Portes du Soleil · France
15 Grand Conche
Black (advanced)Grooming: classic
56
Excellent
598 m
Length
243 m
Vertical drop
2092 m
Starts at
1849 m
Ends at
40.6%
Avg gradient
74.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
15 Grand Conche is a black (advanced) run at Portes du Soleil measuring 598 m, dropping 243 m from 2092 m down to 1849 m. It averages a 40.6% gradient, steepening to around 74.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 56/100 — Excellent
Vertical8/30
Length3/25
Gradient character25/25
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
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