Tips
GravelHit 3️⃣8️⃣
June 15, 2026
Cycling
The Duzon bridge was begun on June 20, 1870, and completed on December 25, 1871 (designed by Marius Bouvier).
Built with local stones, it has 8 arches and is 50 meters high.
Connecting Tournon to Lamastre, 175 meters long, the bridge sees over 4,000 vehicles and about 200 heavy trucks pass each day in both directions.
Built with local stones, it has 8 arches and is 50 meters high.
Connecting Tournon to Lamastre, 175 meters long, the bridge sees over 4,000 vehicles and about 200 heavy trucks pass each day in both directions.
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Nearby routes
Best routes near Duzon Viaduct
4.4
(7)
157
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
Moderate
4.5
(6)
145
riders
49.6km
02:33
850m
850m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
Moderate
4.3
(10)
161
riders
59.2km
03:02
850m
850m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
Moderate
Details
Informations
Elevation 160 m
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Most visited during
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Location: Saint-Barthélemy-Le-Plain, Tournon-Sur-Rhône, Auvergne Rhône Alpes, France