Seoul Metropolitan Subway: Difference between revisions

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{{Infobox public transit
| name = Seoul Metropolitan Subway
| image = South Korea subway logoSeoul-metro-2009-20180916-103548.svgjpg
| imagesize = 75px300px
| caption2caption = [[Seoul Metro 2000 series (2005)|Seoul Metro 2000 series]] train on [[Seoul Subway Line 2|Line 2]]
| alt =
| caption =
| image2 = Seoul-metro-2009-20180916-103548.jpg
| imagesize2 = 300px
| caption2 = [[Seoul Metro 2000 series (2005)|Seoul Metro 2000 series]] train on [[Seoul Subway Line 2|Line 2]]
| native_name = 수도권 전철 / 首都圈電鐵<br>''Romanizations see box below''
| owner = [[Government of South Korea]], [[Seoul Metropolitan Government]], [[Incheon|Incheon Metropolitan City]], [[Bucheon|Bucheon City]], [[Uijeongbu City]], [[Yongin|Yongin City]]
Line 37 ⟶ 33:
| track_gauge = {{Track gauge|sg|allk=on}}
| el =
| map = [[File:Seoul_Metropolitan_Subway_network_mapSeoul_subway_linemap_en.pngsvg|250px]]
| map_state =
}}
Line 50 ⟶ 46:
The '''Seoul Metropolitan Subway''' ({{Korean|hangul=수도권 전철}}) is a [[urban rail transit|metropolitan railway]] system consisting of 23 [[rapid transit]], [[Medium-capacity rail transport system|light metro]], [[commuter rail]] and [[people mover]] lines located in northwest [[South Korea]]. The system serves most of the [[Seoul Metropolitan Area]] including the [[Incheon]] metropolis and satellite cities in [[Gyeonggi province]]. Some [[Regional rail|regional]] lines in the network stretch out beyond the Seoul Metropolitan Area to rural areas in northern [[Chungnam|Chungnam province]] and western [[Gangwon Province, South Korea|Gangwon Province]], that lie over {{Cvt|100|km}} away from the capital.<ref>[http://www.korail.com/file/statistics/2012/2012-04.pdf 2012 Korail Statistics] See p.400 for Seoul Metropolitan Subway (수도권 전철). {{webarchive |url=https://web.archive.org/web/20140227072212/http://www.korail.com/file/statistics/2012/2012-04.pdf |date=27 February 2014 }}</ref>
 
The network consists of multiple systems that form a larger, coherent system. These being the Seoul Metro proper, consisting of Seoul Metro lines 1 through 9 and certain light rail lines, that serves [[Seoul]] city proper and its surroundings; Korail [[regional rail]] lines, which serve the [[Seoul Capital Area|greater metropolitan region]] and beyond; [[Incheon Subway|Incheon Metro]] lines, operated by [[Incheon Transit Corporation]], that serve [[Incheon]] city proper; and miscellaneous light rail lines, such as [[Gimpo Goldline]] and [[EverLine|Yongin Everline]], that connect lower-density areas of their respective cities to the rest of the network.<ref>{{Cite web|url=http://mltm.go.kr/USR/policyData/m_34681/dtl.jsp?id=422|archive-url=https://web.archive.org/web/20120425051744/http://mltm.go.kr/USR/policyData/m_34681/dtl.jsp?id=422|url-status=dead|title=Ministry of Land, Transport and Maritime Affairs of South Korea: Definition of Urban Rail and Wide-area Rail|archive-date=25 April 2012}}</ref> Most of the system is operated by three companies – [[Seoul Metro]], [[Korail]] (Korea Railroad Corporation), and [[Incheon Transit Corporation|Incheon Metro]] - with the rest being operated by an assortment of local municipal corporations and private rail companies.
 
Its first metro line, [[Seoul Subway Line 1|Line 1]], started construction in 1971 and began operations in 1974, with [[Through train|through-operation]] to Korail's suburban railways. As of 2022, the network has {{convert|331.5|km|mi|abbr=on}} of track on lines 1–9 alone.
 
Most of the trains were built by [[Hyundai Rotem]], South Korea's leading train manufacturer.
 
