Editing Line 1 Yonge–University (section)

{{Short description|Rapid transit line in the Greater Toronto Area, Ontario}}
{{Use Canadian English|date=April 2024}}
{{Use mdy dates|date=July 2024}}
{{Infobox rail line
| color                           = {{rcr|Toronto Transit Commission|1}}
| name                            = Line 1 Yonge–University
| logo                            = TTC - Line 1 - Yonge-University-Spadina line.svg
| logo_width                      = 35px
| image                           = Union Station TTC November 2021.jpg
| image_width                     = 275px
| caption                         = Northbound to [[Finch station|Finch]] platform at [[Union station (TTC)|Union]] in 2021
| type                            = [[Rapid transit]]
| system                          = [[Toronto subway]]
| status                          = Operational
| locale                          = {{plainlist|
* [[Toronto]], Ontario
* [[Vaughan]], Ontario
}}
| start                           = {{stl|TTC|Finch}}
| end                             = {{stn|Vaughan Metropolitan Centre}}
| stations                        = 38<ref name="Subway Ridership">{{cite web |url=http://www.ttc.ca/PDF/Transit_Planning/Subway%20ridership%20-%202018.pdf |title=Toronto Transit Commission Subway ridership, 2018 |publisher=Toronto Transit Commission |access-date=February 5, 2019 |archive-date=January 26, 2019 |archive-url=https://web.archive.org/web/20190126084925/http://www.ttc.ca/PDF/Transit_Planning/Subway%20ridership%20-%202018.pdf |url-status=live}}</ref>
| routes                          = 
| daily_ridership                 = 670,106 (2022 weekday avg)<ref name="Toronto subway ridership, 2022">{{cite web |url=https://ttc-cdn.azureedge.net/-/media/Project/TTC/DevProto/Documents/Home/Transparency-and-accountability/Subway-Ridership-2022.pdf?rev=3b05f656198846b7b8e037af1d964082|title=Subway ridership, 2022 |publisher=Toronto Transit Commission |access-date= July 21, 2023 |archive-url=https://web.archive.org/web/20230715180335/https://ttc-cdn.azureedge.net/-/media/Project/TTC/DevProto/Documents/Home/Transparency-and-accountability/Subway-Ridership-2022.pdf |archive-date=July 15, 2023}}</ref>
| open                            = {{start date and age|1954|03|30}}
| website                         = {{TTC route page}}
| close                           = 
| owner                           = [[Toronto Transit Commission]]
| operator                        = Toronto Transit Commission
| character                       = 
| depot                           = [[Wilson Yard]], [[Davisville Yard]]
| stock                           = [[Toronto Rocket]]
| linelength                      = {{convert|38.4|km|mi|abbr=on}}<ref name="Service Summary">{{cite web |url=https://ttc-cdn.azureedge.net/-/media/Project/TTC/DevProto/Documents/Home/Transparency-and-accountability/Service-Summary_2022-11-20.pdf |title=Service Summary November 20, 2022 to January 7, 2023 |publisher=Toronto Transit Commission |date=November 20, 2022 |access-date=December 25, 2022 |archive-date=December 25, 2022 |archive-url=https://web.archive.org/web/20221225220919/https://ttc-cdn.azureedge.net/-/media/Project/TTC/DevProto/Documents/Home/Transparency-and-accountability/Service-Summary_2022-11-20.pdf |url-status=live }}</ref>
| tracklength                     = 
| tracks                          = 
| gauge                           = {{track gauge|toronto|lk=on}}
| electrification                 = {{600 V DC|conductor=third rail}}
| signalling                      = Alstom Urbalis 400 [[Communications-based train control|{{abbr|CBTC|Communications-based train control}}]]<ref>{{cite web |title=Alstoms Signalling System Equips Toronto Subway Extension |url=https://www.alstom.com/press-releases-news/2017/12/alstoms-signalling-system-equips-toronto-subway-extension |website=Alstom |access-date=December 16, 2023 |date=December 18, 2017}}</ref>
| speed                           = 
| elevation                       = 
| map                             = {{switcher
| {{maplink-road|from=Line 1 Yonge–University.map}} Line 1 Yonge–University highlighted in red <hr />
| Show interactive map
| [[File:Linea 1 Yonge-University.png|275px]]
| Show static map
| {{Line 1 Yonge–University|inline=yes}}
| Show route diagram
}}
}}

'''Line 1 Yonge–University''' is a [[rapid transit]] line of the [[Toronto subway]]. It serves [[Toronto]] and the neighbouring city of [[Vaughan]] in [[Ontario]], Canada. It is operated by the [[Toronto Transit Commission]], has 38 stations<ref>{{cite web |title=Routes and schedules – Line 1 |url=https://www.ttc.ca/routes-and-schedules#/1 |website=Toronto Transit Commission |access-date=March 27, 2022 |archive-date=October 30, 2021 |archive-url=https://archive.today/20211030140956/https://www.ttc.ca/routes-and-schedules%23/listroutes/bus#/1 |url-status=live }}</ref> and is {{convert|38.4|km|mi|abbr=on}} in length, making it the longest line on the subway system.<ref name="Service Summary" /> 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. As of 2010, Line 1 was the busiest [[rapid transit]] line in Canada, and one of the busiest lines in North America.<ref>{{Cite news |url=https://torontoist.com/2010/06/rocket_talk_whats_the_plan_for_a_downtown_relief_line/ |title=Rocket Talk: What's the Status of the Downtown Relief Line? |last=Giambrone |first=Adam |date=June 1, 2010 |work=Torontoist |access-date=February 7, 2018 |archive-date=February 8, 2018 |archive-url=https://web.archive.org/web/20180208004443/https://torontoist.com/2010/06/rocket_talk_whats_the_plan_for_a_downtown_relief_line/ |url-status=live }}</ref> In 2022, it averaged over 670,000 riders per weekday.<ref name="Toronto subway ridership, 2022" />