Les 3 Vallées · France
Dame Blanche
Black (advanced)Grooming: classic
63
Excellent
1.0 km
Length
391 m
Vertical drop
2529 m
Starts at
2138 m
Ends at
38.1%
Avg gradient
55.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Dame Blanche is a black (advanced) run at Les 3 Vallées measuring 1.0 km, dropping 391 m from 2529 m down to 2138 m. It averages a 38.1% gradient, steepening to around 55.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 63/100 — Excellent
Vertical13/30
Length5/25
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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