Tunnel boring machine (TBM) Amrit (372) has achieved its first breakthrough at the Maa Anandmayee Marg station for package DC-07 under the Delhi metro project phase IV. It was commissioned in June 2023 at the Airforce launch shaft and travelled for 2.65 km till Maa Anandmayee Marg station.
Package DC-07 was awarded to Afcons Infrastructure Limited in January 2022.
Delhi metro project – phase IV involves development of a 103.93 km long metro rail network comprising six corridors with an investment of Rs 468 billion. The three corridors to be developed on a priority basis are Maujpur-Mukundpur (12.31 km), Janakpuri West-RK Ashram (29.26 km) and Aerocity-Tughlakabad (23.62 km). In March 2024, the corridor 2 (Inderlok-Indraprastha) and corridor 6 (Lajpat Nagar-Saket G Block) were approved by the central government at an investment of Rs 83.99 billion.