Evasion Mont Blanc · France
Grand Choucas
Black (advanced)
55
Excellent
573 m
Length
213 m
Vertical drop
1725 m
Starts at
1512 m
Ends at
37%
Avg gradient
47.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Grand Choucas is a black (advanced) run at Evasion Mont Blanc measuring 573 m, dropping 213 m from 1725 m down to 1512 m. It averages a 37% gradient, steepening to around 47.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 55/100 — Excellent
Vertical7/30
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
Explore Grand Choucas on the map
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