Editing Northern line (section)

=== 1990s refurbishment and upgrade ===
[[File:Northern line cab.JPG|thumb|Close-up of a [[High Barnet tube station|High Barnet]]-bound Northern line [[London Underground 1995 Stock|1995 stock]] cab|alt=]]
In the 1980s, a southern extension of the line to [[Peckham]] was proposed, as part of a review of potential extensions of Underground lines. The proposal was not proceeded with.<ref>{{cite web|date=1988|title=Strategic Review 1988 – New Lines and Extensions – Northern Line Southern Extension |url=https://www.whatdotheyknow.com/request/244458/response/618034/attach/5/LUL%20Strategic%20Review%201988%20New%20lines%20and%20extensions%20Northern%20Line.pdf?cookie_passthrough=1|url-status=live|website=What Do They Know |publisher=London Underground|access-date=27 September 2021|archive-date=9 September 2021|archive-url=https://web.archive.org/web/20210909142639/https://www.whatdotheyknow.com/request/244458/response/618034/attach/5/LUL%20Strategic%20Review%201988%20New%20lines%20and%20extensions%20Northern%20Line.pdf?cookie_passthrough=1}}</ref>

By the early 1990s, the line had deteriorated due to years of under-investment and the use of old [[London Underground rolling stock|rolling stock]], most of which dated back to the early 1960s.<ref>{{cite web |title=Northern Line (Hansard, 17 March 1994) |url=https://api.parliament.uk/historic-hansard/commons/1994/mar/17/northern-line |website=api.parliament.uk |access-date=27 May 2020 |archive-date=11 May 2021 |archive-url=https://web.archive.org/web/20210511074812/https://api.parliament.uk/historic-hansard/commons/1994/mar/17/northern-line |url-status=live}}</ref> The line gained the nickname "Misery Line" due to its perceived unreliability.<ref>{{cite web |archive-url=https://ghostarchive.org/varchive/youtube/20211211/i2O-w4vhaf4 |archive-date=11 December 2021 |last=Pearce |first=Mike |date=22 June 1989 |title=Northern Line driverless trains |url=https://www.youtube.com/watch?v=i2O-w4vhaf4 |via=YouTube |publisher=[[Thames Television]], [[Thames News]]}}{{cbignore}}</ref><ref name="misery1">{{cite news |title=Call for action on Northern Line |url=http://news.bbc.co.uk/1/hi/england/london/4334700.stm |publisher=[[BBC News]] |date=12 October 2005 |access-date=10 June 2008 |archive-date=1 September 2007 |archive-url=https://web.archive.org/web/20070901010932/http://news.bbc.co.uk/1/hi/england/london/4334700.stm |url-status=live}}</ref> In 1995, a comprehensive refurbishment of the line began – including track replacement, power upgrades, station modernisation (such as [[Mornington Crescent tube station|Mornington Crescent]]) and the replacement of older rolling stock with new [[London Underground 1995 Stock|1995 Stock]] thanks to a [[public–private partnership]] deal with [[Alstom]].<ref>{{cite web|title=Tubular hell |url=http://www.independent.co.uk/news/tubular-hell-1281922.html|date=6 January 1997 |website=The Independent|location=London |access-date=27 May 2020|archive-date=15 May 2021 |archive-url=https://web.archive.org/web/20210515191000/https://www.independent.co.uk/news/tubular-hell-1281922.html|url-status=live}}</ref><ref>{{cite web |date=2000 |title=Northern line modernisation |url=http://www.londontransport.co.uk/underground/n_mod.htm |archive-url=https://web.archive.org/web/20000616133201/http://www.londontransport.co.uk/underground/n_mod.htm |archive-date=16 June 2000 |access-date=14 March 2021 |website=London Transport}}</ref>