Canal de l'Herretang – Old Saint-Martin Bridge loop from Saint-Joseph-de-Rivière

Mountain biking trails

France

Auvergne Rhône Alpes

Grenoble

Saint-Joseph-De-Rivière

Canal de l'Herretang – Old Saint-Martin Bridge loop from Saint-Joseph-de-Rivière

Hard

4.4

(10)

riders

Canal de l'Herretang – Old Saint-Martin Bridge loop from Saint-Joseph-de-Rivière

01:54

31.2km

160m

Mountain biking

Hard mountain bike ride. Great for any fitness level. 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 19, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de Chartreuse

Espace naturel sensible des tourbières de l'Herrétang

Waypoints

Start point

Bus stop

Get Directions

2.84 km

Herretang Canal and Herretang Peat Bogs

Highlight • Trail

Very peaceful walk on the Via Chartreuse from the gorges of Crossey to Entre-2-Guiers. I saw 1 passage under 30-40cm of water in June 2024 during the heavy rain episodes

Translated by Google •

Tip by

3.58 km

Herrétang Peatlands Observatory

Highlight • Viewpoint

A must see, break on Via Chartreuse.

Translated by Google •

Tip by

5.40 km

Canal de l'Herretang

Highlight • Cycleway

Easy along the canal, pretty greenway at the foot of the Chartreuse

Translated by Google •

Tip by

8.24 km

Pont le l'herretang

Highlight • Other

Small bridge, unfortunately unpaved cycle path, but beautiful landscape, partial views of the Chartreuse.

Showing Translation

Tip by

16.1 km

Gorges of the Guiers Vif

Highlight • Other

Magnificent gorges to visit

Translated by Google •

Tip by

16.2 km

Old Saint-Martin Bridge

Highlight • Bridge

Splendid gorges of Guiers Vif, to explore if you pass in the area! You can cross them thanks to a very nice little bridge. Nice discovery!

Translated by Google •

Tip by

31.2 km

End point

Bus stop

Way Types & Surfaces

Way Types

13.1 km

12.3 km

3.48 km

1.88 km

401 m

< 100 m

Surfaces

9.56 km

9.06 km

6.29 km

5.84 km

481 m

Elevation

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

Highest point (450 m)

Lowest point (380 m)

Weather

Today

Tuesday 13 October

22°C

11°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

Comments

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Canal de l'Herretang – Old Saint-Martin Bridge loop from Saint-Joseph-de-Rivière

Herretang Canal and Herretang Peat Bogs

Herrétang Peatlands Observatory

Canal de l'Herretang

Pont le l'herretang

Gorges of the Guiers Vif

Old Saint-Martin Bridge

Nearby routes

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