Metropolitan railway U3, undercrossing Sierichstraße

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  • U-Bahnlinie U3, Unterführung Sierichstraße Hamburg

Year of completion


Type of intervention


Contracting authority

Hamburger Hochbahn AG



Type of structure

Railway bridge

Construction material of superstructure

Reinforced concrete, steel

Total length

26,40 m

Type of structural system

Mixed beam / plate system

Construction height

1,45 m

Construction width

4,74 m

Services Grassl

Basic assessment, preliminary design, detailed design, planning for approval, construction planning, preparation of tendering, assistance for tendering, construction management, construction engineering and documentation, workshop planning, visualisation