from the train. The accident was caused by track spread. Neither Network Rail nor London Underground had inspected the track for many years, due to a misunderstanding as to who was responsible for maintaining a stretch of line. Fleet details Interiors Illustration Named units Unit 450114 was named Fairbridge Investing in the Future. References External links Class 450 "Desiro" - South Western Railway Class 450 refurbishment by Angel Trains 450 Siemens multiple units Train-related introductions in 2003 750 V DC multiple units