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Loop line
A Loop line train running on Gaojiahuayuan Bridge
Overview
Other name(s)	Line 0
Native name	重庆轨道交通环线
Status	Operational
Line number	0
Locale	Chongqing, China
Stations	33
Service
Type	Rapid transit
System	Chongqing Rail Transit
Operator(s)	Chongqing Rail Transit (Group) Co., Ltd.
Depot(s)	Majiayan, Tushan, Sigongli
History
Opened	28 December 2018; 6 years ago (2018-12-28)
Technical
Line length	50.93 km (31.65 miles)
Number of tracks	2
Character	Underground and elevated
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Electrification	1500 V DC overhead line
Operating speed	90 km/h (56 mph)
Route map Legend Honghudonglu Min'an Ave. 4 Dongbu Park Line 4 to Huangling Line 10 to Wangjiazhuang 5 6 Ranjiaba Chongqing N. Station S. Square 3 10 Line 5 to Yuegangbeilu Yulu Sports Park Wulidian 6 9 Nanqiaosi Chaotianmen Bridge across Yangtze River Yudaishan Danzishi Line 4 to Panguilu Tushan Gaojia Huayuan Rail Transit Bridge across Jialing River Tushan depot Chongqing University Renji 1 9 Shapingba Shangxinjie 6 Tianxingqiao Shanghao Majiayan depot Haitangxi Chongqing Library Luojiaba Fengmingshan Sigongli depot Shangqiao Sigongli 3 Line 10 to Lanhualu 5 Chongqing W. Nanhu Line 5 to Tiaodeng Haixialu Hualong Egongyan Rail Transit Bridge across Yangtze River Erlang Caiyunhu Xiejiawan 2 Chenjiaping Olympic Sports Center 18

The Loop line of Chongqing Rail Transit is a rapid transit loop line in Chongqing, China. The line is also known as Line 0.

The metro line serves three major railway stations in Chongqing: Chongqing North railway station, Shapingba railway station, and Chongqing West railway station.

History

The line began construction on October 28, 2013.

The northeastern section was opened on December 28, 2018. The southern section with the Egongyan Rail Transit Bridge opened on December 30, 2019. The remaining section opened on January 20, 2021.

Opening timeline

Stations

Service routes		Station №	Station name		Connections	Distance km		Location
E	L		English	Chinese
↑ Loop towards Hualong ↑
↑		Through-service to/from Tiaodeng via Line 5
●	●		Chongqing West Station	重庆西站	Line 5 CXW	1.6	50.9	Shapingba
●	●		Shangqiao	上桥		2.0	2.0
｜	●		Fengmingshan	凤鸣山		1.1	3.1
●	●		Chongqing Library	重庆图书馆		1.2	4.3
｜	●		Tianxingqiao	天星桥		1.1	5.4
●	●		Shapingba	沙坪坝	Line 1      Line 9  27  CYW	1.6	7.0
｜	●		Chongqing University	重庆大学		1.5	8.5
｜	●		Yudaishan	玉带山	4	2.0	10.5	Jiangbei
｜	●		Nanqiaosi	南桥寺		1.7	12.2
｜	●		Sports Park	体育公园		1.2	13.4	Yubei
●	●		Ranjiaba	冉家坝	Line 5      Line 6	1.1	14.5
｜	●		Dongbu Park	动步公园		1.0	15.5
｜	●		Honghudonglu	洪湖东路		0.9	16.4
●	●		Min'an Ave.	民安大道	Line 4	1.6	18.0
↓		Through-service to/from Tangjiatuo via Line 4
	●		Chongqing N. Station S. Square	重庆北站南广场	Line 3      Line 10  YW  CUW	2.1	20.1	Yubei
	●		Yulu	渝鲁		2.1	22.2	Jiangbei
	●		Wulidian	五里店	Line 6      Line 9	1.5	23.7
	●		Danzishi	弹子石		2.6	26.3	Nan'an
	●		Tushan	涂山		1.6	27.9
	●		Renji	仁济		1.3	29.2
	●		Shangxinjie	上新街	Line 6	1.0	30.2
	●		Shanghao	上浩		1.1	31.3
	●		Haitangxi	海棠溪		1.5	32.8
	●		Luojiaba	罗家坝		1.0	33.8
	●		Sigongli	四公里	Line 3	1.1	34.9
	●		Nanhu	南湖	Line 10	2.0	36.9
	●		Haixialu	海峡路		1.1	38.0
	●		Xiejiawan	谢家湾	Line 2	2.6	40.6	Jiulongpo
	●		Olympic Sports Center	奥体中心	Line 18	1.9	42.5
	●		Chenjiaping	陈家坪		1.3	43.8
	●		Caiyunhu	彩云湖		2.0	45.8
	●		Erlang	二郎		1.7	47.5
	●		Hualong	华龙		1.7	49.2
↓ Loop towards Chongqing West ↓

