Les 3 Vallées · France
Roc Merlet
Red (intermediate)
52
Very good
545 m
Length
142 m
Vertical drop
2541 m
Starts at
2399 m
Ends at
25.9%
Avg gradient
34.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Roc Merlet is a red (intermediate) run at Les 3 Vallées measuring 545 m, dropping 142 m from 2541 m down to 2399 m. It averages a 25.9% gradient, steepening to around 34.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 52/100 — Very good
Vertical5/30
Length3/25
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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