Line 18 (Chengdu Metro)

Line 18 of the Chengdu Metro (simplified Chinese: 成都地铁18号线; traditional Chinese: 成都地鐵18號線; pinyin: Chéngdū Dìtiě Shíbā Hào Xiàn) is an express rapid transit line that connects the urban area of Chengdu with Chengdu Tianfu International Airport. Line 18's color is teal. The Phase 1 & 2 of Line 18 is in total 69.39 km in length.[2] It is also the biggest PPP[clarification needed] project in China.[3] The section from South Railway Station to Tianfu International Airport North Station started operation on 18 December 2020.[1]

Line 18
18
Overview
StatusIn operation
OwnerChengdu Rail Transit
LocaleChengdu, Sichuan
Termini
Stations12 (in operation)
18 (future)
Service
TypeRapid transit
SystemChengdu Metro
Operator(s)Chengdu Rail Transit Corporation
Rolling stock8-car Type A
History
Opened27 September 2020; 3 years ago (2020-09-27) (South Railway Station—Sancha)[1]
Technical
Line length69.39 km (43.1 mi)[2]
Number of tracks2 main tracks
Track gauge1,435 mm (4 ft 8+12 in)
ElectrificationAC 25 kV, Overhead line
Operating speed140 km/h (Designed 160 km/h)

Between Chengdu South Railway Station and Western China International Expo City Station, the line runs adjacent to Line 1 essentially forming a four track subway. Line 18 runs express between the two stations, skipping a number of stops that Line 1 makes. The four track alignment with Line 1 will be extended to North Railway Station once Phase 3 of the line is completed.

Description edit

Phase 1 & 2 edit

Phase 1 and 2 of the line, which is currently in operation, start at Chengdu South Railway Station and end at Chengdu Tianfu International Airport. The total length is 69.39 km (43.12 mi).[2]

The line officially started construction on August 16, 2016.[4] The section from South Railway Station to Sancha started operation on 27 September 2020.[1] The line will use 8-car Type A rolling stock. The rolling stock have features designed for medium distance travel, such as a 140 km/h maximum speed and wide station spacing.[5]

The line will also feature distinct express and local services using passing tracks at select stations with an express service stopping only at 4 intermediate stations,[6] and planned to complete a trip between Chengdu South Railway Station to Chengdu Tianfu International Airport in 35 minutes. The local service will stop at all stations on Line 18 and will complete the trip in 40 to 50 minutes.[7]

Phase 3 edit

On December 9, 2019, the Department of Ecology and Environment of Sichuan Province approved new extensions for Line 18. Line 18 Phase 3 includes North Extension, Linjiang Section, and South Extension. It is 16.715 kilometers long, all underground. In total, 6 underground stations (4 transfer stations), 1 reserved station, and 1 new depot will be built.[8]

North Section edit

Line 18 is planned to extend north to North Railway Station on Line 1 serving downtown Chengdu and providing full parallel express service along the core portion of Line 1. The length of the extension is 10.985 kilometers with 4 new stations.[9]

South Section edit

Line 18 is also planned to extend south beyond Tianfu International Airport Terminals 1 & 2 Station to Guanyan,[10] adding 5.75 kilometers and 2 new underground stations and Linjiang Depot.[11] On June 18, 2020, Government of Chengdu changed the name of Linjiang Station to Guanyan Station.[10]

Phase 4 edit

Jianyang Housing and Urban Planning Bureau officially released the plan for Line 18 Phase 4 to be extended to Jianyang South Railway Station.[12]

Additionally, Line 18 will connect with the proposed Line S3 (Ziyang line) at Futian Station.[13][14][15] Line S3 (Ziyang line) is currently undergoing geological investigation in central Ziyang.

