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,
Upminster 2010 it formed part of the Upminster constituency. Upminster is within the Havering and Redbridge London Assembly constituency and the London European Parliament constituency. Upminster rises to about above sea level to the north and is about above sea level to the south. It rests on a layer of loam, above sand and gravel in the south and London Clay to the north. It is bounded in the west by the River Ingrebourne and there is a stream running east-west, just north of Corbets Tey that has been dammed to form a lake. It has formed part of the continuously