This would make Oslo West Station unnecessary , and would allow a central station to be built at the location of the East Station .
During the 1960s , the Drammen Line was being planned to connect to Oslo East Station through the proposed Oslo Tunnel .
This would make Oslo West Station unnecessary , and would allow a central station to be built at the location of the Oslo East Station   .
During the 1960s , the Drammen Line was being planned to connect to Oslo East Station through the proposed Oslo Tunnel .