Vernajoul Viaduct Greenway – The tunnels of Véloroute 81 loop from Castelnau-Durban
Vernajoul Viaduct Greenway – The tunnels of Véloroute 81 loop from Castelnau-Durban
4.7
(33)
218
riders
05:16
80.2km
660m
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: April 15, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Bus stop
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6.63 km
Highlight • Bridge
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Tip by
21.6 km
Highlight • Cycleway
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24.3 km
Highlight • Cycleway
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Tip by
30.3 km
Highlight • Historical Site
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Tip by
32.7 km
Highlight • Cycleway
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Tip by
52.2 km
Highlight (Segment) • Cycleway
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Tip by
61.2 km
Highlight (Segment) • Cycleway
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Tip by
74.6 km
Highlight • Structure
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Tip by
80.2 km
End point
Bus stop
Way Types & Surfaces
Way Types
76.3 km
1.53 km
1.13 km
771 m
301 m
168 m
< 100 m
Surfaces
76.5 km
2.24 km
1.01 km
358 m
< 100 m
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Elevation
Highest point (510 m)
Lowest point (360 m)
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Weather
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Thursday 21 May
30°C
11°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.