Delhi Metro Rail Corporation (DMRC) plans to construct over 40 kilometers of underground corridors as part of its Phase 4 expansion. This expansion will connect various parts of Delhi, improving public transport and offering better facilities to commuters. The project involves significant engineering challenges, traversing densely populated areas like Nabi...
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Karim, Mehrauli Badarpur Road, Sadar Bazaar, Ajmal Khan Park, and New Delhi. DMRC uses cut-and-cover techniques for stations and tunnel boring machines (TBMs) for tunnels, particularly beneficial in urban areas. Seven tunneling campaigns are complete, and nine are ongoing across various locations, including the approximately 19-kilometer Aerocity-Tuglakabad corridor. DMRC closely monitors construction, using equipment to ensure building stability above ground, maintaining safety standards.