The future status of the Kolsås Line was debated, and one suggestion which was made was to end the line's subway service in Bærum entirely and replace it with trams, making Lysakerelven the end station.
The future trajectory of the Kolsås Line was a subject of discussion, and one proposal suggested abandoning its underground rail service in Bærum and replacing it with tram transportation, with Lysakerelven serving as the endpoint.