Scope of works:
Connection of the Düsseldorf main railway station with the airport, the Düsseldorf trade fair center and the Airport City business park, construction of an underground railway station at the airport terminal.
Lot 1: Construction of several civil engineering structures: ramp structures, elevated trough section, bridge in the area of access gate 1 including the associated foundation work as well as construction of an arch-shaped steel-bridge (6-span stell-structure, approx. 480 m long, 12 m wide) using the incremental launching method Track construction and overhead line work, construction of noise barriers
Lot 2: Construction of the excavation pit using anchored diaphragm walls and solider pile shoring, excavation (partly as underwater excavation) and construction of ramp structure and station using the cut-and -cover method (length of the underground station approx. 182 m). Both lots include traffic routing and safety measures during all construction phases and intermediate states as well as the corresponding road construction and dewatering works
Construction method:
Cut-and-cover method
Geology:
Lower Rhine River Terraces / Gravel - Sand;
Project
Light Rail Line U 81, lots 1 and 2
Client
City of Düsseldorf, Germany
Contractor
Wayss & Freytag Ingenieurbau AG in a Joint Venture
Construction period
May 2020 to 2023
Net construction costs
113 Mio. € (total project)
The Zurich main station - Altstetten - Oerlikon cross-city line forms the central part of the West- East-axis of the Swiss railway lines. The Weinberg tunnel is the centrepiece of the cross-city line and connects the new through station “Löwenstraße” in Zurich with Oerlikon station.