1. The former translation is South Square of Chongqingbei Railway Station, which has been replaced since the opening of Line 10's station

Accident

On January 8, 2019, a train accident occurred in the tunnel between Haixialu and Nanhu where a train (000141-000146) struck an unsecured and improperly opened civil defense blast door. As a result, one person was killed and three people were injured. This set has been out of service ever since the incident and each car stored in CRRC Chongqing Changchun Vehicle separately.

References

1. "Construction progress of Chongqing Metro Loop line". www.cqmetro.cn.
2. "轨道交通4号线、5号线、10号线和环线 明年部分线路有望建成通车". May 17, 2016.
3. "招标公告 - 重庆城市交通开发投资（集团）有限公司". www.cqjtkt.cn. Retrieved 2021-01-20.
4. ^ "重庆又有两段轨道开通：1号线尖璧段、环线西南半环". 2019-12-30.
5. "重庆轨道交通环线东北半环、4号线一期开通试运营". 2018-12-29.
6. "好消息！环线海峡路至二郎段进入不载客试运行阶段". 2019-09-18. Archived from the original on November 13, 2019.
7. "重庆轨道交通一号线朝天门至小什字段、五号线一期南段（跳磴至石桥铺段）、六号线支线二期（悦来至沙河坝段）、环线重庆图书馆至重庆西站至二郎段工程初期运营前安全评估服务招标公告". 2020-08-21. Archived from the original on 2020-08-30.
8. ^ "重庆轨道交通4座车站于12月1日更名". 2019-11-30.
9. "The train accident on Chongqing Metro Loop Line".

v t e Public transportation in Chongqing Metropolitan Area (CQ)
Chongqing Rail Transit	Lines in operation Loop line Line 1 Line 2 Line 3 Line 4 Line 5 Line 6 Line 9 Line 10 Line 18 Bitong line Jiangtiao line Under construction Line 4 (Western extension) Line 6 (Eastern extension) Line 7 Line 15 (Phases 1 & 2) Line 17 Line 18 (Phase 2) Line 24 (Phase 1) Line 27 Jiangtiao line (Remaining section)
Trams in Chongqing	Lines in operation Bishan SkyShuttle
CR C-train (intercity rail)	Lines in operation Chongqing–Wanzhou Chengdu–Chongqing
CR G-train (high-speed rail)	Under construction Xi'an–Chongqing
Transportation hubs	Airports Chongqing Jiangbei (CKG) Chongqing Wushan (WSK) Chongqing Xiannüshan (CQW) Qianjiang Wulingshan (JIQ) Wanzhou Wuqiao (WXN) Railway stations Chongqing (CQW) Chongqingbei (CUW) Chongqingdong (U/C) Chongqingxi (CXW) Shapingba (CYW)
China: AH BJ CQ FJ GD/HK/MO GS GX GZ HA HB HE HI HL HN JL JS JX LN NM NX QH SC SD SH SN SX TJ XJ XZ YN ZJ

• Chongqing Rail Transit lines
• 2018 establishments in China
• Railway lines opened in 2018
• Railway loop lines