Delhi Metro is being built and operated by the Delhi Metro Rail Corporation Limited (DMRC) The Government of India and the Government of Delhi jointly set up the Delhi Metro Rail Corporation (DMRC) in 1995. Physical construction work on the Delhi Metro started on October 1, 1998
Locale NCR, India (Delhi, Gurgaon,Noida, FaridabadTransit type Rapid transitNumber of lines 6Number of stations 135Daily ridership 1.6 millionChief executive E. SreedharanHeadquarters Metro Bhawan, Barakhamba Road, New Delhi
Red Line, opened in 2002, Yellow Line in 2004, Blue Line in 2005, Green and Violet Lines in 2010, Delhi Airport Metro Express whose opening has been postponed until January 2011 due to safety concerns.
The Airport Express line runs for 22.7 km from New Delhi Railway Station to Dwarka Sector 21 Linking the Indira Gandhi International Airport. The line will be operated, by the Delhi Airport Metro Express Pvt. Limited (DAMEL), a subsidiary of Reliance Infrastructure
Phase I completed 65.11 km of route length, of which 13.01 km is underground , Phase II of the network comprises 128 km of route length, Phases III (112 km) and IV (108.5 km) are planned to be completed by 2015 and 2021 respectively,
Trains operate at a frequency of 3 to 4.5 minutes between 6:00 and 23:00. Trains operating within the network typically travel at speeds below 80 km/h and stop about 20 seconds at each station, Many stations have services such as ATMs, food outlets, cafés and convenience stores.
Security of Delhi Metro is handled by the Central Industrial Security Force Metal detectors, X-ray baggage inspection systems and dog squads which are used to secure the system Intercoms are provided in each train car for emergency communication between the passengers and the driver
Delhi Metro commuters have three choices for ticket purchase. The RFID tokens are valid only for a single journey on the day of purchase Travelcards are available for longer durations they are valid for one year from the date of purchase Touristcards can be used for unlimited travel on the Delhi Metro over short periods of time.
High ridership and technical snags led to increasing instances of overcrowding and delays Overcrowded and erratic feeder bus services connecting stations to nearby localities have also been reported as an area of concern Toalleviate the problem, orders for new coaches have been placed and an increase in the frequency of trains has been proposed
Cab signaling Centralized automatic train control system consisting of automatic train operation, Automatic Train Protection and automatic train signaling modules TETRA radio communication system from Motorola is used to carry both voice and data information.
Siemens Transportation Systems has supplied the electronic interlocking An integrated system comprising optical fibre cable, on-train radio, CCTV, and a centralized clock and public address system is used for telecommunication during train operations as well as emergencies.
The Delhi Metro has won awards for environmentally friendly practices from United Nations and the International Organization for Standardization Becoming the second metro in the world, after the New York City Subway, to be ISO 14001 certified for environmentally friendly construction Metro stations on the Blue Line conduct rainwater harvesting as an environmental protection measure