Les 3 Vallées · France
Planes
Red (intermediate)
49
Very good
277 m
Length
71 m
Vertical drop
1881 m
Starts at
1810 m
Ends at
23.7%
Avg gradient
36.3%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Planes is a red (intermediate) run at Les 3 Vallées measuring 277 m, dropping 71 m from 1881 m down to 1810 m. It averages a 23.7% gradient, steepening to around 36.3% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 49/100 — Very good
Vertical2/30
Length1/25
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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