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Line 17 (Chengdu Metro)
Rapid transit line in Chengdu, China From Wikipedia, the free encyclopedia
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Line 17 of the Chengdu Metro is a metro line in Chengdu. The whole line will be 30.286 km when Phase 2 opens. The line uses 8-car Type-A trains operating up to 140 km/h speed powered by 25kV AC overhead lines.[3]
_at_Huangshi_Station_(cropped).jpg)
Phase 1 runs from Jinxing station in Wenjiang District to Jitouqiao station in Wuhou District. Phase 1 is 26.145 km long with 5.5 km running elevated and 20.6 km running underground. There are 9 stations with 2 elevated stations and 7 underground stations.[4][5]
Phase 2, currently under construction, will extend the line west across central Chengdu to Gaohong station. It will be 24.8 km long, all underground with 18 additional stations.[6]
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Progress
- On February 23, 2017, Sichuan Development and Reform Commission approved Line 17 Phase 1.[7]
- On February 27, 2017, Line 17 Phase 1 started construction.[8][9]
- On November 11, 2017, the first tunnel boring machine started digging section between Jiujiang North and Baifoqiao Stations.[10]
- On March 24, 2019, Line 17 phase 1 elevated section was completed.
- On April 9, 2019, Huangshi－Chengdu Fifth People's Hospital, Mingguang－#1 Vent Tunnel sections are completed.
- On August 5, 2019, main structures of all stations on Line 17 was completed.[11]
- On January 7, 2020, Line 17 Phase 2's Beimenqiao Station started excavation, marking the start of station construction for Phase 2.
- On March 25, 2020, Line 17 Phase 1 finished track-laying.[12]
- On June 19, 2020, Chengdu Metro started 3-month trial operation for Line 17.[13]
- On June 24, 2020, Construction finished for Wutongmiao Depot (五桐庙停车场) for Line 17.[14]
- On December 18, 2020, Line 17 from Jinxing station to Jitouqiao station was opened.
- On October 20, 2022, 16:40, Line 17 Phase 2's Longzhuayan - Qingshuihedaqiao section finished both tunnel construction. This section is 369.602m long.[15]
- On 12 Feb 2023, Line 19 Phase 2 is officially powered on.[16]
- On 21 Feb 2023, Line 19 Phase 2 signal and communication system started operational testing in Xinmiao Control Centre (新苗控制中心), and Phase 2 signal now synchronizes with Phase 1.[17]
- On 22 Feb 2023, Line 17 Phase 2 finished Jinxing station's main power centre's land clearance.[18]
- On 20 March 2023, Line 19's Changshuncun Depot (长顺村停车场) is handover to operation.[19]
- On 28 March 2023, Line 19 Phase 2 finished 160 km/h high-speed train testing, entering 1–2 months of systematic testing.[20]
- On 28 March 2023, Chengdu Rail Transit 2023 Annal Media Gala was held in Wenjiashan Station of Line 19.[21]
- On 30 March 2023, Line 19 Phase 2 finished construction and handover to operation team for operational testing.[22]
- On 26 May 2023, all 45 trains of Line 19 Phase 2 are delivered.[23]
- On 6 September 2023, Chengdu Metro debuted Train Maintenance Bots (车辆巡检机器人), AI-Railway Maintenance Bots (轨道智能巡检机器人), and Power-line Surveillance AI (弓网在线监测装置) on Line 19. This is the first AI-Maintenance Robot & System in the world. Chengdu Metro will implement full AI-Operation by 2025.[24]
- On September 17, 2023, original Line 17 Phase 1: (Jinxing - Jitouqiao) splits into Line 19 Phase 1: (Jinxing - Jiujiang North) and new Line 17: (Jiujiang North - Jitouqiao), and 4-Car A-Train starts operation on Line 17. All passengers must transfer at the same platform at Jiujiang North between line 17 and line 19.[25][26]
- On September 26, 2023, Line 18 and Line 19 starts co-operational testing.[27]
- On September 30, 2023, Line 17 Phase 2's People's Park station finished structure construction.[28]
- On October 3, 2023, Line 17 Phase 2's Qingshuihedaqiao station to Huanhhali station finished both tunnel construction.[29]
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Operation
Opening - 2023 September
Line 17 Phase 1 and Line 19 Phase 1 were running in connection as one route.
September 2023 - Now
Original Line 17 Phase 1: (Jinxing - Jitouqiao) split into Line 19 Phase 1: (Jinxing - Jiujiang North) and new Line 17: (Jiujiang North - Jitouqiao), and 4-Car A-Train starts operation on Line 17. All passengers must transfer at the same platform at Jiujiang North between line 17 and line 19.[30][31]
Future
When Line 17 Phase 2 and Line 19 Phase 2 are finished, the operation plan will be:[32]
Line 17 Section：Jiujiang North － Baifoqiao － Jitouqiao
Line 19 Section：Jinxing － Huangshi － Chengdu Fifth People's Hospital－ Fengxihe － Wenquan Avenue － Mingguang － Jiujiang North
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Stations
References
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