The Gamlebyen Line is being moved to Dronning Eufemias gate through Bjørvika, which will line up with Prinsens gate. Ruter is planning on placing tram tracks in Frederiks gate, which will trams to pass between the Ullevål Hageby Line to the Briskeby Line and thus serve Nationaltheatret. It will also allow trams access to Stortorvet and Jernbanetorget via the Ullevål Hageby Line's in case of disruptions.