15 Metronet's performance was managed effectively during administration. London Underground and the PPP Administrator decided to slow Metronet's track renewal and replacement programme. They did so because Metronet was able to hit its track condition performance target with a slower rate of replacement than had previously been planned. They also decided to slow the stations refurbishment programme to gain control of costs. Metronet's operational performance remained mixed. For example, the number of delays related to track faults fell for the Bakerloo and Victoria lines, but increased for the Central and District lines because of the Central Line derailment in July 2007 and a strike by the National Union of Rail, Maritime and Transport Workers (RMT) in September 2007.
16 The Joint Steering Committee, set up to make recommendations on a long term solution, made recommendations to the Secretary of State and the Mayor of London in late December 2008. Work towards a permanent solution has not, however, proceeded as quickly as originally anticipated. A range of options, which all involve London Underground retaining responsibility for operations, have been considered including: