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.
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.
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.
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.
With around 840 000 passengers per day, the Munich S-Bahn is one of the largest public transport systems in Germany. Opened as early as 1972 for the Olympic Games, the 11.3 km long main line has reached its capacity limit, as all S-Bahn trains have to pass under Munich city center through a tunnel. This problem is now being tackled by the construction of the approximately 10 km long 2nd main line. The article in tunnel 5/2023 presents the eastern part, award unit 733 with the tunnel from Marienhof up to and including deep-level East Station, (Ostbahnhof tief). The tender is expected to be issued by the end of 2023.
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.
The work of the joint venture ARGE Tunnel Hauptbahnhof (ATH) for the west tunnel construction and at Munich Central Station is making progress. The launch shaft in front of the Donnersberger Bridge will be ready for the TBM launch by around early summer 2024, work on the RS 3 rescue shaft has begun, and at the central station level E-2 is being excavated since September 2023. The work of ARGE Marienhof was already presented in detail in tunnel 4/2022 and the overall project in tunnel 2/2023. The article in tunnel 5/2023 gives an overview of the work of ARGE Tunnel Hauptbahnhof.
Work on the Marienhof station in the heart of Munich is going according to plan. The special civil engineering with the construction of the diaphragm walls and primary supports as well as the construction of the cover had already been completed by the time of the presentation of ARGE Marienhof in tunnel 4/2022. The article in tunnel 5/2023 provides an overview of the status of work in late summer 2023 at Germany’s deepest S-Bahn station at Marienhof.
Construction lot H41 Sillschlucht-Pfons is one of the largest construction sections of the Brenner Base Tunnel (BBT). At the beginning of May, tunneling jumbo „Lilia“ started tunneling the east main...
Hölscher Wasserbau zählt zu den führenden Experten in Europa, wenn es um trockene Baugruben, Wasseraufbereitung und die umweltfreundliche Rückführung des Wassers in den Grundwasserleiter geht. Wasser...
The Sofrasar Tunnel Division at Optimas has been supporting tunnel infrastructure teams around the world for over 30 years. Customers rely on our industry knowledge, technical expertise and fastening...
Redpath Deilmann GmbH is a member of the Redpath Group, which operates on all five continents with more than 6000 employees. We belong to the worldwide leading group of companies providing shaft...
Tunnel construction places high demands on reliability and availability. Geologically demanding conditions meet confined space in combination with large and heavy transport goods. All of this is a...
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...
H+E, based in Bochum (Germany), has made a name for itself with almost 25 years of experience in the field of conveyor technology and offers tailor-made solutions for a functioning backup in the...
Hodapp GmbH & Co. KG in Achern is a renowned manufacturer of custom-made steel and stainless steel doors, specialising among other things in tunnel construction requirements such as pressure and...
ITC SA is a tunnelling equipment designer and supplier. Our application areas are roadway, highway, railway and subway tunnels, as well as tunnels for hydroelectric schemes, etc. The company’s...
Prysmian Group as worldwide cable manufacturer #1 has developed extensive know-how over many years regarding the special operational conditions of mining cables.The experience we gain every day – in...
Sandvik Mining and Rock Solutions is a business area within the Sandvik Group and a global leading supplier of equipment and tools, parts, service, digital solutions and sustainability-driving...
Jeden Tag stehen sie im Dreck, widerstehen Schlamm und Steinen und laufen dabei noch rund um die Uhr – sogar mehrere Wochen am Stück. Unendliche Kubikmeter Schmutzwasser sind auf Baustellen schon...
