Editing Victoria line (section)

===Victoria–Brixton===
[[File:PimlicoStation.jpg|thumb|[[Pimlico tube station|Pimlico station]] was the last part of the Victoria line to open, and is the line's only station that is not an interchange.]]
The {{convert|3.5|mile|adj=on}} extension from Victoria to Brixton with stations at {{rws|Vauxhall}} and [[Stockwell tube station|Stockwell]] was approved in March 1966.{{sfn|Day|Reed|2010|p=163}} Preparatory work had started at Bessborough Gardens near [[Inner Ring Road, London#Vauxhall Bridge Road|Vauxhall Bridge Road]] in May 1967.<ref>{{cite news |title=Seeing Red Over A Green |newspaper=The Times |location=London |date=24 May 1967 |page=2 |access-date=12 September 2018 |url=http://find.galegroup.com/ttda/infomark.do?&source=gale&prodId=TTDA&userGroupName=kccl&tabID=T003&docPage=article&searchType=BasicSearchForm&docId=CS34434232&type=multipage&contentSet=LTO&version=1.0 |url-access=subscription }}</ref> The contract was awarded on 4 August 1967.{{sfn|Day|Reed|2010|p=163}} A proposal to build [[Pimlico tube station]] received Government approval on 28 June 1968.<ref>{{Cite web|url=https://api.parliament.uk/historic-hansard/written-answers/1968/jun/28/victoria-line-extension-pimlico-station|title=Victoria Line Extension (Pimlico Station) (Hansard, 28 June 1968)|website=api.parliament.uk|access-date=23 April 2020}}</ref>{{sfn|Day|Reed|2010|p=166}} In July, the [[Prince Philip, Duke of Edinburgh|Duke of Edinburgh]] and the [[Charles III|Prince of Wales]] visited tunnel workings under Vauxhall Park.<ref>{{cite news |title=Picture Gallery |newspaper=The Times |location=London |date=13 July 1968 |page=3 |access-date=12 September 2018 |url=http://find.galegroup.com/ttda/infomark.do?&source=gale&prodId=TTDA&userGroupName=kccl&tabID=T003&docPage=article&searchType=BasicSearchForm&docId=CS51605229&type=multipage&contentSet=LTO&version=1.0 |url-access=subscription }}</ref>

The Brixton extension was bored using the older [[James Henry Greathead#Greathead Shield|Greathead shield]]. Although slower, use of the [[tunnelling shield]] allowed easier digging through the gravel strata south of the Thames. It was opened on 23 July 1971 by [[Princess Alexandra, The Honourable Lady Ogilvy|Princess Alexandra]], who made a journey from Brixton to {{stn|Vauxhall}}.{{sfn|Day|Reed|2010|p=171}}<ref>{{cite news |title=Picture Gallery |newspaper=The Times |location=London |date=24 July 1971 |page=2 |access-date=14 April 2018 |url=http://find.galegroup.com/ttda/infomark.do?&source=gale&prodId=TTDA&userGroupName=kccl&tabID=T003&docPage=article&searchType=BasicSearchForm&docId=CS34436344&type=multipage&contentSet=LTO&version=1.0 |url-access=subscription }}</ref> On opening, it was the first new section of Underground to open south of the Thames since the extension of the [[City and South London Railway]] from [[Clapham Common tube station|Clapham Common]] to [[Morden tube station|Morden]] in 1926.{{sfn|Day|Reed|2010|p=171}} The final piece of the Victoria line, Pimlico station, opened on 14 September 1972.{{sfn|Day|Reed|2010|p=172}}

London Transport considered extensions to Streatham, Dulwich and Crystal Palace to provide a connection to southeast London and Kent but no construction work was undertaken.<ref>{{cite news |first=Christopher |last=Warman |title=GLC Conservatives hope to put north Kent towns on Tube |newspaper=The Times |location=London |date=23 March 1973 |page=6 |access-date=13 September 2018 |url=http://find.galegroup.com/ttda/infomark.do?&source=gale&prodId=TTDA&userGroupName=kccl&tabID=T003&docPage=article&searchType=BasicSearchForm&docId=CS101152887&type=multipage&contentSet=LTO&version=1.0 |url-access=subscription }}</ref>