Road–rail tunnels are tunnels shared by road and rail lines, as an economy measure compared to constructing segregated tunnels. Road and rail may be provided with separate tubes.
 | This list is incomplete; you can help by adding missing items. (August 2008) |
China
- Jiangyin Jingjiang Yangtze River Tunnel (under construction), S229 and Xicheng Intercity Rail Transit
- Shanghai Yangtze River Parallel Tunnel, Shanghai Metro Chongming line and 4-lane road.
- Wuhan Yangtze River road-railway Tunnel (Line 7 and Sanyang road-Qinyuan road), the first road-rail tunnel of Yangtze River built by tunnel-borning machine.
Denmark
- Oresund Bridge (tunnel directly linked to a bridge)
- Fehmarn Belt Tunnel – construction began 2021
France
- Montets tunnel, single tube shared by road and railway (used by road vehicles only when the pass road is closed because of snow)
Germany
- Fehmarn Sound tunnel, completion planned for 2028
Hong Kong
Netherlands
Turkey
- Great Istanbul Tunnel (proposed in 2015)
United States
- Anton Anderson Memorial Tunnel, Alaska
- Downtown Seattle Transit Tunnel, Washington (until 2019)
- Mount Washington Transit Tunnel, Pennsylvania