The construction of the second tunnel tube through the Karawanken massif on the A 11 Karawanken motorway, which connects Austria and Slovenia, is nearing completion. The contract for the complete...
Optimised Drilling Processes for Maximum Productivity: The Sandvik DT923i is an automated tunnelling jumbo from the i-series, equipped with two electro-hydraulic booms from the new SB110i series. These offer up to 62% greater side coverage and enable precise and fast manual boom handling. The fully proportional boom control contributes to increased efficiency in tunnel construction.
On 1 October 2025, work officially begins on improving traffic safety in the Landeck Tunnel on the Inntal motorway. ASFINAG is building a 7 km long escape and rescue tunnel there, extensively...
GIPO crushing plants ensure top availability and efficiency in tunnel excavation
With the breakthrough in the main western tunnel, another milestone was achieved at the Brenner Base Tunnel. GIPO AG has played a key role in all project sections – specifically in construction lot...
On May 22, 2025, the 10th Rock Mechanics and Tunnelling Day took place in Weinheim, Germany. The large number of registrations exceeded the capacity of the large lecture hall at the WBI Center in Weinheim this year. 320 visitors registered for the specialist event to attend the high-calibre, practice-oriented presentations by more than 20 experts from the fields of rock mechanics and tunnel construction.
A significant moment for the cross-border Brenner Base Tunnel railway infrastructure project: after around 26 months of continuous work, the tunnel boring machine Ida successfully completed the first breakthrough of the main tunnel tube on the Austrian side on August 22, 2025. But there has been a lot more going on at the various construction sites of this mega-project in recent months.
The Münster Tunnel Construction Colloquium in May 2025 was a great success and received consistently positive feedback from participants. In a relaxed atmosphere, the fully booked event at the Münster University of Applied Sciences provided experts from the tunnelling profession with a valuable platform for in-depth technical discussions.
On June 25 and 26, 2025, an in-depth workshop on the highly topical subject of injections in structural engineering took place at the Recklinghausen Training Mine. Around 100 experts from engineering...
Building a second S-Bahn core route 44 meters below street level is a huge endeavor. ARGE Marienhof, a joint venture between Implenia and Hochtief, is building the new Marienhof station for Deutsche...
For more than 20 years, the six tunnels of the Semmering tunnel chain on the S 6 have been the fastest and, above all, safest connection between Styria and Lower Austria. However, it is now necessary to modernize the tunnels both structurally and in terms of technical equipment. Since April 28, 2025, the 21 kilometers of tunnels (10.5 km in each direction) are being completely renovated.
