Squeezing zone inside the mountain
but are playing a significant role in shaping the way construction will look in the future.” The project: Semmering base tunnel, Los 1.1 –Gloggnitz tunnel The approximately 27.3 km long Semmering Basistunnel is one of the most important and complex infrastructure projects in the heart of Europe. This [...] Not all mountains are the same. It is a fact familiar not just to mountaineers, but also to tunnel builders. Some mountains, like Austria’s Semmering, are geologically challenging. Tunnel heading causes the very weak rock to shift, putting enormous pressure on the tunnel structures. Precautions need [...] replace steel in a lot of applications, such as when used as perimeter insulation underneath foundations,” he says. “I wanted to try it out.” The Semmering construction site has its own small laboratory. He ordered materials to be delivered there and began testing new solutions – mostly in his free time[...]