Les Houches (Chamonix) · France
Grands Bois
Very good
Elevation profile
Run analysis
Grands Bois is a red (intermediate) run at Les Houches (Chamonix) measuring 543 m, dropping 155 m from 1789 m down to 1634 m. It averages a 27.7% gradient, steepening to around 63.4% 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 525 m in.
Bonvo Slope Score: 49/100 — Very good
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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