N2, Schweizerhalle and Arisdorf Tunnel inspections – SWITZERLAND
The project concerns inspections in the years 2013, 2018 and 2023 for tunnel Schweizerhalle (1030 m) and tunnel Arisdorf (1349 m). After a first KUBA training phase, the structures data have been defined and collected; the main inspection (control, analysis and evaluation of each single structural element) and, finally, the final documentation with the proposed […]
N2 EP19 MELIDE – GENTILINO, GENTILINO Tunnel – SWITZERLAND
The project concerns the N2 highway between km 23,400 and km 24,000 and concerns the rehabilitation of the Gentilino tunnel. The services performed, local works management (phase 52 SIA 103), commissioning and final procedures (Phase 53 SIA 103), concerned the restoration of the deteriorated concrete, reconstruction of the surface course, restoration of the borders, replacement […]
ATG – L626 Giustizia tunnel, BIASCA – SWITZERLAND
As part of the Giustizia interchange project (Lot 626) relating to the new ATG railway line in the Biasca area, a new artificial tunnel was designed and built adjacent to the south side of the bridge over the Froda River. It is a single tube structure with polygonal section of reinforced concrete, about 110 m […]
ATG – L604 Gottardo base tunnel’s portal, BODIO – SWITZERLAND
The project concerns one of the new ATG railway line lots in Biasca and the construction of the portals of the two Gotthard Base Tunnels: fair faced reinforced concrete structures with length 40 m (plus wing walls with 8 m x 8 m polygonal section, walls with 10% slope and different transversal and longitudinal scope). […]
ATG – L616 Tunnel under junction N2, BIASCA – SWITZERLAND
The project concerns one of the lots of the new ATG railway line in the Biasca area. The project concerns the construction of the artificial tunnel under the Biasca highway junction, as well as the refurbishment of the highway junction itself. It is a reinforced concrete structure approx. 250 m long, without wing walls, approx. […]
