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,
Hornchurch and Upminster (UK Parliament constituency) Hornchurch and Upminster (UK Parliament constituency) Hornchurch and Upminster is a constituency represented in the House of Commons of the UK Parliament since 2017 by Julia Lopez of the Conservative Party. The easternmost seat in Greater London, this seat was created by merging two of the three old constituencies comprising the London borough of Havering, specifically Hornchurch and Upminster. These two seats were lost by the Conservatives in Labour's landslide 1997 victory, but Upminster was one of the few Conservative gains in 2001 and Hornchurch was lost by Labour in 2005; this area is now very safe territory for the