Planungsleistungen für den Ersatzneubau des Auedeichsiels und die Erhöhung des Deichabschnittes Dkm 19-200 bis Dkm 19-300

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Pursuant to a resolution of the Hamburg Senate, since 2012 new design water levels apply for public flood protection facilities in Hamburg, which necessitate adjustments to all HWS facilities. For this purpose, the Hamburg main dike line will be strengthened step by step up to 2050 as part of the Flood Protection construction programme. In the southeast of Finkenwerder, the Aue main dike is 1,441 m long and is designed as a grounds dike. This is to be increased accordingly by 0.90 m to a target height of NHN +8.60 m. During the planning for the dike increase, it was determined that future climate changes and the associated changing water levels should be taken into account in order to be able to implement the following increase of the Aue main dike as easily and sustainably as possible. For this purpose, a 2nd expansion stage was defined with a planning horizon of 2100. The target height of the dike for the 2nd expansion stage was set at NHN +9.40 m. Due to existing structures and different cross-sections, the Aue main dike is divided into 5 sections (North 1.1, Aue floodbank lock 1.2, Middle 2, Storchennest 3.1 and South 3.2). The Aue floodbank lock (Auedichsiel) crosses the…

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