Line 22 (Shanghai Metro)

Line 22 of the Shanghai Metro, formerly named Chongming line (Chinese: 崇明线; pinyin: Chóngmíng xiàn) is a rapid transit line on the Shanghai Metro that is part of the 2018–2023 Shanghai Metro plan.^[2] The Chongming line was previously treated as the last phase of Line 9, and was Line 19 until 2016, when it was renamed the Chongming line. It would then be renamed as Line 22 in September 2024.^[3]

Other namesR4n (planned name)
Line 19 (planned name up to 2016)
Chongming Line (planned name between 2016 and 2024)

Native name上海地铁22号线

StatusUnder construction

LocalePudong, Chongming District
Shanghai

Quick facts Overview, Other names ...

Line 22
22
Construction of Line 22 at Shenjiang Road in May 2023
Overview
Other names	R4n (planned name) Line 19 (planned name up to 2016) Chongming Line (planned name between 2016 and 2024)
Native name	上海地铁22号线
Status	Under construction
Locale	Pudong, Chongming District Shanghai
Termini	Jinji Road Yu'an
Connecting lines	9   12
Stations	8
Website	www.shmetro.com
Service
Type	Rapid transit
System	Shanghai Metro
Depot(s)	Dongjing Road Depot Chenjia Town Yard
Rolling stock	Class A 6-car trains (Express train)[1]
History
Commenced	March 29, 2021; 4 years ago (2021-03-29)
Planned opening	2026
Technical
Line length	42.8 km (27 mi)
Character	Underground (40.925km, 7 stations) and at-grade (2.078km, Yu'an)
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Electrification	Overhead lines (1500 volts)
Operating speed	120 km/h (75 mph)[1]
Route map Legend depot Yu'an Dongtan Chenjia Town Yangtze River Changxing Island Yangtze River HuSuTong CRH ( under construction ) North Lingkong Road depot Gaobao Road Shenjiang Road  12   12   9  Jinji Road  9  Key Service Connection Metro Direct link Suburban Rail Re-entry only SPTC required China Rail Out of system This diagram: view talk edit

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The Chongming line will start at Jinji Road in Pudong and end at Yu'an in Chongming District,^[4] and will interchange with Lines 9 and 12.^[4] It will be 42.8 kilometres (26.6 mi) long, including a 40.7-kilometre (25.3 mi) underground section.

The phase I construction is expected to be opened at the end of 2026.^[5][6] The phase I start at Jinji Road in Pudong and end at Changxing Island in Chongming District, is 22.4 kilometers long, all of which are underground, with 5 stations and 1 vehicle base.