Reply on topic: MMRC does 100% excavation of scissor crossover by using NATM method
https://www.freepressjournal.in/mumbai/mmrc-does-100-excavation-ofscissor-crossover-via-natm-techL&T’s TBM Urja achieves third breakthrough of Bengaluru Pink Line
Larsen & Toubro’s Tunnel Boring Machine Urja (DZ670) achieved its third and final breakthrough at the Shadi Mahal TBM Retrie...ys-infrastructure/l-t---s-tbm-urja-achieves-third-breakthrough-of-bengaluru-pink-line/38661Breakthrough of 3.2 km long tunnel between Katra-Reasi Stations achieved
With the breakthrough of 3209 meter long Tunnel T-1 between Katra and Reasi Stations, another milestone has been achieved under the Udhampur-Srinagar-Baramulla Rail Link (USBRL) Project, https://www.dailyexcelsior.com/breakthrough-of-3-2-km-long-tunnel-between-katra-reasi-stations-achieved/Second TBM breakthrough at Meerug, India by Afcons Infrastructure
https://www.youtube.com/watch?v=8M_wPWOLRP8 Indian...y Afcons's tunnel boring machine has achieved breakthrough for Meerut's longest tunn...en Bhainsali to Meerut Central Station and made a breakthrough through the tunnel retrieving...Reply on topic: HS2 trialling fibre optic tech to head off subsidence and ground movement
https://mediacentre.hs2.org.uk/news/hs2-trialling-fibre-optic-tech-to-head-off-subsidence-and-ground-movementSivok-Rangpo Rail line Project achieves Breakthrough in Tunnel-10
Sivok-Rangpo Rail line speeds up, achieving a breakthrough on the longest escape tunnel No. 1 (1144 m) of Main Tunnel T-10 (5300m) between Bhalukhola and Tarkhola in West Bengal. https://www.metrorailnews.in/sivok-rangpo-rail-line-project-achieves-breakthrough-in-tunnel-10/
cover tunnel photo by: Matt Brown from London, England / CC BY
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