==Overview==
The first line of the Seoul Subway network started construction in 1971.<ref>{{cite web|url=http://futureheritage.seoul.go.kr/web/investigate/HeritageView.do?htId=1503&pageIdx=41&rowsPerPage=8&searchGu=&searchBunya=&searchGubun=&searchContents=&searchCategory=|title=서울 지하철 1호선|publisher=[[Seoul Metropolitan Government]]|access-date=25 August 2015|language=ko}}</ref> The first section of subway was built using the cheaper [[cut and cover]] construction method. Initial lines relied heavily on Japanese technology, and subsequent lines (until the early-2000s) procured technological imports from Japan and the United Kingdom (in particular, [[GEC Traction]] equipment used on wide-width Lines 2, 3 and 4 rolling stock from the 1980s).<ref>{{Cite web|last=scaadmin|date=31 July 2015|title=[Metro] Construction of the Seoul Metro – the Driver behind Sustainable Urban Growth & Change|url=https://www.seoulsolution.kr/en/content/metro-construction-seoul-metro-%E2%80%93-driver-behind-sustainable-urban-growth-change|access-date=27 July 2020|website=서울아카이브 Seoul Solution|language=en}}</ref> For example, Line 1 opened in 1974 with [[Through train|through services]] joining surrounding [[Korail]] suburban railway lines influenced by the [[Tokyo subway]].<ref>{{cite web|url=httphttps://www.koreatimes.co.kr/www/news/nation/2011/02/117_81284.html|title=Seoul's first subway line opened in 1974|work=[[The Korea Times]]|access-date=25 July 2014|date=13 February 2011}}</ref> Today, many of the Seoul Metropolitan Subway's lines are operated by Korail, South Korea's national rail operator.<ref>{{cite web |title=Introducing Korail |url=http://www.korail.com/ |publisher=[[Korail]] |access-date=23 February 2014}}</ref>
 
It has been described as the world's longest multi-operator metro system by [[Network length (transport)|route length]], beating out the slightly older [[Beijing Subway]] and more recent [[Shanghai Metro]] in China by over one-third.<ref>{{cite web |url=https://www.railway-technology.com/features/featurethe-worlds-longest-metro-and-subway-systems-4144725/ |title=The world's longest metro and subway systems |website=Railway-technology.com |date=9 December 2013 |access-date=7 September 2021}}</ref> The subway has free [[WiFi]] accessible in all stations and trains.<ref>{{cite news |url=https://www.bbc.co.uk/news/world-22010533 |title=Underground world: Seoul's 'super highway' v London's 'rude tube' |newspaper=[[BBC News]] |date=3 April 2013 |access-date=12 July 2013}}</ref> All stations have [[platform screen doors]]. These safety doors were completed by 2017, however many stations previously had metal barriers installed decades beforehand.<ref>{{cite web|url=http://cafe.naver.com/smartvip/93554|title=대중교통 커뮤니티 - SBM (철도, 버스 이용자들의 공간) : 네이버 카페|website=cafe.naver.com|access-date=27 March 2018}}</ref> The world's first virtual mart for [[smartphone]] users opened at [[Seolleung station]] in 2011.
 
All directional signs in the system are written in [[Korean language|Korean]] using [[Hangul]], as well as English and [[Katakana]]/[[Chinese characters]] for Japanese and Mandarin Chinese. However the maps on the walls are in Korean and English only. In the trains, there are in addition many LCD screens giving service announcements, upcoming stop names, [[YTN]] news, stock prices and animated shorts. There are also prerecorded voice announcements that give the upcoming station, any possible line transfer, and the exiting side in Korean, followed by English. At major stations, this is followed by [[Japanese language|Japanese]], then [[Mandarin Chinese]], as well.<ref>{{cite web |title=Seoul Metropolitan Subway |url=https://www.railway-technology.com/projects/seoul-metro/ |website=Railway Technology |access-date=16 June 2022}}</ref>
Line 77 ⟶ 75:
The system is organized such that numbered lines, with some exceptions, are considered as urban rapid transit lines located within the [[Seoul National Capital Area]] (SNCA), whereas wide-area commuter lines operated by Korail provide a metro-like commuter rail service that usually extends far beyond the boundaries of the SNCA, rather similar to the [[Réseau Express Régional|RER]] in [[Paris]]. The AREX is an [[airport rail link]] that links [[Incheon International Airport]] and [[Gimpo International Airport station|Gimpo Airport]] to central Seoul, and offers both express service directly to Incheon International Airport and all-stop commuter service for people living along the vicinity of the line. While operating hours may vary depending on the line and station in question, the Seoul Metropolitan Subway generally operates every day from 5.30 a.m. until midnight,<ref>https://english.visitseoul.net/transportation</ref> with some lines operated by Seoul Metro ending services around 1 a.m. on weekdays.<ref>https://koreajoongangdaily.joins.com/2022/05/29/national/socialAffairs/Korea-subway-Seoul/20220529174025996.html</ref>
 
