en Line 4 (Chongqing Rail Transit)

Line 4
Line 4
	A train of Chongqing Rail Transit Line 4
Overview
Native name	重庆轨道交通4号线
Status	Operational
Line number	4
Locale	Chongqing, China
Termini	Min'an Ave.; Huangling;
Stations	24
Service
Type	Rapid transit
System	Chongqing Rail Transit
Operator(s)	Chongqing Rail Line 4 Construction Operation Co., Ltd.
History
Opened	28 December 2018; 6 years ago
Technical
Line length	48.5 km (30.1 miles)
Number of tracks	2
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Electrification	1500 V DC overhead line
Route map
Route map
	Legend
	Chongqing N. Station
	N. Square
	to Lanhualu
	to Wangjiazhuang
	This diagram: view; talk; edit;

Line 4 of Chongqing Rail Transit is a rapid transit line in Chongqing, China.^[1]

Since June 2020, some Express trains through operate from Line 4 into the Loop line.^[2]

Opening timeline

Segment	Commencement	Length	Station(s)	Name
Chongqing North Station North Square – Tangjiatuo	28 December 2018	15.7 km (9.8 mi)^[3]	7	Phase 1
Min'an Ave. – Chongqing North Station North Square	11 January 2019	15.7 km (9.8 mi)^[3]	1	Phase 1
Tangjiatuo – Huangling	18 June 2022^[4]	32.8 km (20.4 mi)	15	Phase 2
Gangcheng	7 October 2023	infill station	1

Stations

Phases 1 and 2

Phase 1 (Min'an Ave. – Tangjiatuo) is 15.754 km (9.789 mi) in length (underground section is 11.075 km (6.882 mi), elevated section is 4.679 km (2.907 mi)).^[3] In June 2018, debugging of the first segment of Phase I commenced.^[5] Phase 1 of Line 4 began operating on December 28, 2018.

Phase 2 (Tangjiatuo – Huangling) is 32.8 km (20.4 mi) in length (21.25 km (13.20 mi) underground and 11.55 km (7.18 mi) elevated^[6]) with 15 stations (10 underground stations and 5 elevated stations).^[7] In 2022, debugging of this segment commenced.^[8] The segment opened on June 18, 2022.^[9]

Service routes		Station No.	Station name^[8]		Connections	Distance km		Location
E	L	Station No.	English	Chinese	Connections	Distance km		Location

↑		Through-service to/from Tiaodeng via Loop line
●	●		Min'an Ave.	民安大道	Loop line	-	0.00	Yubei
●	●		Chongqing North Station North Square^[a]	重庆北站北广场	Line 10	2.27	2.27	Yubei
●	●		Toutang	头塘	Line 9	2.36	4.63	Jiangbei
｜	●		Baoshuigang	保税港	Line 9	1.36	5.99
｜	●		Cuntan	寸滩		2.59	8.58
｜	●		Heishizi	黑石子		1.53	10.11
｜	●		Gangcheng	港城		1.29	11.4
｜	●		Taipingchong	太平冲		2.13	13.53
●	●		Tangjiatuo	唐家沱		1.82	15.35
	●		Tieshanping	铁山坪		1.38	16.73
	●		Luqi	鹿栖		5.30	22.03
	●		Guoyuan Logistics Hub	果园物流枢纽		2.60	24.63
	●		Yuzui	鱼嘴		2.73	27.36
	●		Yanping	雁坪		1.45	28.81
	●		Shiheqing	石河清		2.69	31.50
	●		Fusheng	复盛	Fusheng	2.16	33.66
	●		Sanbanxi	三板溪		1.32	34.98
	●		Longyi Ave.	龙驿大道		2.52	37.50	Yubei
	●		Longxing	龙兴		1.56	39.06
	●		Gaoshita	高石塔		1.13	40.19
	●		Pufu	普福		1.96	42.15
	●		Tongzilin	桐梓林		1.91	44.06
	●		Shichuan	石船		2.64	46.70
	●		Huangling	黄岭		1.57	48.27

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

Western Extension

Under construction

The Western extension of Line 4 started construction in March 2021. It will add 9 more stations west of Min'an Ave. station. The extension is 11 km (6.8 mi) in length.^[10]

Station No.	Station name		Connections	Distance km	Location
Station No.	English	Chinese	Connections	Distance km	Location

	Shunshuisi Park	顺水寺公园^[11]			Jiangbei
	Shimahelijiao	石马河立交^[11]
	Yudaishan	玉带山	Loop line
	Panxi	盘溪
	Dashiba	大石坝	Line 5
	Daqingcun	大庆村			Yubei
	Huahuiyuan	花卉园	Line 6
	Longxi	龙溪
	Jiazhoulu	嘉州路	Line 3

References

^ "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.
^ "轨道交通将跨线运行唐家沱到重图不到40分钟-新华网". m.xinhuanet.com. Retrieved August 27, 2020.
^ ^a ^b "重庆轨道交通四号线一期工程".
^ "重庆轨道交通4号线二期今日将开通运营". cq.cqnews.net.
^ "轨道4号线不载客试运行，有望年内投用". June 21, 2018.
^ "重庆轨道交通4号线二期、18号线、5号线跳蹬至江津段、市域快线璧山至铜梁线PPP项目". Archived from the original on June 9, 2022. 线路全长约32.8km（地下段长约21.25km，高架段长约11.55km）
^ "重庆轨道交通4号线进入全面主体结构施工阶段".
^ ^a ^b "轨道4号线二期通过验收 28日进行不载客试运行". January 26, 2022.
^ "重庆轨道交通4号线二期今日中午12时开通运营". Archived from the original on June 18, 2022.
^ "重庆新开工4条轨道线路看看这些站有没有经过你家". March 2, 2021.
^ ^a ^b "重庆轨道交通4号线西延伸段土建1标项目"江源二十五号"复合式TBM顺利始发".

[station-10] The former translation is North Square of Chongqingbei Railway Station, which has been replaced since the opening of Line 10's station

[1] "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.

[2] "轨道交通将跨线运行唐家沱到重图不到40分钟-新华网". m.xinhuanet.com. Retrieved August 27, 2020.

[p1-3] "重庆轨道交通四号线一期工程".

[4] "重庆轨道交通4号线二期今日将开通运营". cq.cqnews.net.

[5] "轨道4号线不载客试运行，有望年内投用". June 21, 2018.

[cqem-6] "重庆轨道交通4号线二期、18号线、5号线跳蹬至江津段、市域快线璧山至铜梁线PPP项目". Archived from the original on June 9, 2022. 线路全长约32.8km（地下段长约21.25km，高架段长约11.55km）

[7] "重庆轨道交通4号线进入全面主体结构施工阶段".

[L4P2trial-8] "轨道4号线二期通过验收 28日进行不载客试运行". January 26, 2022.

[9] "重庆轨道交通4号线二期今日中午12时开通运营". Archived from the original on June 18, 2022.

[cq2021a-11] "重庆新开工4条轨道线路看看这些站有没有经过你家". March 2, 2021.

[zswj-12] "重庆轨道交通4号线西延伸段土建1标项目"江源二十五号"复合式TBM顺利始发".

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Line 4 (Chongqing Rail Transit)

Opening timeline

Stations

Phases 1 and 2

Western Extension

References

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