DMRC achieves twin tunnel break through as part of phase 4 expansion : TunnelContact.com

India Tunnelling

DMRC achieves twin tunnel break through as part of phase 4 expansion

By Rohit Agarwal 58 days ago Replies (2)

Two TBMs boring in parallel have emerged after "covering a length of approximately 2997 metres, at an average rate of 8.2 metres per tunnel per day".

They were operated by Afcons Infra.

https://www.hindustantimes.com/cities/delhi-news/dmrc-achieves-twin-tunnel-break-through-as-part-of-phase-4-expansion-101726683714949.html

By Rohit Agarwal 58 days ago
https://www.hindustantimes.com/cities/delhi-news/dmrc-achieves-twin-tunnel-break-through-as-part-of-phase-4-expansion-101726683714949.html
DMRC achieves twin tunnel break through as part of phase 4 expansion
www.hindustantimes.com

DMRC's phase 4 expansion sees twin tunnel breakthrough on the Magenta Line, with TBMs completing 3km in 14 months, marking a tunneling milestone. | Latest News Delhi
By Rohit Agarwal 58 days ago
Twin Breakthroughs always attract attention.
https://www.news18.com/auto/delhi-metro-first-twin-tunnels-of-phase-iv-completed-with-record-length-9056039.html
https://infra.economictimes.indiatimes.com/amp/news/urban-transportation/delhi-metro-rail-corporation-completes-longest-twin-tunnel-in-phase-iv/113491016

Delhi Metro: First Twin Tunnels of Phase-IV Completed with Record Length - News18
www.news18.com

The project, executed by Afcons, involved tunneling through densely populated areas and beneath sensitive zones like the Najafgarh drain, with no damage reported to surrounding structures.

Delhi Metro Rail Corporation completes longest twin tunnel in phase-IV - ET Infra
infra.economictimes.indiatimes.com

The Delhi Metro Rail Corporation (DMRC) has completed the first twin tunnel breakthrough as part of its Phase-IV construction works, an official statement said.