sentences:  Three of the lines would thus follow the existing tunnel to Stortinget and then switch to the new line, while the other three lines would follow the new tunnel to Stortinget and then run along the old tunnel onwards.This would allow for a six-minute headway on all but two branches, and also allow the proposed Fornebu Line to Skøyen, Fornebu and Nesodden to be built as part of the metro.Ruter has stated that the current stations are located in the areas which the most people want to travel to, and that if a second tunnel should deviate from these areas, they would have to serve places which generate as much traffic as the current stations.