[[File:Seoul Metropolitan Subway network mapSeoul_subway_linemap_en.pngsvg|thumb|center|1000px|System map of the Seoul Metropolitan Subway, showing current and future proposed lines, as of 26 August 2023.]]
 
{| class="wikitable sortable"
Line 96 ⟶ 94:
| 102<ref group="Note">Of which 92 are operated by Korail and 10 by Seoul Metro.</ref>
|Dark blue
| 218.3&nbsp;km<ref name="Korail-Metro">{{cite web|url=http://info.korail.com/mbs/english/subview.jsp?id=english_050202000000|title=Metro Lines & Trains in Operation|publisher=[[Korail]]|access-date=25 July 2014}}</ref><ref name="Seoul-Subway-stats">{{cite web |url=http://infra.seoul.go.kr/archives/1092 |script-title=ko:지하철건설현황 |publisher=Seoul City Government |language=ko |trans-title=Status of Subway Construction |access-date=22 February 2014}}</ref><ref group="Note">Of which 211210.15&nbsp;km is operated by Korail and 7.8&nbsp;km by Seoul Metro.</ref>
| 1974
| 2023
Line 129 ⟶ 127:
| 51<ref group="Note">Of which 25 are operated by Korail and 26 by Seoul Metro.</ref>
|Light blue
| 7285.17&nbsp;km<ref name="Korail-Metro" /><ref name="Seoul-Subway-stats" /><ref group="Note">Of which 40.4&nbsp;km is operated by Korail and 3145.73&nbsp;km by Seoul Metro.</ref>
| 1985
| 2022
Line 158 ⟶ 156:
| [[Seongnam station (Incheon)|Seongnam]]
| 53
| Olive Greengreen<ref name=":0" />
| 60.1&nbsp;km<ref name="Seoul-Subway-stats" />
| 1996
Line 166 ⟶ 164:
|-
| style="text-align:center;" | {{Rail color box|system=Seoul Metropolitan Subway|line=8|inline=yes}}
| [[AmsaByeollae station|AmsaByeollae]]
| [[Moran station|Moran]]
| 1824
|Pink
| 1731.71&nbsp;km<ref name="Seoul-Subway-stats" />
| 1996
| 19992024
| [[Seoul Metro]]
| rowspan="2" | Seoul Metropolitan Government
Line 190 ⟶ 188:
| [[Incheon International Airport Terminal 2 station|Incheon Int'l Airport Terminal 2]]
| 14
| Sea-Blue blue<ref name=":0" />
| 63.8&nbsp;km
| 2007
Line 201 ⟶ 199:
| [[Jipyeong Station|Jipyeong]] / [[Seoul Station]]
| 57
| Jade-Color<ref name=":0" />
| 137.8&nbsp;km<ref>{{cite web|url=http://www.hani.co.kr/arti/english_edition/e_national/670732.html|title=Southern portion of inter-Korean railway to reopen|date=25 December 2014|publisher=[[The Hankyoreh]]|access-date=25 August 2015}}</ref>
| 2005
Line 220 ⟶ 218:
| [[Incheon station|Incheon]]
| 63
| Orange-yellow
| 104.6&nbsp;km<ref>{{cite web|url=http://kojects.com/2013/11/30/final-bundang-line-extension/|title=Final Bundang Line Extension Opens|publisher=Kojects|access-date=26 August 2014|date=30 November 2013}}</ref>
| 1994
Line 229 ⟶ 227:
| [[Bukhansan Ui station|Bukhansan Ui]]
| 15
| Light gold
| 11.4&nbsp;km<ref>{{cite web|url=http://www.ui-line.com/html/comIntro/comIntro03/comIntro_03_00.php|title=우이신설도시철도에 오신결 환영합니다.|website=www.ui-line.com|access-date=27 March 2018}}</ref>
| 2017
| {{sort dash}}
| -
| UiTrans LRT Co., Ltd.
| rowspan="2" | Seoul Metropolitan Government
Line 240 ⟶ 238:
| [[Gwanaksan station|Gwanaksan]]
| 11
| Seoul-Skyblue Sky blue<ref name=":0" />
| 7.8&nbsp;km
| 2022
| {{sort dash}}
| -
| South Seoul LRT Co., Ltd.
|-
Line 250 ⟶ 248:
| [[Gwanggyo station|Gwanggyo]]
| 16
| Red<ref name=":0" />
