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Road cycling routes

Auvergne Rhône Alpes

Le Freney-D'Oisans

Lac du Chambon and its dam – Lake Chambon loop from Le Freney-d'Oisans

Road cycling routes

Auvergne Rhône Alpes

Le Freney-D'Oisans

Lac du Chambon and its dam – Lake Chambon loop from Le Freney-d'Oisans

Moderate

5.0

(1)

23

riders

Lac du Chambon and its dam – Lake Chambon loop from Le Freney-d'Oisans

00:55

16.4km

360m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: September 24, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc national des Écrins (aire d’adhésion)

Waypoints

A

Start point

Bus stop

1

2.72 km

Barrage du Chambon

Highlight • Other

2

2.77 km

Lac du Chambon and its dam

Highlight • Lake

A lake with crystalline colors.

Translated by Google •

Tip by

3

2.83 km

Lake Chambon

Highlight • Lake

Here you have a superb view of Lac du Chambon.

Translated by Google •

Tip by

4

3.49 km

Dam at Lac du Chambon

Highlight • Other

A beautiful route, though challenging, with the last 4 kilometers reaching between 8.5 and 10%. The descent is on a rough road with many potholes. After 5 kilometers, it becomes …

Translated by Google •

Tip by

5

3.71 km

Start of Col de Sarenne

Highlight • Mountain Pass

from here alternatively to Alpe d'Huez

Translated by Google •

Tip by

6

5.05 km

Lake Chambon

Highlight • Lake

Lac du Chambon is an artificial lake created by the Chambon dam on the Romanche River. It is located along the departmental road 1091 (formerly national road 91), between Bourg-d'Oisans and the Col du Lautaret.

Translated by Google •

Tip by

7

7.81 km

Cascade de la Pisse

Highlight • Waterfall

A small waterfall that is very beautiful to see.

Translated by Google •

Tip by

8

8.15 km

Scenic Road Along Lac du Chambon

Highlight (Segment) • Cycleway

The quieter alternative to the main road. The surface is also doable with a racing bike if you're not too squeamish.

Translated by Google •

Tip by

B

16.4 km

End point

Bus stop

Way Types & Surfaces

Way Types

7.73 km

6.63 km

1.65 km

385 m

< 100 m

Surfaces

16.4 km

< 100 m

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Elevation

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

Highest point (1,110 m)

Lowest point (930 m)

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Weather

Powered by Foreca

Friday 23 October

3°C

-2°C

83 %

Additional weather tips

It’s going to be cold. Wrap up warm and watch out for ice.

to get more detailed weather forecasts along your route

Comments

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