Portes du Soleil · France
15 Grand Conche
Black (advanced)Grooming: classic
53
Very good
692 m
Length
152 m
Vertical drop
1851 m
Starts at
1699 m
Ends at
21.7%
Avg gradient
45.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
15 Grand Conche is a black (advanced) run at Portes du Soleil measuring 692 m, dropping 152 m from 1851 m down to 1699 m. It averages a 21.7% gradient, steepening to around 45.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 53/100 — Very good
Vertical5/30
Length3/25
Gradient character24/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
Explore 15 Grand Conche on the map
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