What is T Third Street?
{{Infobox rail line | name = T Third Street | logo = T Third Street logo.svg | logo_width = 50px | color = {{rcr|MUNI|T}} | image = Northbound train passing Mission Rock station, April 2018.JPG | image_width = 300px | caption = Northbound T-Third train passing Mission Rock station, April 2018. | type = [[Light rail]] | system = [[Muni Metro]] | locale = [[San Francisco]], California | start = {{munis|West Portal}} | end = {{munis|Sunnydale}} | stations = 30 | daily_ridership = 40,600 (2019; combined with [[K Ingleside]])<ref name=srtp>{{cite web |url=https://www.sfmta.com/sites/default/files/reports-and-documents/2019/11/12-3-19_item_15_short_range_transit_plan_fy19-30.pdf |title=Short Range Transit Plan: Fiscal Year 2019 - Fiscal Year 2030 |publisher=San Francisco Municipal Transportation Agency |date=December 2019 |page=47}}</ref> | open = {{start date|2007|1|13}} (limited service)<br />{{start date|2007|4|7}} (full service)<ref>{{Cite web |title=2007 Annual Report |url=https://archive.sfcta.org/sites/default/files/content/Executive/AnnualReports/sfcta_07ar.pdf |publisher=San Francisco County Transportation Authority |page=16 |access-date=2022-02-03 |archive-date=2020-02-27 |archive-url=https://web.archive.org/web/20200227052200/https://archive.sfcta.org/sites/default/files/content/Executive/AnnualReports/sfcta_07ar.pdf |url-status=dead }}</ref> | owner = [[San Francisco Municipal Transportation Agency]] | operator = [[San Francisco Municipal Railway]] | linelength = | gauge = {{RailGauge|ussg}}<br />([[standard gauge]]) | electrification