Lac de Beauséjour
Mountain Biking Highlight
Recommended by 23 mountain bikers
This Highlight is in a protected area
Please check local regulations for: Parc naturel régional de la Haute Vallée de Chevreuse
Location: Saint-Rémy-Lès-Chevreuse, Rambouillet, Ile-de-France, France
Best Mountain Biking Routes to Lac de Beauséjour
- Easy
5.0
(3)
5
Tour in the woods... – Château de Breteuil loop from Saint-Rémy-lès-Chevreuse01:30
24.1km
190m
Intermediate4.2
(20)
84
Viaduc de la Prédécelle – Viaduc des Fauvettes loop from Lozère02:46
42.7km
300m
Expert4.0
(6)
46
Tour in the woods... – Bottom of the single loop from Courcelle-sur-Yvette02:52
32.6km
400m
Tips
History of the work
15th century: Construction as a water supply reserve for a mill
1930: Breakup
1930s: Reconstruction
1990: Diagnosis
1993: Rehabilitation of the banks (with a drop in the water level of the lake by approximately 1 m for the work)
2003: Geotechnical study of the downstream wall with recommendations for work (drop in level of approximately 15 cm)
2004: Work to repair cracks
2007: Replacement of movement tracking markers
2019: Bathymetry / sampling and analysis of sediment and water quality
2020: Draining / cleaning / diagnosistranslated by
•April 12, 2022
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Location: Saint-Rémy-Lès-Chevreuse, Rambouillet, Ile-de-France, France
Best Mountain Biking Routes to Lac de Beauséjour
- Easy
5.0
(3)
5
Tour in the woods... – Château de Breteuil loop from Saint-Rémy-lès-Chevreuse01:30
24.1km
190m
Intermediate4.2
(20)
84
Viaduc de la Prédécelle – Viaduc des Fauvettes loop from Lozère02:46
42.7km
300m
Expert4.0
(6)
46
Tour in the woods... – Bottom of the single loop from Courcelle-sur-Yvette02:52
32.6km
400m
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