German-based TBM manufacturer is progressing on a challenging dig under the Elbe River estuary, and expects further tunnel work in the future as Germany prepares significant investments in ...

Gaur told PTI that the 9.69-m diameter Cabrera tunnel in Spain was built by a Double Shield tunnel boring machine at an average rate of 423 metres per month while the 14.58-km tunnel between ...

The Rishikesh-Karanprayag rail line in Uttarakhand makes rapid progress in tunnel boring, reported as one of the fastest globally. Using a Single Shield TBM, RVNL completed a 14.58-km tunnel at an ...

Tunnel Boring Machine (TBM) named 'Disha' achieved a major breakthrough on Thursday by completing a vital segment of the underground tunnel for Metro Line 7A. The milestone was celebrated in the ...

The Rishikesh-Karanprayag rail line in Uttarakhand is setting records in tunnel boring with its 14.58-km stretch being the second fastest globally. This project features advanced tunnel boring ...

Penn Hyperloop is a student organization focused on developing reusable tunnel-boring machines (Photo from Detkin Lab). Penn Hyperloop, a student club focused on developing reusable tunnel-boring ...

has achieved the first Tunnel Boring Machine (TBM) breakthrough of Tunnel-8, the longest transportation railway tunnel in India, as part of the ambitious 125-km Rishikesh–Karnaprayag Broad Gauge ...

Metro Line 7A (Andheri East to CSMI Airport), an extension of Red Line ML7 (Andheri East to Dahisar East), saw a breakthrough by tunnel boring machine ‘Disha’ on Thursday. Mumbai Metropolitan ...

He went about 3.5 kilometer inside the tunnel along with Uttarakhand Chief Minister Pushkar Dhami when a boring machine achieved the breakthrough from the other side breaking last layer of rock.

Chief Minister Devendra Fadnavis on Thursday (April 17, 2025) witnessed a significant milestone when the Tunnel Boring Machine (TBM) deployed for Mumbai Metro Line 7A, achieved a breakthrough.

Rail Vikas Nigam Ltd (RVNL) is making significant strides in the Rishikesh-Karanprayag rail line project, achieving ...