DMRC achieves twin tunnel break through as part of phase 4 expansion
The TBMs — named Bhoomi and Srishti — also passed beneath the Najafgarh ... of the Metro network, two TBMs made a break ...
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DMRC Makes First Twin-Tunnel Breakthrough In Ph-IV
emerged concurrently at Pul Bangash metro station, connecting Derawal Nagar to Pul Bangash on the Janakpuri West-RK Ashram corridor, an extension of Magenta Line. DMRC used the twin-tunnel drive ...