Line 5 of

Zhengzhou Metro Zhengzhou Metro ( zh, s=郑州地铁, p=Zhèngzhōu Dìtiě, t=鄭州地鐵) is a rapid transit rail network serving urban and suburban districts of Zhengzhou, the capital city of Henan province. It is operated by the state owned Zhengzhou Metro ...

() is a

rapid transit Rapid transit or mass rapid transit (MRT) or heavy rail, commonly referred to as metro, is a type of high-capacity public transport that is generally built in urban areas. A grade separation, grade separated rapid transit line below ground su ...

line in

Zhengzhou Zhengzhou is the capital of Henan, China. Located in northern Henan, it is one of the nine National central city, national central cities in China, and serves as the political, economic, technological, and educational center of the province. Th ...

that runs in a loop around the city center. It is the only loop-line planned in the

system. The line opened on 20 May 2019. This line is the first

line to use the "A size" trains in

. "A size" trains are longer and have larger capacity than "B size" trains, which are used on other operational lines of

History

Construction of this line began on 18 December 2014. Trial operations (without passengers) started from 29 December 2018 and formal operations started on 20 May 2019. An infill station, Jingbeierlu station opened on 15 May 2021.

Incidents

On July 20, 2021, parts of the line were flooded during the 2021 Henan floods. Rainwater filled a subway

classification yard A classification yard (American English, as well as the Canadian National Railway), marshalling yard (British, Hong Kong, Indian, and Australian English, and the former Canadian Pacific Railway) or shunting yard (Central Europe) is a railway y ...

, which was located within a

goods station A goods station (also known as a goods yard or goods depot) or freight station is, in the widest sense, a railway station where, either exclusively or predominantly, goods (or freight), such as merchandise, parcels, and manufactured items, are lo ...

() away from the distressed site and connected to the mainline between Haitansi station and Shakoulu station with a branch tunnel, and eventually broke the water-resistant retaining wall between the yard and the connection part, flooding into the mainline tunnel and a train was trapped around 18:00. The

conductor Conductor or conduction may refer to: Biology and medicine * Bone conduction, the conduction of sound to the inner ear * Conduction aphasia, a language disorder Mathematics * Conductor (ring theory) * Conductor of an abelian variety * Cond ...

tried to operate the train back to the previous station but failed due to the activated ATS device. The water level in the car rose from the ankle to the position of chest, and the passengers, including children, elders and pregnant women, stranded in the car were trapped as the symptom of hypoxia and

hypothermia Hypothermia is defined as a body core temperature below in humans. Symptoms depend on the temperature. In mild hypothermia, there is shivering and mental confusion. In moderate hypothermia, shivering stops and confusion increases. In severe ...

began to appear while the flood outside and within preventing them from leaving. One passenger in the fore part of the train, where the water level was lower, broke the window glass to let the oxygen flow inward, by doing which the severe oxygen-lacking situation inside the carriage was relieved shortly before they were rescued. Four hours later, rescuers managed to make a hole on the ceiling of the train and the trapped people, especially those who were in danger, were able to leave the carriage. Then they got out of the tunnel in a row through the emergency evacuating platform alongside the subway rail. Rescuers were able to evacuate 500 people from the train, but 14 were killed. Line 5 reopened on September 15.
Six involved cars (05011A-05016A) were retired from the service, stripped and scrapped. Some of the undamaged parts and equipments were retained and

CRRC Zhuzhou Locomotive CRRC Zhuzhou Locomotive Co., Ltd. is one of the electric locomotive manufacturers in China. It is one of the subsidiaries of CRRC. History Predecessor Zhuzhou Electric Locomotive Works was founded in 1936. CRRC Zhuzhou Locomotive Co., ...

used them to build cars 05501A-05506A as the replacement.

Stations

References

{{DEFAULTSORT:Zhengzhou Metro, Line1 Railway lines opened in 2019 2019 establishments in China Zhengzhou Metro lines Railway loop lines 2019 in Zhengzhou