The new Cityringen on the
Copenhagen Metro is approximately
15.2 km long, all
underground with 17 underground
stations and 3 emergency
and ventilation shafts.
Cityringen forms a circle line
around the centre of Copenhagen and will be
connected to the existing metro stations Kongens
Nytorv and Frederiksberg by
transfer tunnels. Furthermore,
transfer facilities will be provided
that connect to the existing railway
stations of the Copenhagen Central
station, Østerport station and
Nørrebro station.Via a bifurcation,
twin-bored tunnels will connect to
the control and maintenance centre
which will be located at ground
level. Cityringen will be a driverless
system.