Les 3 Vallées · France
Roc de Fer
Outstanding
Elevation profile
Run analysis
Roc de Fer is a blue (easy) run at Les 3 Vallées measuring 3.1 km, dropping 695 m from 2284 m down to 1589 m. It averages a 22.5% gradient, steepening to around 42% at its most sustained pitch.
Heads-up for snowboarders: 2 uphill sections along this run — expect some unstrapping or skating.
Watch for 2 uphill sections: 75 m of climb about 0 m in; 50 m of climb about 825 m in.
Bonvo Slope Score: 74/100 — Outstanding
Scored from the run's real geometry — steepness is judged against what a blue (easy) run should feel like, so every difficulty class can reach 100. Methodology
Explore Roc de Fer on the map
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