An extension of the Line M3 is also planned for 2030.
A similar extension to the opposite end of the stand was planned for 2009.
An extension was planned to be constructed seven years later.
An extension below the ring road was planned and prepared a length of 100m is already available.
The current proposed extension to the museum is planned to take place in over the next few years.
For 2009 a renovation and extension to 15.600 m2 was planned but not implemented.
Traffic increased steadily so an extension of the line was planned.
An extension is planned for Building 19 to be ready in Fall 2012.
It is unfinished, as an extension to the east was planned.
It has been extended several times and further extensions are planned.
