With an aim to ease the congestion at Delhi's Rajiv Chowk Metro station, a 3.23-km-long metro section from Central Secretariat to Mandi House station was opened for public on Thursday.
Minister of Urban Development M Venkaiah Naidu flagged off the train from Mandi House.
This section, which is the first section of Phase 3, has been completed in two-and-half years. Approximately 70,000 new passengers are expected to use the station by 2016.
Trains on this section will run at a frequency of 3.5 minutes.