Loop line (Chongqing Rail Transit)


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The Loop line of Chongqing Rail Transit is a rapid transit loop line in Chongqing, China.[1] The line is also known as Line 0.

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
StatusOperational
Line number0
LocaleChongqing, China
Stations33
Service
TypeRapid transit
SystemChongqing Rail Transit
Operator(s)Chongqing Rail Transit (Group) Co., Ltd.
Depot(s)Majiayan, Tushan, Sigongli
History
Opened28 December 2018; 5 years ago
Technical
Line length50.93 km (31.65 mi)
Number of tracks2
CharacterUnderground and elevated
Track gauge1,435 mm (4 ft 8+12 in)
Electrification1500 V DC overhead line
Operating speed90 km/h (56 mph)

Route map

Honghudonglu

Min'an Ave.
Dongbu Park

Ranjiaba

Chongqing N. Station
S. Square

Chongqing North Railway Station 3 10

Yulu
Sports Park

Wulidian
Nanqiaosi

Yudaishan

Danzishi

Tushan

Tushan depot

Chongqing University

Renji

1 9 Shapingba Railway Station

Shapingba

Shangxinjie
Tianxingqiao

Shanghao

Majiayan depot

Haitangxi
Chongqing Library

Luojiaba
Fengmingshan

Sigongli depot

Shangqiao

Sigongli

5 Chongqingxi Railway Station

Chongqing W.

Nanhu

Haixialu
Hualong

Erlang

Xiejiawan
Caiyunhu

Xiejiawan
Chenjiaping

Olympic Sports Center

The metro line serves three major railway stations in Chongqing: Chongqing North railway station, Shapingba railway station, and Chongqing West railway station.[2]

Interior of a Loop line train

The line began construction on October 28, 2013.[3]

The northeastern section was opened on December 28, 2018. The southern section with the Egongyan Rail Transit Bridge opened on December 30, 2019.[4] The remaining section opened on January 20, 2021.

Segment Commencement Length Station(s) Name
Chongqing Library – Haixialu 28 December 2018 33.7 km (20.94 mi)[5] 17 Northeastern Section
Min'an Ave. 11 January 2019 infill station 1
Luojiaba & Danzishi 1 July 2019 infill stations 2
Nanqiaosi 15 December 2019 infill station 1
Haixialu – Erlang 30 December 2019[4] 9.5 km (5.90 mi)[6] 5 Southern section
Chongqing Library – Chongqing West Railway Station – Erlang 20 January 2021 7.6 km (4.72 mi)[7] 4 Remaining section
Tianxingqiao & Renji 4 February 2021 infill stations 2
Shanghao 7 October 2023 infill station 1
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 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 1 9  27 
  CYW
1.6 7.0
Chongqing University[8] 重庆大学[8] 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 5 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 4 1.6 18.0
Through-service to/from Tangjiatuo via Line 4
Chongqing N. Station S. Square[a] 重庆北站南广场 3 10
 YW    CUW
2.1 20.1 Yubei
Yulu 渝鲁 2.1 22.2 Jiangbei
Wulidian 五里店 6 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 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 3 1.1 34.9
Nanhu 南湖  10  2.0 36.9
Haixialu 海峡路 1.1 38.0
Xiejiawan 谢家湾 2[b] 2.6 40.6 Jiulongpo
Olympic Sports Center 奥体中心 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
  2. ^ Out of system transfer

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. [9]This set has been out of service ever since the incident and every car stored in CRRC Chongqing Changchun Vehicle separately.