Editing Tattenham Corner line (section)

==Infrastructure and services==
{{Tattenham Corner Line|collapse=y}} 
The Tattenham Corner line is a railway line in [[Surrey]] and [[Greater London]], England. It runs for {{cvt|8|mile|14|ch|km}} from its terminus at [[Tattenham Corner railway station| Tattenham Corner station]] to an [[grade separation|at-grade]] junction with the [[Caterham line]], {{cvt|15|mi|23|ch|km}} down the line from [[London Charing Cross]] and {{cvt|10|ch|m}} south of [[Purley railway station|Purley station]].{{sfn|"Sectional Appendix"|2009|pp=289-292}} The maximum speed permitted on the branch is {{cvt|60|mph}}.{{sfn|"Sectional Appendix"|2009|pp=289-292}}{{sfn|"Route Specifications"|2016|pp=105-108}} The line is [[railway electrification in Great Britain|electrified]] using the 750 [[Volt|V]] [[direct current|DC]] third-rail system and is double tracked throughout. Signalling is controlled from Three Bridges and [[track circuit|Track Circuit Block]] is in operation.{{sfn|"Sectional Appendix"|2009|pp=289-292}}{{sfn|"Route Specifications"|2016|pp=105-108}} There are two tunnels on the line – the {{cvt|310|yd|adj=on}} Kingswood Tunnel and the {{cvt|37|yd|adj=on}} Hoppity Tunnel – both of which are to the east of [[Tadworth railway station|Tadworth station]].{{sfn|"Sectional Appendix"|2009|pp=289-292}} The steepest gradient on the line, between Chipstead Viaduct and the summit at Tadworth Street Bridge, is 1 in 80.{{sfn|Gray|1990|p=69}}{{sfn|Mitchell|Smith|1993|loc=Figs 79, 82, 89}}

The seven stations on the branch are managed by [[Southern (Govia Thameslink Railway)|Southern]], which operates all services.<ref name=timetable>{{cite web |title= L: Tattenham Corner, Coulsdon, Caterham, Purley and East Croydon to London |date= 11 December 2023 |publisher= Govia Thameslink Railway |url= https://timetables.southernrailway.com/SN/#/timetables/2375/Table%20L |access-date= 7 February 2024}}</ref> Tattenham Corner has three operational [[railway platform|platforms]], but the other six stations have two platforms each.{{sfn|"Sectional Appendix"|2009|pp=289-292}}{{efn|Platform 1 at [[Chipstead railway station|Chipstead station]] is the shortest on the line with a length of {{cvt|117.7|m}}.{{sfn|"Sectional Appendix"|2009|pp=114-122}}}} The [[buffer stop]]s at Tattenham Corner are {{cvt|23|mile|37|ch|km}} down the line from London Charing Cross, when measured via {{rws|Norwood Junction}}.{{sfn|"Sectional Appendix"|2009|pp=289-292}} 

The off-peak service pattern is two trains per hour in each direction between Tattenham Corner and London Bridge. At Purley, trains join with or split from a train travelling to or from {{rws|Caterham}}. Most trains serve all stations between {{rws|East Croydon}} and Tattenham Corner, but run non-stop between London Bridge and East Croydon.<ref name=timetable/> Off-peak trains from Tattenham Corner typically reach Purley on the [[Brighton Main Line]]  in around 23 minutes{{sfn|"Route Specifications"|2016|pp=105-108}} and arrive at London Bridge in about an hour.<ref name=timetable/> The entirety of the Tattenham Corner line is in Zone 6 of the [[London fare zones]].<ref>{{cite web |title= London's rail & tube services |date= December 2023 |publisher= Transport for London |location= London |url= https://content.tfl.gov.uk/london-rail-and-tube-services-map.pdf |access-date= 2 February 2024 }}</ref>

{|class="wikitable sortable collapsible collapsed"
|+ class="nowrap"|Stations on the Tattenham Corner line {{nobold|(ordered from east to west)}}
|-
!scope="col"|Station
!scope="col"|Distance from Charing Cross<br> via Norwood Junction{{sfn|"Sectional Appendix"|2009|pp=289-292}}
!scope="col"|Number of<br> platforms
!scope="col"|Opening date 
!scope="col" class="unsortable"|Original name
!scope="col" class="unsortable"|Ref.
|- style="background:#F8F8FF"
|[[Reedham railway station (London)|Reedham]]||{{cvt|15|mi|65|ch}}||2||{{date table sorting|1 March 1911}}||Reedham Halt||{{sfn|Quick|2023|p=386}}
|-
|{{rws|Coulsdon Town}}||{{cvt|16|mi|66|ch}}||2||{{date table sorting|1 January 1904}}||Smitham||{{sfn|Quick|2023|p=145}}
|-
|{{rws|Woodmansterne}}||{{cvt|17|mi|40|ch}}||2||{{date table sorting|17 July 1932}}||||{{sfn|Quick|2023|p=494}}
|-
|{{rws|Chipstead}}||{{cvt|18|mi|41|ch}}||2||{{date table sorting|1 November 1897}}|| ||{{sfn|Quick|2023|p=132}}
|-
|{{rws|Kingswood}}||{{cvt|20|mi|72|ch}}||2||{{date table sorting|1 November 1897}}||Kingswood & Burgh Heath||{{sfn|Quick|2023|p=268}}
|-
|{{rws|Tadworth}}||{{cvt|22|mi|18|ch}}||2||{{date table sorting|1 July 1900}}||Tadworth & Walton-on-the-Hill||{{sfn|Quick|2023|p=443}}
|-
|{{rws|Tattenham Corner}}||{{cvt|23|mi|37|ch}}||3||{{date table sorting|4 June 1901}}||||{{sfn|Quick|2023|p=444}}
|}