Blue Line (Chennai Metro)

Blue Line
A train on the Blue Line
Overview
Status	In operation
Termini	Chennai Airport Wimco Nagar Depot
Connecting lines	Operational (1): Green Line Upcoming (3): Purple Line Orange Line Red Line
Stations	26
Service
Type	Rapid transit
System	Chennai Metro
Operator(s)	Chennai Metro Rail Limited
Depot(s)	Wimco Nagar
Rolling stock	Alstom
History
Opened	21 September 2016; 8 years ago (2016-09-21)
Technical
Line length	32.65 km (20.29 mi)
Number of tracks	2
Character	17 km (11 mi) Underground 15.65 km (9.72 mi) Elevated
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Electrification	25 kV 50 Hz AC overhead catenary
Operating speed	80 km/h (50 mph)
Route map Legend Chennai Suburban Railway West South Line Wimco Nagar Depot Wimco Nagar Depot Wimco Nagar Tiruvottriyur Thiruvottriyur Theradi Kaladipet Toll Gate New Washermanpet Tondiarpet Sir Theagaraya College Washermanpet Mannadi High Court Chennai Suburban Railway South Line & South West Line M.G.R Central Green Line Green Line Cooum River Government Estate LIC Thousand Lights Purple Line AG – DMS Teynampet Nandanam Orange Line Saidapet Adyar River Little Mount Guindy Chennai Suburban Railway South Line & South West Line Kathipara Junction Arignar Anna Alandur Green LineRed Line Green Line Nanganallur Road Meenambakkam Chennai International Airport Pallavaram Kothandam Nagar Chromepet Mahalakshmi Colony Thiru.Vi.Ka Nagar Tambaram Irumbuliyur Peerkankaranai Perungalathur Vandalur Arignar Anna Zoological Park Kilambakkam Chennai Suburban Railway South Line

The Blue Line is one of the two operational lines of Chennai Metro apart from the Green line. The line stretches from Chennai Airport to Wimco Nagar Depot, covering a distance of 32.65 km (20.29 mi). The line consists of 26 stations out of which 13 stations are underground and the rest are elevated or on ground level. In May 2018, operations on the blue line commenced between Saidapet and AG-DMS with the extended underground stretch from AG-DMS to Washermanpet of blue line commencing operations on 10 February 2019 completing the phase 1 of the metro.