Bakerloo line an extension of the line to the south-east may be built, including to Camberwell. In this scenario, an extension to the Bakerloo line would no longer be required. However, recent plans are instead to extend this Northern line branch towards Battersea via two new stations at Nine Elms and Battersea Power Station, so that it is once again the Bakerloo line that would provide any extension to Camberwell. In its July 2011 London & South East Route Utilisation Strategy, Network Rail recommended extending the Bakerloo line from Elephant & Castle to Lewisham and then taking over the Hayes Line. This
Finchley Road tube station west London, caused by the limited capacity of its tracks between Finchley Road and Baker Street stations. To alleviate this congestion new sections of deep tube tunnels were bored between Finchley Road and Baker Street to carry some of the traffic from the Stanmore branch and stations south of Wembley Park. These new tunnels opened on 20 November 1939 and from that date Finchley Road station was also served by Bakerloo line trains running from Baker Street using the new tunnels. The Bakerloo line services were subsequently transferred to the Jubilee line when that line commenced operation on 1 May