| 33.4&nbsp;km<ref>{{cite web|url=http://www.shinbundang.co.kr/index.jsp?pageID=/dxline/dxline7_1.jsp&open_main=1&open_sub1=8&open_sub2=0|title=무인운전 시스템의 장점|publisher=Shinbundang Line & NeoTrans|language=ko|access-date=25 July 2014}}</ref>
| 2011
Line 261 ⟶ 259:
| [[Songdo Moonlight Festival Park station|Songdo Moonlight Festival Park]]
| 30
|LightBlue Light blue<ref name=":0" />
| 30.3&nbsp;km
| 1999
Line 272 ⟶ 270:
| [[Unyeon station|Unyeon]]
| 27
|LightOrange Light orange<ref name=":0" />
| 29.1&nbsp;km
| 2016
| {{sort dash}}
| -
|-
| style="text-align:center;" | {{Rail color box|system=Seoul Metropolitan Subway|line=Everline|inline=yes}}
Line 284 ⟶ 282:
| 18.1&nbsp;km<ref>{{cite web|url=http://www.ever-line.co.kr/everline/bbs/content.php?co_id=everline|title=노선안내|publisher=Yongin Rapid Transit Corporation|access-date=25 July 2014|language=ko|url-status=dead|archive-url=https://web.archive.org/web/20140810222755/http://www.ever-line.co.kr/everline/bbs/content.php?co_id=everline|archive-date=10 August 2014}}</ref>
| 2013
| {{sort dash}}
| -
| [[EverLine|Yongin EverLine Co., Ltd.]] / [[Neo Trans]]
| [[Yongin|Yongin City Council]]
Line 303 ⟶ 301:
| [[Yeoju station|Yeoju]]
| 11
| Korail-Blue blue<ref name=":0" />
| 54.8&nbsp;km
| 2016
| {{sort dash}}
| -
| [[Korail]]
| rowspan="2" | Government of South Korea
Line 327 ⟶ 325:
| 23.7&nbsp;km
| 2019
| {{sort dash}}
| -
| GIMPO Goldline Co., Ltd. (Subsidiary of [[Seoul Metro]])
| [[Gimpo City|Gimpo City Council]]
| -
| style="text-align:center;" | {{Rail color box|system=Seoul Metropolitan Subway|line=GTX-A|inline=yes}}
| [[Suseo station|Suseo]]
| [[Dongtan station|Dongtan]]
| -4
|Purple/Violet
| 83.1&nbsp;km
| 2024
| {{sort dash}}
| [[:ko:지티엑스에이운영]] (Subsidiary of [[Seoul Metro]])
| Government of South Korea
|}
 
Line 336 ⟶ 345:
 
==Fares and ticketing==
[[File:Ticket Vending and Card Reload Machine - Seoul Metropolitan Subway 20240713.jpg|thumb|Ticket Vending and Card Reload Machine in [[Soraepogu Station]], [[Incheon]]]]
[[File:T-money card.jpg|thumb|alt=T-money|180px|[[T-money]] smart card]]
[[File:Turnstiles of the Seoul Subway 2001.jpg|thumb|Magnetic-stripe ticket + Upass turnstiles on Line 4 in July 2001]]
Line 358 ⟶ 368:
==Current construction==
===Opening 2024===
*[[Seoul Subway Line 8|LineGTX 8A]] will be extended on 29open June 2024 north frombetween [[AmsaSeoul station]] toand [[ByeollaeUnjeong station]] onby the [[Gyeongchun Line]]December, with a5 transferstations. The central section between Seoul station and Suseo station is scheduled to thebe [[Gyeongui-Jungangconnected Line]]by at2026, except for [[GuriSamseong station]] which will open in 2028.
*[[GTX A]] will open between [[Dongtan station]] and [[Suseo station]] by March, and between [[Seoul station]] and [[Unjeong station]] (by December). The first phase of GTX A Line will ultimately include 11 stations over 83.3&nbsp;km (51.77&nbsp;mi), after the section between Seoul station and Suseo station is connected by 2025, and GTX A’s part of [[Samseong station]] is opened by 2028.
*The [[Seohae Line]] is set to extend South from [[Wonsi station]] to [[Seohwaseongnamyang Station]] by December 2024.
 
