Construction oh Rhine culvert begins
Tunnel boring machine dives underground
On 21 May 2025, StEB Cologne celebrated the beginning of tunnel construction for the new Rhine culvert between Stammheim and Niehl with a symbolic machine christening.
Tunnel boring machine dives underground
On 21 May 2025, StEB Cologne celebrated the beginning of tunnel construction for the new Rhine culvert between Stammheim and Niehl with a symbolic machine christening.