L'Alpe du Grand Serre · France
Serriou
Red (intermediate)
46
Very good
66 m
Length
9 m
Vertical drop
1628 m
Starts at
1618 m
Ends at
12.4%
Avg gradient
15.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Serriou is a red (intermediate) run at L'Alpe du Grand Serre measuring 66 m, dropping 9 m from 1628 m down to 1618 m. It averages a 12.4% gradient.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 46/100 — Very good
Vertical0/30
Length0/25
Gradient character25/25
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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