Technical specifications

Scope of works:

  • VE 10: Western Above-Ground Section Extensive dismantling and new construction of track systems and switches New construction of two flyover structures and a double-track tiedarch bridge New construction of a noise barrier bridge and further noise barriers New construction of retaining structures and a tunnel for pedestrians, bicyclists, public-transport buses and the tram) in Laim Complete renewal of Laim Passenger Station, electrical work on lowvoltage and medium-voltage systems, underground cable work
  • VE 30: Main Station Tunnel Construction of the approximately 40 m deep access structure using the top-down method with diaphragm walls Platform tunnels constructed using the mining method under compressed air in the track area of the main station New construction of the ramp structure in the western cut-andcover section Excavation of two suburban railway tunnels with an external diameter of approximately 8.50 m from Donnersberger Bridge to Marienhof Station using two slurry TBMs, with single-pass segmental lining Four city-centre rescue shafts with connecting structures Extensive special foundation engineering and dewatering measures

Construction method

  • Mining method

Geology

  • Silty sand, silt and clay

General data

Project
Second Main Line of Munich Suburban Railway

Client
DB NETZE DB Netz AG DB Station & Service AG DB Energie GmbH

Contractor
„ARGE Tunnel Hauptbahnhof“ Joint Venture „ARGE Oberirdisch West“ Joint Venture Wayss & Freytag Ingenieurbau AG, Ed. Züblin AG, Max Bögl Group, BAUER Spezialtiefbau GmbH

Construction time
2019 to 2027

Construction sum net
Overall project costs € 865 million

 

Utilisation
Infrastructure
Type
Suburban railway tunnel
Length
2 x 3 km
Construction Method
Slurry TBM and New Austrian Tunnelling

Images: DB Netze

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