Circle line (London Underground) with the other London Underground sub-surface lines: the Hammersmith & City line from Hammersmith to just before Aldgate; the Metropolitan line from Baker Street to Aldgate; and the District line from Tower Hill station to Edgware Road station. The line is electrified with a four-rail DC system: a central conductor rail is energised at and a rail outside the running rail at , giving a potential difference of . The running rails are not electrified. Much of the double track railway from the Hammersmith terminus to Westbourne Park station is on a high brick viaduct. East of Westbourne Park the
Line 1 Yonge–University bus rapid transit. The group was concerned about a loss of treed boulevards and private property when widening Yonge Street for bus lanes through Thornhill south of Highway 7. Line 1 Yonge–University Line 1 Yonge–University is a route on the Toronto subway in Toronto, Ontario, Canada. It is operated by the Toronto Transit Commission, has 38 stations and is in length, making it the longest line on the subway system. It opened as the "Yonge subway" in 1954 as Canada's first underground passenger rail line, and was extended multiple times between 1963 and 2017. Averaging over 720,000 riders per weekday,