Editing Victoria line (section)

==Depot==
[[File:09NPKDT.jpg|thumb|[[London Underground 2009 Stock|2009 tube stock]] at the Victoria line's Northumberland Park Depot|alt=Two Victoria line trains sitting in sidings]]
The depot at [[Northumberland Park, London|Northumberland Park]], the service and storage area for trains, is the only part of the Victoria line above ground. Trains access the depot via a branch line in a tunnel to the north of [[Seven Sisters station|Seven Sisters]].<ref>{{cite web |url=http://www.railwayoperators.co.uk/whats-on/title/visit-to-northumberland-park/ |title=Visit to Northumberland Park Depot |publisher=Institution of Railway Operators |access-date=12 September 2018 |archive-date=13 September 2018 |archive-url=https://web.archive.org/web/20180913040230/http://www.railwayoperators.co.uk/whats-on/title/visit-to-northumberland-park/ |url-status=dead }}</ref>

The depot opened with the first stage of the line in September 1968. It is next to [[Northumberland Park railway station]], on [[Tottenham Marshes]] in the [[London Borough of Haringey]], over a mile from the Victoria line. When built, it was {{convert|900|ft}} long and had working space for 22 eight-car trains.{{sfn|Day|Reed|2010|p=167}} As part of Transport for London's tube upgrade scheme, the depot has been expanded and upgraded to accommodate all the 2009 Tube Stock trains<ref name="waboso 2">{{cite news |title=Transforming the tube |author=Waboso, David |work=Modern Railways |location=London |date=December 2010 |pages=43–44}}</ref><ref>{{cite web|url=https://www.railway-technology.com/projects/london/|title=London Underground Major Regeneration Scheme|publisher=Railway Technology|access-date=13 September 2018}}</ref> and a new signalling system.<ref>{{cite web |title=Victoria Line renaissance |url=https://www.railengineer.co.uk/victoria-line-renaissance/ |website=Rail Engineer |access-date=9 March 2025}}</ref>