S1 (Rhine-Ruhr S-Bahn) Services ran via Düsseldorf Airport Terminal station from 24 May 1998 to 28 May 2000. Services were extended from Düsseldorf to Solingen on 13 December 2009, replacing part of the former line S 7 service. S1 (Rhine-Ruhr S-Bahn) Line S1 is a S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It runs from Dortmund west over Essen to Duisburg. From there it travels south to Düsseldorf and Hilden before continuing to Solingen. It is operated at 20 minute intervals, using coupled sets of class 422 four-car electrical multiple units. Line S 1 runs over lines built
Mannheim Harbour Mannheim Harbour Mannheim Harbour, named "Rhein-Neckar-Hafen Mannheim", is a river port on the Rhine in Mannheim, at the confluence of the Rhine and the Neckar in Baden-Wurttemberg. It consists out of 4 main harbour areas "Handelshafen", "Rheinauhafen", "Altrheinhafen" and "Industriehafen", which are divided into 14 single harbour basins and 3 river docks. It is one of the most important inland ports in Europe. The port covers 3.42 km² of water (2.83 km² Rhine, 0.59 km² Neckar) and 8.635 km² of dockland. The total land area covered from the harbour is about 11.31 km² and it is the biggest inland port