History edit

  • On July 11, 2016, the NDRC approved the third phase of expansion for the Chengdu Metro, which includes Line 18.[16]
  • On August 16, 2016, Line 18 started construction.[17]
  • On February 28, 2017, first tunnel machine started tunneling.[18]
  • On June 27, 2017, Sichuan Development and Reform Commission approved phase 2.[19]
  • On August 18, 2017, the first station: Xinglong Station finished roofing and construction.[20]
  • On October 24, 2018, Futian - T3/T4 section finished tunnel construction.
  • On January 29, 2019, Phase 1 and Phase 2 finished viaduct construction.[21]
  • On May 31, 2019, the first tunnel section was completed.[21]
  • On June 2, 2019, all tunnels in Phase 1 and Phase 2 are connected.
  • On June 13, 2019, Line 18's first train started testing in Chengdu.
  • On June 1, 2020, systems testing and debugging began.[21]
  • On June 2, 2020, Line 18, the biggest PPP[clarification needed] project in China, started its 3-month trial operation in preparation for opening.[22]
  • On August 6, 2020, Line 18 completed fire-prevention assessment.[23]
  • On September 27, 2020, the first and second section (from South Railway Station to Sancha) of Line 18 was opened.
  • On 26 March 2023, Line 18 has increased express service from 6 to 16 trains, to match the increasing needs for Chengdu Tianfu International Airport and daily commuters. Line 18 also increased 58 trains daily (36 trains for Airport Express Service).[25][26]
  • On 1 June 2023, express service has restructured to be through train services, no longer stop at Incubation Park, Haichang Road and Sancha.[27]
  • On 13 August 2023, Futian station opened service.[28]
  • On 28 November 2023, with start of line 19 phase 2 operation and interchange-only open of Tianfu Station, two cross-line through services have introduced, one stop at each stations of line 19 and stations of line 18 east of Tianfu Station, another "directly through" service, 6 times to-and-fro per a day, from Jinxing to Terminal 1 & 2 of Tianfu International Airport.[29]

Stations edit

Station

No.

Service
routes[6]
Station name Transfer Distance
km
District
Local Through English Chinese
18 01 North Railway Station 火车北站 1 7
  Chengdu
Jinniu District
18 02 Luomashi 骡马市 1 4  10  Qingyang District
18 03 Sichuan Gymnasium 省体育馆 1 3 Wuhou District
18 04 Nijiaqiao 倪家桥 1 8
18 05 South Railway Station 火车南站 1 7
  Chengdu South
- 0 Wuhou (South High-Tech Zone)
18 06 Incubation Park 孵化园 1 9 3.003 3.003
18 07 Jincheng Plaza East 锦城广场东 0.943 3.946
18 08 Century City 世纪城 1 1.514 5.460
18 09 Haichang Road 海昌路 1 6.884 12.344 Shuangliu (Tianfu New Area)
18 10 Western China Int'l Expo City 西博城 1 6 7.533 19.877
18 11 Xinglong 兴隆 3.914 23.791
18 12 Tianfu Station[note 1] 天府站 19
  Tianfu (U/C)
5.237 29.028
Through-service to/from Jinxing of Line 19
direct through service to/from East of Terminal 2 of Shuangliu International Airport of Line 19
18 13 Sancha 三岔 19.161 48.189 Jianyang (East New Area)
18 14 Futian 福田  S3 [13][30][15] 7.985 56.174
18 15 Terminal 3 & 4 of Tianfu International Airport (reserved station) 天府机场3号4号航站楼   TFU 9.176
18 16 Terminal 1 & 2 of Tianfu International Airport 天府机场1号2号航站楼   TFU 65.350
18 17 Tianfu International Airport North 天府机场北[10] 2.596 67.946
18 18 Guanyan 官堰[10]
Jianyang South Railway Station 简阳南站[31]

Notes edit

  1. ^ Only interchange service available, no entrances and exits at the moment.