===Opening 2025===
*The [[SinansanIncheon Subway Line 1]] will openbe extended north Aprilin June 2025. Theby line6.8&nbsp;km will start(4.226&nbsp;mi), atfrom [[YeouidoGyeyang station]] and split into two branches: one to [[HanyangGeomdan UniversityLake ERICAPark Campusstation]] station, andwith one3 tonew [[Songsanstations. station]]Geomdan onLake thePark [[Seohaestation Line]].is Thelater latterexpected branchto willbecome partiallya sharetransfer tracksstation with the Seohae[[Gimpo LineGoldline]] and the [[GyeonggangIncheon Subway Line 2]], for which extensions are in planning.
*The [[Incheon Subway Line 1]] will be extended north in May 2025 by 6.8&nbsp;km (4.226&nbsp;mi), from [[Gyeyang station]] to [[Geomdan station]], with 3 new stations. Geomdan station is later expected to become a transfer station with the [[Gimpo Goldline]] and the [[Incheon Subway Line 2]], for which extensions are in planning.
* The [[Wirye Line]], another light metro line in southeastern Seoul, will open in September 2025 between [[Macheon station]] on Line 5 and will have two branches: one will head to [[Bokjeong station]] on Line 8 and Suin-Bundang line, and one at [[Namwirye station]], also a station on Line 8, with 12 stations planned in total. While technically part of the subway system, the Wirye Line will actually be a [[tram]]way line.
*[[GTX A]] will open its central section between [[Seoul station]] and [[Suseo station]] (15.3&nbsp;km) by November 2025, completing the entire GTX A Line. However, [[Samseong Station]] will still be under construction at the time of the opening, and there will be no intermediary stop between [[Seoul station]] and [[Suseo station]].
 
===Opening 2026===
*The [[Seohae Line]] is set to extend South from [[Wonsi station]] to [[Seohwaseongnamyang Station]] by DecemberMarch 20242026.
*The [[Dongbuk Line]], a light metro line in northeastern Seoul, is scheduled to open in July 2026 with 14 stations between [[Wangsimni station]] and Eunhaeng Sageori station.<ref>{{Cite web|url=http://www.hani.co.kr/arti/society/area/804040.html|title=속도내는 동북선 경전철…2019년 착공|date=24 July 2017|website=[[The Hankyoreh]]}}</ref>
*The [[Sinansan Line]] will open December 2026. The line will start at [[Yeouido station]] and split into two branches: one to [[Hanyang University#ERICA|Hanyang University ERICA Campus]] station, and one to [[Songsan station]] on the [[Seohae Line]]. The latter branch will partially share tracks with the Seohae Line and the [[Gyeonggang Line]].
*[[Hagik station]], between [[Songdo station]] and [[Inha University station]] on the [[Suin–Bundang Line]], will open as an in-fill station once the redevelopment of the surrouneding area is completed. This area will feature cultural, commercial, and medical facilities along with new residential areas.<ref>{{cite web|url=http://news.kmib.co.kr/article/view.asp?arcid=0923440347&code=11131411&cp=nv|title="25분 거리를 10분만에… 지역경제도 살아났으면"… 27일 완전 재개통 앞둔 수인선 시범 운행|website=[[Kukmin Ilbo]]|date=24 February 2016|access-date=27 March 2018}}</ref>
*[[GTX A]] will open its central section between [[Seoul station]] and [[Suseo station]] (15.3&nbsp;km) by NovemberSeptember 20252026, completing the entire GTX A Line. However, [[Samseong Station]] will still be under construction at the time of the opening, and there will be no intermediary stop between [[Seoul station]] and [[Suseo station]].
*[[Seoul Subway Line 7|Line 7]] will be extended 3by 2 stations northwards to [[OkjeongGoeup station]] in [[Yangju]] by 20272026, with a transfer at [[Tapseok station]] with the [[U Line]].<ref>{{Cite web|url=http://news.kbs.co.kr/news/view.do?ncd=4342372|title = 양주까지 7호선 연결 본격 시작…서울 접근성 기대}}</ref> It is also scheduled to extend from [[Seongnam Station (Seongnam)|Seongnam station]] to [[Cheongna International City station]] in 2027, with a transfer with [[AREX]].<ref>{{Cite web|url=https://news.naver.com/main/read.nhn?mode=LSD&mid=sec&sid1=102&oid=001&aid=0011586743|title=서울지하철 7호선 청라 연장사업 본궤도 진입…설계 착수|date=4 May 2020|website=[[Yonhap News Agency]]}}</ref>
*[[Gwacheon Information Town station]], between [[Indeogwon station]] and [[Government Complex Gwacheon station]] on [[Seoul Subway Line 4|Line 4]], will open as an in-fill station in December 2026 once the redevelopment of the surrounding area is completed.
 
===Opening 2027===
*[[Changneung station]], between [[Daegok station (Goyang)|Daegok station]] and [[Yeonsinnae station]] will open as an in-fill station on the [[GTX A]] Line, to go along with urban development in the area.
*[[Hoecheonjungang station]], between [[Deokgye station]] and [[Deokjeong station]] will open as an in-fill station on the [[Seoul Subway Line 1|Line 1]] Line, to go along with urban development in the area.
*[[Buseong station]], between [[Jiksan station]] and [[Dujeong station]] will open as an in-fill station on the [[Seoul Subway Line 1|Line 1]] Line, to go along with urban development in the area.
*[[Seoul Subway Line 7|Line 7]] will be extended from [[Seongnam Station (Seongnam)|Seongnam station]] to [[Cheongna Int'l Business Complex station]] in 2027. The new extension will have 6 stations and a total length of 6.8km.
 
===Opening 2027 or later2028===
*[[Seoul Subway Line 7|Line 7]] will be extended 3 stations northwards to [[Okjeong station]] in [[Yangju]] by 2027, with a transfer at [[Tapseok station]] with the [[U Line]].<ref>{{Cite web|url=http://news.kbs.co.kr/news/view.do?ncd=4342372|title = 양주까지 7호선 연결 본격 시작…서울 접근성 기대}}</ref> It is also scheduled to extend from [[Seongnam Station (Seongnam)|Seongnam station]] to [[Cheongna International City station]] in 2027, with a transfer with [[AREX]].<ref>{{Cite web|url=https://news.naver.com/main/read.nhn?mode=LSD&mid=sec&sid1=102&oid=001&aid=0011586743|title=서울지하철 7호선 청라 연장사업 본궤도 진입…설계 착수|date=4 May 2020|website=[[Yonhap News Agency]]}}</ref>
*[[Samseong station]] will open as an in-fill station on [[GTX-A]], between [[Seoul station]] and [[Suseo station]] on April 2028. The opening of the GTX-A part of the station was delayed due to the construction delay of the Yeongdongdaero Transfer Complex, a complex that will connect Samseong station of Line 2, Samseong station of GTX-A, [[GTX-C]], and [[Wirye-Sinsa Line]], and [[Bongeunsa Station]] on Line 9.
*[[Seoul Subway Line 9|Line 9]] will be extended 4 stations eastwards from [[VHS Medical Center station]] to [[Saemteo Park station]], with a transfer with [[Godeok station]] on [[Seoul Subway Line 5|Line 5]] by 2028.
*[[Samseong station]] will open as an in-fill station on [[GTX-A]], between [[Seoul station]] and [[Suseo station]] onin April 2028. The opening of the GTX-A part of the station was delayed due to the construction delay of the Yeongdongdaero Transfer Complex, a complex that will connect Samseong station of Line 2, Samseong station of GTX-A, [[GTX-C]], and [[Wirye-Sinsa Line]], and [[Bongeunsa Station]] on Line 9.
*The [[Gyeonggang Line]] will be extended to the west, from [[Pangyo station]] to [[Wolgot station]] by 2028. The extension will be 49.6&nbsp;km long, and partly share tracks with the [[Sinansan Line]]. There will be 11 additional stations to the line, including transfers available at [[Wolgot station]] ([[Suin-Bundang Line]]), [[Siheung City Hall station]] ([[Seohae Line]], [[Sinansan Line]]), [[Gwangmyeong Station]] ([[Seoul Subway Line 1|Line 1]], [[Sinansan Line]]), [[Anyang station]] ([[Seoul Subway Line 1|Line 1]]), [[Indeogwon station]] ([[Seoul Subway Line 4|Line 4]], [[Indeogwon-Dongtan Line]]). Service may then be further extended further west towards downtown [[Incheon]] using the tracks of the [[Suin-Bundang Line]].
* The [[DongtanGTX-Indeogwon LineC]] will open between [[DongtanDeokjeong Station]] in the North and [[IndeogwonSuwon Station]] byand December[[Sangnoksu 2028Station]] to the South, splitting into 2 branches. The Lineline will havefeature 17new stopsdedicated tracks on its central section and ashare tracks with [[Seoul Subway Line 1|Line 1]] at its ends. In total, the length of 38the line witll be 85.1&nbsp;km9km, with 14 stations.
 
