New Delhi, Dec. 25 -- The Union government's approval on Wednesday to expand three new corridors in the Delhi Metro network will strengthen connectivity in high-demand areas, add critical "missing links" in the existing network, and prepare the system for increased footfall from the ongoing Central Vista redevelopment.

The approved projects, with a combined length of 16.1 km and 13 new stations, are designed to enhance east-west connectivity, improve access to key transit hubs, and serve densely populated zones. Officials said that it may take three to five years for these sections to be operationalised.

The first of these projects is a new link between Ramakrishna Ashram Marg station and the Indraprastha station - both on the Blue Line...