Namma Metro’s Bhadra TBM achieves final breakthrough in underground tunnelling

This breakthrough, achieved by the Tunnel Boring Machine (TBM) “Bhadra,” marks the end of a 937-meter stretch from K.G. Halli to Nagawara, launched in April 2024. 

​This breakthrough, achieved by the Tunnel Boring Machine (TBM) “Bhadra,” marks the end of a 937-meter stretch from K.G. Halli to Nagawara, launched in April 2024.