Outer Ring Tunnel
From Underfoot
The Outer Ring tunnel, also known as the Taihe Road Tunnel, is a highway tunnel under the Huangpu River in Shanghai. The tunnel serves as part of the S20 Expressway and was completed on June 21, 2023. The tunnel runs east to west from Baoshan District to Sancha Port after crossing the Huangpu. The tunnel is 2,880 metres (9,450 ft) long and features 8 lanes with a speed limit of 80 km/h, which made it the longest underwater tunnel in Asia and third worldwide by length.
Wikidata
Waihuan Tunnel
People's Republic of China,
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Location: 31.3788, 121.4999, KML, Cluster Map, Maps,
11 places
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Bund Sightseeing Tunnel ⓘ
sightseeing tunnel in Shanghai -
Bund Tunnel ⓘ
road tunnel in Shanghai, China -
Changjiang Road Tunnel ⓘ
tunnel crossing Huangpu River in Shanghai -
Dapu Road Tunnel ⓘ
tunnel in Shanghai, China -
Jiaohuan Tunnel ⓘ
road tunnel crossing Huangpu River -
Outer Ring Tunnel ⓘ
river-crossing tunnel in Shanghai -
Renmin Road Tunnel ⓘ
road tunnel crossing Huangpu River, Shanghai -
Shanghai Yangtze River Tunnel ⓘ
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Wuning Road Tunnel ⓘ
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Xiangyin Road Tunnel ⓘ
road tunnel crossing Huangpu River, Shanghai -
Shanghai Yangtze River Tunnel and Bridge ⓘ
bridge-tunnel complex in Shanghai, China
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | Bund Sightseeing Tunnel | tunnel | Wikidata | |
| site | tunnel | Bund Tunnel | road tunnel | Wikidata | |
| site | tunnel | Changjiang Road Tunnel | road tunnel | Wikidata | |
| site | tunnel | Dapu Road Tunnel | road tunnel | Wikidata | |
| site | tunnel | Jiaohuan Tunnel | road tunnel | Wikidata | |
| site | tunnel | Outer Ring Tunnel | road tunnel | Wikidata | |
| site | tunnel | Renmin Road Tunnel | road tunnel | Wikidata | |
| site | tunnel | Shanghai Yangtze River Tunnel | road tunnel | Wikidata | |
| site | tunnel | Wuning Road Tunnel | tunnel | Wikidata | |
| site | tunnel | Xiangyin Road Tunnel | road tunnel | Wikidata | |
| site | tunnel | 2009 | Shanghai Yangtze River Tunnel and Bridge | bridge–tunnel, Shanghai Municipal Investment Group | Wikidata |