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Mountain biking trails
France
Auvergne Rhône Alpes
Bourg-En-Bresse
Simandre-Sur-Suran

Notre Dame des Conches – Cize-Bolozon Viaduct loop from Simandre-sur-Suran

Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Bourg-En-Bresse
Simandre-Sur-Suran

Notre Dame des Conches – Cize-Bolozon Viaduct loop from Simandre-sur-Suran

Hard

3.5

(2)

53

riders

Notre Dame des Conches – Cize-Bolozon Viaduct loop from Simandre-sur-Suran

05:06

54.4km

1,130m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: August 12, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 45.2 km for 436 m

Waypoints

A

Start point

Train Station

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1

894 m

Simandre-sur-Suran

Highlight • Other

pretty flowered village and remarkably, this fountain offers drinking water 👍

Translated by Google •

Tip by

2

11.1 km

Notre Dame des Conches

Highlight • Other

3

43.1 km

Cize-Bolozon Viaduct

Highlight • Bridge

Nestled in a spectacular natural setting, the viaduct offers superb viewpoints over the Ain gorges. Built at the beginning of the 20th century and then rebuilt after the Second World War in 1950, it illustrates the railway and road heritage of the territory.

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4

44.1 km

Cize-Bolozon viaduct

Highlight • Other

5

44.8 km

Cize-Bolozon Viaduct

Highlight • Other

The Cize-Bolozn viaduct is a railway road bridge that crosses the Ain river. It is 73 meters high and was built in 1875.

Translated by Google •

Tip by

6

49.8 km

Ondulated Rock Formation

Highlight • Natural Monument

At this place, the surface of the rock is wavy, so much so that from afar it looks like a corrugated sheet.

Translated by Google •

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B

54.4 km

End point

Train Station

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Way Types & Surfaces

Way Types

37.1 km

11.1 km

3.81 km

2.41 km

Surfaces

37.5 km

9.19 km

3.98 km

3.34 km

306 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (610 m)

Lowest point (280 m)

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Weather

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Wednesday 2 September

29°C

10°C

-- %

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Comments

November 8, 2025,VTT Simandre sur Suran
Route of 43.8 km...forgot to start the app at the beginning and a problem arose during the journey

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