Shiziyang Tunnel
| Overview | |
|---|---|
| Line | Guangzhou-Shenzhen-Hong Kong |
| Operation | |
| Constructed | China Railway Group China Railway 12th Bureau Group |
| Opened | 26 December 2011 |
| Technical | |
| Length | 5.3 kilometres 5.5 kilometres |
| No. of tracks | 2 |
| Operating speed | 250km/h (350km/h designed) |
The Shiziyang Tunnel is a high-speed railway tunnel under Shiziyang, the northern part of the Pearl River estuary in China.