Le Collet d'Allevard · France
Combe
Black (advanced)
61
Excellent
1.1 km
Length
329 m
Vertical drop
1904 m
Starts at
1575 m
Ends at
30.6%
Avg gradient
80.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Combe is a black (advanced) run at Le Collet d'Allevard measuring 1.1 km, dropping 329 m from 1904 m down to 1575 m. It averages a 30.6% gradient, steepening to around 80.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 61/100 — Excellent
Vertical11/30
Length5/25
Gradient character25/25
Flow20/20
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
Explore Combe on the map
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