Viaduc de la Prédécelle – Remarkable oak loop from Courcelle-sur-Yvette
Viaduc de la Prédécelle – Remarkable oak loop from Courcelle-sur-Yvette
80
riders
05:24
63.2km
840m
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 24, 2026
Tips
Includes segments that are highly dangerous
Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.
After 59.0 km for 5 m
After 59.6 km for 75 m
Waypoints
Start point
Train Station
11.6 km
Highlight • Bridge
Translated by Google •
Tip by
14.5 km
Mare
Lake
31.8 km
Highlight • Forest
Translated by Google •
Tip by
32.6 km
Highlight • Other
Translated by Google •
Tip by
41.5 km
Translated by Google •
Tip by
42.9 km
Bois des Gaules
Forest
48.9 km
Highlight • Structure
Translated by Google •
Tip by
49.0 km
Highlight • Trail
Translated by Google •
Tip by
55.4 km
Highlight • Trail
Tip by
59.6 km
Highlight • Bridge
Translated by Google •
Tip by
63.2 km
End point
Train Station
Way Types & Surfaces
Way Types
36.0 km
14.4 km
6.86 km
3.60 km
1.54 km
850 m
< 100 m
Surfaces
19.0 km
17.7 km
13.1 km
10.9 km
1.72 km
586 m
402 m
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Highest point (180 m)
Lowest point (70 m)
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Powered by Foreca
Tuesday 13 October
20°C
8°C
0 %
Additional weather tips
Max wind speed: 10.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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