
Grisons · Switzerland
San Bernardino Pass
13Rheinwald to San Bernardino
An old Alpine crossing beside its motorway tunnel.
The Hauptstrasse 13 over the San Bernardino Pass at 2,066 m links the Hinterrhein and Mesolcina valleys, the original pass road now a quiet, sweeping alternative to the motorway tunnel below. Flowing hairpins and lake-dotted heights; mind the cyclists, motorbikes, and snow that closes it in winter.
Scenery
Best seasons
In these collections
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Where it runs9.5 mi · point to point
Navigate to the start: Apple Maps · Google Maps
Character
More hairpins than 9 in 10 roads · the most hairpins in Switzerland, by our count in the catalogue.
Corners
busiest around mile 1Elevation
under 4%4–8%over 8%1,615.7 – 2,070.2 mFrom the road
Points of interest2 stops
- Passo del San BernardinoViewpoint5.0 mi in
- Ponte Vittorio EmanueleLandmark7.5 mi in
Hazards
- Cyclists and motorbikes
- Closed in winter
- Quick weather at the top
Is San Bernardino Pass open? Typical season and live summit weather ›
Sources
“The road to the summit is totally paved but very winding, with more than 40 hairpin turns.”
Verified route: mapped from real road geometry and fact-checked by a human editor. How roads get checked
Driving the San Bernardino Pass: quick answers
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Nearby roads
The closest great drives to San Bernardino Pass.





