
Owner	Indian Railways
Locale	Kolkata Metropolitan Region, India
Termini	• Diamond Park (South) • Esplanade (North)
Connecting lines	Blue Line Green Line
Stations	14 ___ 07 (operational) 05 (under construction) 02 (planned)
Website	Indian Railways
Service
Type	Rapid transit
System	Kolkata Metro
Operator(s)	Metro Railway, Kolkata
Depot(s)	Joka Metro Depot
Rolling stock	ICF\MEDHA
Daily ridership	615
History
Opened	30 December 2022; 22 months ago (2022-12-30)
Last extension	6 March 2024; 8 months ago (2024-03-06)
Technical
Line length	18.47 km (11.48 mi) -Operational:7.75 km (4.82 mi) -Under Construction:7.33 km (4.55 mi) -Planned:3.39 km (2.11 mi)[1]
Number of tracks	2
Character	elevated and underground
Track gauge	5 ft 6 in (1,676 mm) broad gauge
Electrification	750 V DC using third rail[2]
Operating speed	80 km/h (50 mph) (designed)
Signalling	CBTC signalling
Route map Legend Esplanade Blue Line Green Line Park Street Blue Line Blue Line (Line 1) Victoria Tolly Canal Khidirpur Mominpur Majerhat Majerhat Taratala Behala Bazar Behala Chowrasta Sakher Bazar Thakurpukur Joka Joka depot IIM Calcutta Diamond Park

Line 3 (Purple Line) is a rapid transit metro line of the Kolkata Metro in Kolkata, West Bengal, India. A 6.5 kilometres (4.0 mi) stretch from Joka to Taratala of this line was inaugurated on 30 December 2022^[3][4] and after extended to Majerhat on 6 March 2024.^[5] This line will span 15.08 kilometres (9.37 mi) from Joka in the south to Esplanade in the north with a future southward extension of 3.39 kilometres (2.11 mi) to Diamond Park from Joka.^[6] It will connect Blue Line at Park Street in central Kolkata and run in parallel with Blue Line up to Esplanade where it will connect with Green Line also. Line 3 is being built by Rail Vikas Nigam Limited.