According to its medium-term planning of Deutsche Bahn (DB) in April 2007, €62.6 million would be invested in the project by 2010. The investment proposed for 2010 in the federal transport infrastructure plan ("Investitionsrahmenplan bis 2010 für die Verkehrsinfrastruktur des Bundes") provided for the expenditure of €143.1 million on the project (2006 costs). By 2005, a total of €9.6 million had been spent on it. Between 2006 and 2010, federal funding of €75.2 million will be invested in it. Beyond this period there was to be a financial contribution of €58.4 million (federal funding from 2011, DB funding and third-party contributions since 2006).