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Col de Rousset Pass and Tunnel – Descent of the Col de Rousset loop from Les Berthalais

Routes

Bike touring routes & trails

Col de Rousset Pass and Tunnel – Descent of the Col de Rousset loop from Les Berthalais

Hard

5.0

(1)

riders

Col de Rousset Pass and Tunnel – Descent of the Col de Rousset loop from Les Berthalais

07:08

109km

1,410m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: March 3, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Vercors

Waypoints

Start point

Bus stop

Get Directions

25.1 km

Pontaix

Highlight • Settlement

Nice little place on the Drôme, with castle ruins.

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29.8 km

Route des Bouanes

Highlight • Other

The Bouanes road is the locals' gravel track par excellence.
It allows you to easily connect Die to Sainte Croix.
It is passable by mountain bike with good tires and has a low gradient.

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54.6 km

View of the Vercors Mountains

Highlight • Viewpoint

It's a long way, but it can be done if you persevere. The views are amazing!

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54.6 km

Col de Rousset Pass and Tunnel

Highlight • Mountain Pass

This pass with an altitude of 1,254 meters is exceptional in more than one way! It is one of the gateways to the Vercors plateau. The Tour de France has …

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55.4 km

Descent of the Col de Rousset

Highlight (Segment) • Other

Beautiful pass in the Vercors. With serpentines and a tunnel.
More information: quaeldich.de/paesse/col-de-rousset

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85.1 km

Cycle route from Pontaix to Saillans

Highlight (Segment) • Other

National bypass. Indispensable to not feel like you're surviving on the main axis!

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93.9 km

View of the Drôme River from Espenel Bridge

Highlight • Bridge

This small bridge spans the Drôme river and gives access to less frequented and more pleasant paths for cycling. Do not hesitate to take a swimming break!

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98.0 km

Saillans Village Center

Highlight • Settlement

Located at the foot of the Trois Becs massif, Saillans is the gateway to Diois, the Drôme Prealps. To discover: a Romanesque church from the 12th century, a Protestant temple …

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109 km

End point

Bus stop

Way Types & Surfaces

Way Types

74.0 km

28.9 km

2.85 km

2.30 km

1.43 km

Surfaces

100 km

6.89 km

2.30 km

Elevation

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

Highest point (1,250 m)

Lowest point (220 m)

Weather

Thursday 21 May

31°C

12°C

0 %

Additional weather tips

Max wind speed: 7.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Col de Rousset Pass and Tunnel – Descent of the Col de Rousset loop from Les Berthalais

Pontaix

Route des Bouanes

View of the Vercors Mountains

Col de Rousset Pass and Tunnel

Descent of the Col de Rousset

Cycle route from Pontaix to Saillans

View of the Drôme River from Espenel Bridge

Saillans Village Center

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