India, June 5 -- The Delhi Metro Phase 4 expansion is set to bring in about 36 km of new connectivity across the NCR, and in turn further bolster one of the country's most used urban transit systems. Three major corridors are expected to start operations by the end of 2026, all with the clear intention of nudging up travel speed, reducing congestion, and improving last-mile connectivity across important residential, as well as commercial areas. On a practical level, this expansion isn't only about putting down tracks, it's more like reshaping the way Delhi moves every single day. While road traffic keeps doing that same slow rhythm, the Metro is quietly giving a sturdier and more predictable alternative. For commuters, it means less time ...