London Underground L Stock London Underground L Stock London Underground L Stock was a clerestory-roofed rail stock built for the District line in 1932 and subsequently absorbed into the London Underground Q Stock, being redesignated Q31 Stock. The L Stock trains were built to provide additional rolling stock for the eastward extension of the District Line from Barking to Upminster. Two new electrified tracks were added parallel to the existing steam-operated LMS lines, including several new stations such as Upminster Bridge. Forty-five cars were built by the Union Construction Company, eight were driving motor cars and the rest were trailers. The eight motor cars,
R25 (London) R25 (London) R25 is a possible railway orbital around the Zone 3 area of London, England. The proposed line would use some existing lines by National Rail and London Overground. Issue 755 of "Rail Magazine" (20 August 2014) says that the Mayor of London has started consulting on a new Zone 3 orbital railway, the 'R25'. The nickname alludes to the M25 orbital motorway. The idea featured in news media when the Mayor visited Barking Riverside a large development held up by lack of rail access. The idea of extending the Gospel Oak to Barking Line trains onto the Tilbury