Alpe d'Huez Grand Domaine · France
Altiport
Red (intermediate)
40
Very good
179 m
Length
18 m
Vertical drop
1894 m
Starts at
1876 m
Ends at
9%
Avg gradient
21.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Altiport is a red (intermediate) run at Alpe d'Huez Grand Domaine measuring 179 m, dropping 18 m from 1894 m down to 1876 m. It averages a 9% gradient, steepening to around 21.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 40/100 — Very good
Vertical1/30
Length1/25
Gradient character19/25
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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