In 2000, the Bremen senate approved a master plan relating to the proposed redevelopment of the city’s old port area. The approximately 288ha-area is characterised by diverse usage demands (service industry, commercial, residential) and, in particular, by the central theme “Life on the waterfront”. In order to ensure adequate medium- and long-term flood protection, the most recent design water levels contained in the local “general coastal protection plan” were to be integrated into the planning and design process. The study included an assessment of the feasibility of reducing the length of the flood protection line by constructing flood barrages. These barrages will only be closed in case of exceptional flooding events, and will prevent the water level from rising above the existing flood protection level.
The scope included, in particular, the following: