Seoul Subway Line 4

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Line 4
4호선(4號線)
Sa Hoseon
South Korea subway logo.svg
Korail Line 4 train at Geumjeong.JPG
Statistics
Type Rapid transit
System Seoul Metropolitan Subway
Status Operational
Termini Danggogae
Oido
No. of stations 48
26-Seoul Metro
22-Korail
Operation
Opened 20 April 1985 (1985-04-20)
Operator(s) Seoul Metro & Korail
Technical
Line length 70.5 km (43.8 mi)
31.1 km (19.3 mi) Seoul Metro
39.4 km (24.5 mi) Korail
No. of tracks 2

Seoul Subway Line 4 (dubbed The Blue Line) of the Seoul Metropolitan Subway is a long line crossing from the southwest to the northeast across the Seoul National Capital Area. This is operated by both Korail and Seoul Metro. The southern terminus (Oido) is in Jeongwang 4-dong, Siheung City, and the northern terminus (Danggogae) is in Sanggye 4-dong, Nowon-gu, northern Seoul.

The Transportation and Construction Committee of the National Assembly has approved that the northern end of Line 4 will be extended from Danggogae to Jinjeop, Namyangju. Construction will begin in 2015 with completion date in 2019.[1]


Stations[edit]

Station
Number
Station Name
English
Station Name
Hangul
Station Name
Hanja
Transfer
Line Name
Distance
in km
Total
Distance
Location
409
Danggogae 당고개 당고개
Line 4
---
0.0
Seoul
Nowon-gu
410
Sanggye 상계
1.2
1.2
411
Nowon 노원 Line 7
1.0
2.2
412
Chang-dong 창동 Line 1
1.4
3.6
Dobong-gu
413
Ssangmun 쌍문
1.3
4.9
414
Suyu 수유
1.5
6.4
Gangbuk-gu
415
Mia 미아
1.4
7.8
416
Miasamgeori 미아삼거리 삼거리
1.5
9.3
417
Gireum 길음
1.3
10.6
Seongbuk-gu
418
Sungshin Women's University 성신여대입구 Ui LRT (2014)
1.4
12.0
419
Hansung University 한성대입구
1.0
13.0
420
Hyehwa 혜화
0.9
13.9
Jongno-gu
421
Dongdaemun 동대문 Line 1
1.5
15.4
422
Dongdaemun History & Culture Park 동대문역사문화공원 Line 2 Line 5
0.7
16.7
Jung-gu
423
Chungmuro 충무로 Line 3
1.3
17.4
424
Myeong-dong 명동
0.7
18.1
425
Hoehyeon 회현
0.7
18.8
426
Seoul 서울 Line 1 Gyeongui AREX
0.9
19.7
Yongsan-gu
427
Sookmyung Women's University 숙대입구
1.0
20.7
428
Samgakji 삼각지 Line 6
1.2
21.9
429
Sinyongsan 신용산
0.7
22.6
430
Ichon 이촌 Jungang Shinbundang (2018)
1.3
23.9
431
Dongjak 동작 Line 9
2.7
26.6
Dongjak-gu
432
Chongshin University
(Isu)
총신대입구
(이수)

()
Line 7
1.8
28.4
433
Sadang 사당 Line 2
1.1
29.5
434
Namtaeryeong 남태령
1.6
31.1
Seocho-gu
435
Seonbawi 선바위 선바위
Gwacheon
Line
2.0
33.1
Gyeonggi-do
Gwacheon-si
436
Seoul Racecourse Park 경마공원
1.0
34.1
437
Seoul Grand Park 대공원
0.9
35.0
438
Gwacheon 과천
1.0
36.0
439
Government Complex Gwacheon 정부과천청사
1.0
37.0
440
Indeogwon 인덕원
3.0
40.0
Anyang-si
441
Pyeongchon 평촌
1.6
41.6
442
Beomgye 범계 범계
1.3
42.9
443
Geumjeong 금정 Line 1
Ansan
Line
2.6
45.5
Gunpo-si
444
Sanbon 산본
2.3
47.8
445
Surisan 수리산
1.1
48.9
446
Daeyami 대야미
2.6
51.5
447
Banwol 반월
2.0
53.5
Ansan-si
448
Sangnoksu 상록수
3.7
57.2
449
Hanyang University at Ansan 한대앞
1.5
58.7
450
Jungang 중앙
1.6
60.3
451
Gojan 고잔
1.4
61.7
452
Choji 초지 Sosa–Wonsi (2016)
1.5
63.2
453
Ansan 안산
1.8
65.0
454
Singil Oncheon 신길온천
2.2
67.2
455
Jeongwang 정왕
2.9
70.1
Siheung-si
456
Oido 오이도 Suin Line
1.4
71.5

Depots and facilities[edit]

(from Danggogae to Oido)

  • Turnback siding (underground) after Danggogae Station
  • Changdong Depot (used for Seoul Metro class 4000)
  • Connecting track to Line 3 before Chungmuro Station
  • Dongjak Bridge
  • Chongshin Univ. - Sadang scissors crossover
  • Turnback siding (underground) after Sadang Station
  • Sadang - Namtaeryong track crossing point (Scissors crossover)
  • Namtaeryong - Seonbawi track crossing point (Scissors crossover, switch from right to left-hand traffic, or vice versa)
  • Namtaeryong - Seonbawi voltage/current switch (DC 1,500V ↔ AC 25,000V)
  • Ansan Depot (used for simple maintenance Korail class 341000)
  • Siheung Depot (used for Korail class 341000, and also used for heavy maintenance of Korail class 311000 operated in Line 1)

Rolling stock[edit]

Current[edit]

Seoul Metro[edit]

Seoul Metro 4000 series
  • Seoul Metro 4000 series
    • MELCO GTO-VVVF inverter controlled electric car (fleet No. 401~409, 451~463)
    • Woojin IGBT-VVVF inverter controlled electric car (fleet No. 410~426, 464~471)

Korail[edit]

  • Korail Class 341 (ex-Korail Class 2030: 1st Batch, 2nd Batch)

Former[edit]

Seoul Metro[edit]

  • Seoul Metro 4000 series
    • Wide-width GEC Chopper resister controlled electric car (from 1985-1993, temporary, built for Seoul Subway Line 3)

Korail[edit]

Extension[edit]

Several stations will be added from Danggogae Station. Construction is set to begin in 2015 with a completion target of 2019.

Station
Number
Station Name
English
Station Name
Hangul
Station Name
Hanja
Transfer
Line Name
Distance
in km
Total
Distance
Location
406
Jinjeob 진접
Line 4
Gyeonggi-do
Namyangju
407
Onam 오남
408
North Byeolnae 북별내

See also[edit]

References[edit]

  1. ^ "4호선 연장 및 창동차량기지 이전 공동 선언식" (Korean). 연합뉴스. 17 October 2012. Retrieved 5 November 2012.