===Opening 2029 or later===
*[[Seoul Subway Line 7|Line 7]] will be extended from [[Cheongna Int'l Business Complex station]] to [[Cheongna International City station]] in 2029, connecting with the [[AREX]] Line. The new extension will have 2 stations and a total length of 3.1km.
*[[Seoul Subway Line 7|Line 7]] will be extended from [[Goeup Station]] to [[Pocheon station]] in 2030. The new extension will have 4 stations and a total length of 19.3km.
*The [[Dongtan-Indeogwon Line]] will open between [[Dongtan Station]] and [[Indeogwon Station]] by 2029. The Line will have 17 stops and a length of 38.1&nbsp;km.
*The [[Gyeonggang Line]] will be extended to the west, from [[Pangyo station]] to [[Wolgot station]] by 2028December 2029. The extension will be 49.6&nbsp;km long, and partly share tracks with the [[Sinansan Line]]. There will be 11 additional stations to the line, including transfers available at [[Wolgot station]] ([[Suin-Bundang Line]]), [[Siheung City Hall station]] ([[Seohae Line]], [[Sinansan Line]]), [[Gwangmyeong Station]] ([[Seoul Subway Line 1|Line 1]], [[Sinansan Line]]), [[Anyang station]] ([[Seoul Subway Line 1|Line 1]]), [[Indeogwon station]] ([[Seoul Subway Line 4|Line 4]], [[Indeogwon-Dongtan Line]]). Service may then be further extended further west towards downtown [[Incheon]] using the tracks of the [[Suin-Bundang Line]].
*The [[Shinbundang Line]] will be extended south from [[Gwanggyo Jungang station]] to [[Homaesil station]] in 2029, with 5 new stations and 11&nbsp;km of tracks.
*The [[Seoul Subway Line 1|Line 1]] branch to [[Seodongtan Station]] will be extended to [[Dongtan Station]] by 2029, as part of the construction of the [[Dongtan-Indeogwon Line]]. The extension will have 2 stops and a length of 4.6&nbsp;km.
*[[GTX-B]] will open in 2030 between [[Incheon National University Station]] in the West and [[Maseok Station]] in the South. The line will feature new dedicated tracks, except East of [[Mangu Station]] where it will share tracks with the [[Gyeongchun Line]]. In total, the length of the line will be 80.3km, with 13 stations.
 
== Approved for construction ==
The following lines have not started construction, but are considered to be approved after their plans and their financing have been finalized. Most of these lines are scheduled to start construction in the next couple of years.
 
