North-South-City-Railway Köln New construction of a two-track tunnel section with a length of 3.9 km with shield driving and seven underground stations. Country: Germany, Federal State of North Rhine-Westphalia Building owner and originator: KVB - Kölner Verkehrsbetriebe (Transport Service of Cologne) Planning period: 2001-2003 Construction period: 2003-2010 Construction costs: 630 million Euro Work carried out: Responsibility in an engineers team - project management - overall construction supervision - project supervision - construction logistics - plan checking/project communication - contract and supplementary work management North lot, including shield driving: Object planning of the traffic facilities and the engineering constructions - design and final planning - preparation of the award planning of load-bearing structures - design planning - preparation of the award