See also edit

References edit

  1. ^ a b c "9月27日,成都地铁18号线首开段开通运营(附时刻表)". 2020-09-26.
  2. ^ a b c "成都"东进"首条主动脉 18号线一二期首开段竣工验收".
  3. ^ "成都轨道交通18号线首开段实现空载".
  4. ^ "成都地铁18号线一期工程昨日正式开工-Chengdu Municipal Development and Reform Commission". www.cddrc.gov.cn. Archived from the original on 2018-05-07. Retrieved 2018-10-07.
  5. ^ 网易. "今年将新开通运营地铁46公里". news.163.com. Retrieved 2018-10-07.
  6. ^ a b "Chengdu Metro Map". Archived from the original on 2020-03-15. Retrieved 2020-03-15.
  7. ^ "成都地铁18号线明年开工 19号线直连新旧两机场 -四川新闻-四川新闻网". scnews.newssc.org. Archived from the original on 2018-05-07. Retrieved 2018-10-06.
  8. ^ "成都轨道交通18号线三期工程首次环境影响评价信息公开". 2019-12-09.
  9. ^ "关于成都轨道交通18号线三期工程环境影响报告书的批复". 2019-06-21.
  10. ^ a b c d "官宣!成都东部新区这两个地铁站点正式名称公布 原来这样叫". 成都市人民政府 Government of Chengdu. 2020-06-18.
  11. ^ "成都轨道交通18号线三期工程首次环境影响评价信息公开". 2019-12-09.
  12. ^ "重磅!简阳南站规划为成都轨道交通18号线四期工程!". 2020-06-29.
  13. ^ a b "成资市域铁路S3线站点曝光!资阳设这五个站". 2020-04-26. Archived from the original on 2020-07-27. Retrieved 2020-07-27.
  14. ^ "重磅!简阳南站规划为成都轨道交通18号线四期工程!". 2020-06-29.
  15. ^ a b "成都轨道交通资阳线公开招标". 2020-05-01.
  16. ^ 关于成都市城市轨道交通第三期建设规划(2016~2020年)的批复(发改基础〔2016〕1493号). www.ndrc.gov.cn. 2016-07-11. Archived from the original on 22 June 2019. Retrieved 2018-08-19.
  17. ^ 成都地铁18号线一期工程昨日正式开工-Chengdu Municipal Development and Reform Commission. www.cddrc.gov.cn. 2016-08-17. Archived from the original on 7 May 2018. Retrieved 2018-08-19.
  18. ^ "国内设计时速最快 成都轨道交通18号线首台盾构机始发" (in Chinese). 四川新闻网. 2017-02-28. Archived from the original on 2018-05-07. Retrieved 2017-02-28.
  19. ^ "成都地铁18号线二期工程有新进展 预计2020年通车" (in Chinese). 四川新闻网. 2017-06-28. Archived from the original on 2020-04-05. Retrieved 2017-06-28.
  20. ^ "串联中心城区与新机场 成都地铁18号线首个车站主体结构封顶" (in Chinese). 凤凰网. 2017-08-18. Retrieved 2017-08-18.
  21. ^ a b c "离开通又近一步!成都地铁18号线首开段以最高标准通过这项评估".
  22. ^ "成都轨道交通18号线首开段实现空载".
  23. ^ 成都商报 (2020-08-07). "6号线、8号线、9号线、17号线、18号线 这些地铁线路今年开通". Sichuan Online.
  24. ^ "成都地铁再上新!首个四线换乘车站揭秘" (in Chinese). 2022-12-21.
  25. ^ "赶飞机注意!成都地铁18号线快线时刻表公布→".
  26. ^ "成都地铁18号线运力增长18%,还提供"地铁+机场"无障碍预约服务".
  27. ^ "6月1日起,成都地铁进一步优化18号线运营组织". 成都地铁运营有限公司官方微信公众号. 2023-05-29. Archived from the original on 2023-06-03. Retrieved 2023-06-03.
  28. ^ "8月13日,18号线福田站将正式开启运营服务!". “成都地铁”微信公众号. 2023-08-11. Archived from the original on 2023-08-11. Retrieved 2023-08-11.
  29. ^ 成都地铁公司 (2023-11-28). "19号线首末班车时刻表及直达车时刻表".
  30. ^ "重磅!简阳南站规划为成都轨道交通18号线四期工程!". 2020-06-29.
  31. ^ "重磅!简阳南站规划为成都轨道交通18号线四期工程!". 2020-06-29.