Technical specifications

Scope of works:

  • 1 four-lane motorway tunnel,
  • total tunnel length 1,100 m,
  • length of total section on our behalf approx. 4,800m

Construction method

  • 6 floating sinking elements with a total length of 720m
  • excavation pits for the open construction method up to 30m deep

Geology

  • Weser sands and Lauenburg strata

General data

Project
Weser crossing, motorway tunnel under the river Weser

Client
DEGES

Contractor
Wayss & Freytag Ingenieurbau AG, North and Central sections

Construction period
08/2023 - 08/2028

Net construction costs
€ 650 million

 

Utilisation
Infrastructure
Type
Motorway tunnel, four lanes
Length
1,100 m
Construction Method
immersed tunnel

Images: DEGES

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