Bakerloo line extension over the coming years. During 2005–06, TfL commissioned a transport strategic report for London, "Transport 2025: transport challenges for a growing city". Transport commentators have reported that this publication had recommended a Bakerloo extension as the most beneficial option for extending the Tube in South London, and that it considered three route options for the Bakerloo line; from Elephant & Castle, the proposed routes were either south to Camberwell and Streatham, or east to Beckenham and Hayes: Option 1: via Burgess Park, east to and ,with the option of taking over the Hayes Line to terminate at Option 2: south
Kilburn tube station a bottleneck between Finchley Road and Baker Street, the Bakerloo line was to extend to Finchley Road and Stanmore to relieve congestion on the Metropolitan line. The extension would also take over the intermediate stations, including Kiburn. Construction began in 1936 and Kilburn became part of the Stanmore branch of the Bakerloo line on 20 November 1939, at which time the station was extensively rebuilt. Metropolitan line services through the station ceased on 7 December 1940, where services were fully transferred to the Bakerloo line. The station was renamed to its current name on 25 September 1950. During World War