Climate change, limited natural resources, and a persistent shortage of skilled labour: the global construction machinery industry too must face up to the major problems of the present times. Modern...
On 7 September, Professor Arnold Dix has been elected as the new President of the International Tunnelling and Underground Space Association (ITA-AITES) during the ITA’s 48th General Assembly held in Copenhagen ...
With Dipl.-Ing (FH) Martin-Devid Herrenknecht (35), a member of the family is taking over a strategic Board of Management portfolio in the family business led by founder and CEO Dr.-Ing. E.h. Martin...
The Swiss Federal Roads Office (FEDRO) has announced its decision to award the Gotthard main northern section to the JV “secondo tubo” (Implenia 60%/Frutiger 40%). The order for the 7.9 km long...
In the tunnel industry, sustainability is no longer just a buzzword. The International Tunneling and Underground Space Association (ITA) itself has taken up this subject and plans to pursue it...
The 5.7 km long Kerenzerberg Road Tunnel on the A3 national road is undergoing a safety upgrade and maintenance 35 years after it was opened. A key element of this maintenance is the new construction of a parallel safety gallery. The standard cross section of the safety gallery is characterised by combined usage as a service tunnel with an escape tunnel as well as an exhaust duct.
A Kemroc KR 165 rotary drum cutter in combination with a heavy special Liebherr R 960 tunnel excavator became one of the key machines in Nuremberg for driving metro tunnels. Alternating with a classic...
Peri’s Bauma exhibition hall on the open-air site North (stand FN 719) in Munich will be themed “Shaping the future” from 24 to 30 October 2022, with exhibits, live demonstrations, individual...
This article describes the development of a high early strength anchor mortar that is to be used in tunnel construction to secure the outer lining of the tunnel. Anchor mortars currently available on...
When it comes to traffic safety in a tunnel, optimal lighting makes a big difference. To enable the human eye to adapt to the vastly different lighting conditions outside and inside, it’s essential...
“It‘s dark in front of the pick” – this old German miners’ proverb applies to all types of underground work. Whether it‘s ore mining, fossil fuel extraction or transport and infrastructure tunnelling...
After numerous digital workshops with lectures and subsequent discussion rounds, it was finally back to the construction site for us, the members of the Forum for Young Engineering Professionals...
There was a sense of relief written all over the organisers‘ faces when, after a delay of more than two years, the 7th Munich Tunnelling Symposium was finally able to open its doors at the University...
