Aillon-Margériaz · France
Le Mur des Biolles
Very good
Elevation profile
Run analysis
Le Mur des Biolles is a black (advanced) run at Aillon-Margériaz measuring 394 m, dropping 128 m from 1810 m down to 1682 m. It averages a 27.3% gradient, steepening to around 48.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Watch for an uphill section: 25 m of climb about 0 m in.
Bonvo Slope Score: 43/100 — Very good
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
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