Brévent/Flégère (Chamonix) · France
Index
Red (intermediate)
34
Enjoyable
426 m
Length
175 m
Vertical drop
2182 m
Starts at
2007 m
Ends at
38.9%
Avg gradient
61%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Index is a red (intermediate) run at Brévent/Flégère (Chamonix) measuring 426 m, dropping 175 m from 2182 m down to 2007 m. It averages a 38.9% gradient, steepening to around 61% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 34/100 — Enjoyable
Vertical6/30
Length2/25
Gradient character6/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a red (intermediate) run should feel like, so every difficulty class can reach 100. Methodology
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