Dr. Karl Morgen celebrated his 70th birthday on 19 March 2022. Reason enough for STUVA, where he has been a member of the board since 2003 and deputy chairman since 2005, to pay tribute to the career...
In a series of short articles, we presented selected research results of the Collaborative Research Centre “Interaction Modeling in Mechanized Tunnelling” at the Ruhr-Universität Bochum in the journal...
Porr S.A., Warsaw, has started construction of the S 3 road section Bolków–Kamienna Góra in mid-2021 after a planning period of one and a half years. The Polish motorway connects the port of...
Ground freezing is a state-of-the-art construction method that significantly reduces the impact on the subsoil and the surrounding areas. The method is used, among other things, when drilling from the surface is impossible due to dense urban development or geographical constraints. This was precisely the case with the extension of underground line 5 into the “Europaviertel” district in Frankfurt am Main (Germany): In the highly sensitive, densely built-up inner city location, the tunnel construction work had to be carried out without damaging the existing buildings and without obstructing the above-ground traffic.
Although the use of steel fibres for shotcrete or concrete segments can significantly improve the CO2 footprint, their use is still not widespread in Europe. The example of construction lot 16-1 of the Grand Paris Express (GPE) rapid transit network in France shows how the interaction of innovatively thinking construction partners not only creates cost savings, but also benefits the environment.
On the eve of the STUVA 2021 conference in Karlsruhe, the general meeting of STUVA-YEP (STUVA Forum for Young Engineering Professionals) could finally take place again – of course in compliance with...
On July 8, 2022, the next Munich Tunnelling Symposium will take place at the University of the Federal Armed Forces Munich in Neubiberg. The organizers are the university‘s sponsoring association “Förderverein Konstruktiver Ingenieurbau” and STUVA. The lectures will be held in German.
After the Swiss Tunnel Congress (STC) could not be held with personal attendance in the past two years due to the covid pandemic, the STC 2022 can now take place again in the established form in the concert hall of the KKL Lucerne from 1 to 3 June 2022.
Porr Romania was commissioned by the state road company CNAIR to design and build the Sibiu–Pitești motorway, section 4 (Tigveni–Curtea de Argeș). This 9.86 km long section includes a 1.35 km long...
On January 27, the WTC 2022 Organizing Committee and the ITA have announced that the World Tunnel Congress 2022 in Copenhagen will take place at Bella Center from Friday September 2 to Thursday September 8, 2022, instead of April 22 to 28.
