Caroline TBM can travel at an average of 14m per day. Credit: High Speed Two. High Speed Two (HS2) has rolled out the fifth tunnel boring machine (TBM), known as Caroline, for the construction of ...

A giant tunnel boring machine (TBM) constructed by German tunnelling and mining firm Herrenknecht has been delivered to the Lyon-Turin Mont Cenis base tunnel project. The 334-metre-long machine has a ...

Patel Engineering reports TBM tunnelling record after achieving India’s highest monthly tunnelling progress in January 2026 at CIDCO’s treated water tunnel project.. Patel Engineering sets national ...

India is set to build its first underwater road tunnel after the Cabinet Committee on Economic Affairs (CCEA), chaired by ...

Future-Ready Water Infrastructure A senior CIDCO official termed the breakthrough a critical milestone for the Treated Water Tunnel project, stating that it would help build robust and future-ready ...

The Consorcio HPH Joint Venture has achieved a major milestone on Panama Metro Line 3 after its 13.5m diameter ...

As part of Cidco's effort to augment the Hetawane dam water supply mechanism to Navi Mumbai, a Tunnel Boring Machine (TBM) breakthrough w.