The complicated geology presents a challenge to man and machine for the new Stuttgart-Feuerbach rail tunnel, part of the major project Stuttgart 21. Owing to the rock that contains anhydrite, holes for excavation and injections must largely be carried out by the dry drilling method. As a result, modified tunnelling jumbos and vehicles with suction aggregates are deployed. The excavation is partially secured by pipe umbrellas.
The 2.2 km long Kaisermühlen Tunnel on the A22 Donauufer motorway is the longest motorway tunnel in Vienna. With a daily traffic volume of about 120 000 vehicles (of which 11 % are heavy goods...
The Porr bidding consortium won the tender for the construction project “A44, VKE 12, Tunnel Hirschhagen, Technische Ausstattung” at the turn of the year 2018/19. PORR Infra GmbH will be responsible...
As part of the trade fair InnoTrans 2018 in Berlin, the German Research Association for Tunnels and Transport Facilities (STUVA) once again organised the “International Tunnel Forum” in the CityCube on the Messe Berlin exhibition grounds. STUVA managing director Dr.-Ing- Roland Leucker greeted about 130 guests on the two days to informative expert panels. The basic question discussed by both the experts on the podium and the members of the audience was the maintenance and extension of an efficient and modern infrastructure to serve the growing demand for mobility and ensure well organised goods transport with sufficient capacities for the present and the future.
After a construction period of two and a half years, the Ruckhalde Tunnel on the new railway line from St. Gallen to Riethüsli was opened for traffic in early October 2018. On the opening day the...
Longest tunnel on this line planned to run over a distance of 9.5 km
After weighing the advantages and disadvantages, German Railways (DB) announced a preference for a new line between Gelnhausen and the Fulda–Würzburg high-speed line at the Dialogforum...
„It is the first time ever that a symposium between the two ITA member nations China and Malaysia has been organized“, welcomed Dr. Teik Aun Ooi, Organizing Chairman of the SEASET 2018 (South East Asia Symposium & Exhibitions on the challenges and strategic solutions of high profile projects on Tunnels 2018) the more than 300 participants from China, Malaysia, the Southeast Asian Region and abroad in Kuala Lumpur, Malaysia. The joint symposium with a total of 18 lectures, delivered from well-known speakers, was organised by the China Civil Engineering Society (CCES) and the Institution of Engineers, Malaysia (IEM) on September 18 and 19, 2018.
The German company Schöller special machines GmbH & Co. KG (SSM) has developed a new tunnel excavator based on a Volvo excavator. This excavator is suitable, with its size of about 16–18 tonnes...
