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|---|---|
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| Route information | |
| Length | 411 km (255 mi) |
| Major junctions | |
| North end | Sattledt, Austria |
| South end | Ljubljana, Slovenia |
| Location | |
| Countries |  Austria Slovenia |
| Highway system | |
European route E 57 is an intermediate E-road connecting the Austrian city of Sattledt with the Slovenian capital city of Ljubljana via Liezen, St. Michael, Graz and Maribor.[1]
In Austria, it follows the A9 motorway, also called Pyhrnautobahn. In Slovenia it follows the A1 motorway.
The E 57 includes the second-longest tunnel in Austria, the Plabutschtunnel, 10.0 km (6.2 mi) long. It also includes the Gleinalm tunnel, 8.3 km (5.2 mi) long, and the Bosruck tunnel, 5.5 km (3.4 mi) long.