* The [[Daejang-Hongdae Line]] will be a medium capacity line between [[Hongik University Station]] and [[Daejang Station]] in the city of [[Bucheon]], scheduled to begin construction in 2024. The line will have a length of 20.1km and 12 stations
* The [[Wirye–Sinsa Line]], a light metro line in southeastern Seoul, will open between [[Sinsa station]] and Wirye with 11 stations planned.<ref>{{Cite web|url=http://www.newspim.com/news/view/20181025000678|title=위례신사선 민자사업, 추진 확정..2021년께 착공 예상|date=25 October 2018|website=[[NewsPim]]}}</ref> Construction has been delayed due to issues with the contractors.
*[[Seoul Subway Line 7|Line 7]] will also be further extended 3 stations northwards from [[Okjeong station]] in [[Yangju]], currently under construction, to the city of [[Pocheon]], with a terminus at [[Pocheon station]].
*[[Seoul Subway Line 9|Line 9]] will also be further extended to the East, with 6 new stations across the Han river and northwards, from [[SaemteoOgeum Park stationStation]] to [[PungyangHanam City Hall station]], for a length of 11.7km. Completion is planned for 2032.
*The [[Shinbundang Line]] will be extended north from [[Sinsa station]] to [[Yongsan station]], with 3 new stations over 5.3&nbsp;km. Construction will begin in 2026 for a completion in 2032, upon the completion of the transfer of ownership of the [[Yongsan Garrison]] to the Korean government.
* The [[ShinbundangSeobu Line]] is a new light metro line, which will alsohave bea extendedlength southof 18&nbsp;km and go through 16 stations, starting fromat [[Gwanggyo JungangGwanaksan station]], towhich is also the last station of the [[HomaesilSillim stationLine]], withand 5then newgo stationsNorth-West across the Han River and 11&nbsp;kmup ofto tracks[[Saejeol station]] on [[Seoul Subway Line 6|Line 6]]. Construction will begin in 20232025.
*[[Myeonmok Line]] is a [[light metro]] in the northeastern area of Seoul running between [[Cheongnyangni station]] and [[Sinnae station]] with 12 stations and connections to the Gyeongchun Line and Line 6.<ref>{{Cite web|url=http://www.newspim.com/news/view/20190220000284|title=[서울 도시철도망] 면목선, 동대문·중랑 상습정체 구간 해소|date=20 February 2019|website=[[NewsPim]]}}</ref> The line was approved in June 2024.
* The [[Seobu Line]] is a new light metro line, which will have a length of 18&nbsp;km and go through 16 stations, starting at [[Gwanaksan station]], which is also the last station of the [[Sillim Line]], and then go North-West across the Han River and up to [[Saejeol station]] on [[Seoul Subway Line 6|Line 6]]. Construction will begin in 2023.
*[[Dongtan Metro]] is a set of 2 tramway lines, which will be part of the Seoul Metropolitan Subway, under the names [[Dongtan Line 1]] and [[Dongtan Line 2]], with both lines connecting at [[Dongtan Station]]. [[Dongtan Line 1]] will have 17 stations over 16.9km, while [[Dongtan Line 2]] will have 19 stations over 15.5km. Construction will begin in early 2025 for an opening by December 2027.
*[[GTX B]] and [[GTX C]] have been approved, and will offer new express commuter rail service to complement the existing subway service. [[GTX C]] should start construction in 2023, and will go from [[Suwon Station]] to [[Deokjeong Station]]. Construction of [[GTX B]], which will go from Songdo station to [[Maseok station]], should begin in 2024.
*The [[Ui LRT]] will have a new Northern branch, starting from [[Solbat Park Station]], and reaching [[Banghak Station]] on [[Seoul Subway Line 1|Line 1]], for a length of 3.5km and 3 new stations. Construction will begin in 2025 for a completion in 2031.
*[[Seoul Subway Line 3|Line 3]] will be extended to the East, with 8 new stations across the Han river and northwards from [[Saemteo Park station]] to [[Pungyang station]], for a length of 17.4km. Construction should begin in 2025 for completion in 2031.
 
== Planned ==
Line 430 ⟶ 455:
Seoul-metro-240-Sinchon-station-entrance-3-20181121-082156.jpg|The no.3 entrance to Sinchon Station on the Seoul Metro Line 2 in Mapo-gu, Seoul
Seoul Metro Line 2 LCD 1.jpg|Seoul Metro Line 2 LCD
Suin–Bundang Line (Korail Class 319000) 20240713 (01).jpg|Space for wheelchair stroller carrier (inside the train)
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