A busy highway tunnel, an assembly hall with a 300-ton crane, and a landslide threatening nearby houses - three projects that could hardly be more different but all have one thing in common: more ...

Between 2002 and 2009 one of Europe's largest hydro power projects was hidden away in a narrow valley in the Austrian state of Vorarlberg - under ground. For the duration of the construction project the surveying teams of both the contractor and the owner relied on two systems from significant software. more ...

The Brenner Base Tunnel will be at the heart of the new Brenner rail line between Munich and Verona. But before the 64km long tunnel is drilled through the Alps, an exploratory tunnel is being built under the two main tubes for geological and hydrological research. This preliminary measure will reduce costs and risks during the construction of one of Europe's most ambitious infrastructure projects. more ...

The current single-tube Bosruck tunnel under the Ennstaler Alps is part of the Pyhrn- Autobahn, linking the Austrian states of Upper Austria and Styria. The 5.5km long two-way traffic tunnel is the bottleneck of the busy north-south route. more ...