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| Line 31 | |||
|---|---|---|---|
| Overview | |||
| Native name | 上海地铁31号线 | ||
| Status | Planned | ||
| Locale | Baoshan, Jiading Shanghai, China | ||
| Website | www | ||
| Service | |||
| Type |  Rapid transit | ||
| System |  Shanghai Metro | ||
| Operator(s) | Shanghai No. Metro Operation Co., Ltd. | ||
| Technical | |||
| Number of tracks | 2 | ||
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) | ||
| Electrification | Overhead lines (1500 volts) | ||
| |||
Line 31, formerly Line 22 from 2017 to 2024, is a future subway line on the Shanghai Metro. It will be located in south-west Shanghai near Dachang in Baoshan District and Nanxiang North railway station in Jiading District. [1] The line was announced by the Municipal government in 2016. [2] [3] By 2017, the initial proposal was approved and awaiting further planning.
