The derailment of a cargo train in the Gotthard Base Tunnel on 10 August 2023 caused considerably more serious damage than initially assumed. The repair work will therefore take much longer than...
A milestone for the major “Deep Tunnel Sewerage System” (DTSS) project in Singapore: the five contractors have completed tunnelling works for the second construction phase of the gigantic sewer pipe...
Deutsche Bahn has successfully driven all tunnels of the Stuttgart 21 project. In total, the tunnellers have dug around 56 kilometres of tunnel. With the last tunnel breakthrough on 14 September 2023 in the new airport tunnel, a milestone of the Stuttgart 21 project was reached.
On 31 August 2023, the Board of Directors of TELT (Tunnel Euralpin Lyon Turin) signed the contract for the construction of the Italian section of the Mont Cenis Base Tunnel. This completes the awarding of all works for the excavation of the 57.5 km railway tunnel under the Alps from Lyon to Turin, co-financed by Europe, France, and Italy.
In September 2023, the SBB started the fundamental overhaul of the Hauenstein Base Tunnel. The tunnel vault and technical installations of the railway tunnel will be renovated. This work will last until autumn 2026, with interruptions in the summer and at the end of the year.
Every two years, STUVA e. V., Cologne, hosts the STUVA Conference. These scientific conferences are fixed dates in the calendar of international tunnelling experts. The accompanying trade exhibition...
Using the largest tunnel boring machine in the UK, miners from Riverlinx CJV completed driving the second tunnel for London’s Silvertown project ahead of schedule at the end of July 2023. London is building the Silvertown Tunnel in the east of the city, the first newly constructed underground road link between the two banks of the Thames in over 30 years.
Munich 2nd Main Line – Marienhof StationWork on the new Marienhof station on the 2nd Munich main line is progressing. The excavation for the station‘s central access structure in the heart of Munich...
In October 2021, construction work began on the new mine water drainage tunnel (MWDT) in the area of Germany’s northernmost coal mine in Ibbenbüren, which was closed in 2018. The costly pumps of the mine water drainage system have now been switched off and the mine water is to rise to a height of +63 m NHN (= meters above standard zero) and then be discharged via the new drainage tunnel to the mine water treatment plant at the Gravenhorst site, which is also to be newly constructed. This article presents the project task and reports on the status of the planning and construction work after a construction period of 24 months.
