A13 motorway (Switzerland)
| A13 | |
|---|---|
Location of the A13 in Switzerland | |
| Route information | |
| Length | 195 km (121 mi) |
| Location | |
| Country | Switzerland |
| Highway system | |
The A13 is a motorway, at times an Autostrasse (expressway), which runs from St. Margrethen in northeastern Switzerland through to Ascona in southern Switzerland, crossing the main chain of the Alps in the Grisons area. It is the southern half of European route E43.