The first 2 of four contracts for building the 14km-long tunnel for the Bangalore Metro Phase 2 have been awarded to Indian company Larsen & Toubro:
https://bit.ly/364pjYp
Tunnelling work for Phase II of Namma Metro is expected to start in February. The vertical shaft at Shivajinagar is being made ready to accommodate two tunnel boring machines (TBMs).
https://www.thehindu.com/news/cities/bangalore/tunnelling-work-for-metroto-start-in-february/article30656807.ece...