Flood protection Brooksbrücke

Year of completion


Type of intervention

New construction

Contracting authority

Freie und Hansestadt Hamburg


The flood protection gate Kornhausbrücke closes the northern opening of the flood protection line at the Kornhausbrücke. The gate includes an engine powered gate for the pedestrian walk and carriageway (width 17.60 m, height 1.20 m). The bridge abutment had to be adjusted for the installation of the gate. The head of the wall had to be adjusted on a length of 22 m. The gate rests on a cantilever steel plateform in the opened stage. A viewpoint as steel construction was additionally installed. The engine is covered by security glass. A operational building was erected for the engine technique.



Construction material

Reinforced concrete, steel

Type of structure

Hydraulic structure

Services Grassl

Detailed design, planning for approval, construction planning, preparation of tendering, verification analysis