Galibier Thabor · France
Grandes Drozes
Black (advanced)
43
Very good
158 m
Length
41 m
Vertical drop
2006 m
Starts at
1965 m
Ends at
22.7%
Avg gradient
35.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Grandes Drozes is a black (advanced) run at Galibier Thabor measuring 158 m, dropping 41 m from 2006 m down to 1965 m. It averages a 22.7% gradient, steepening to around 35.1% 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 150 m in.
Bonvo Slope Score: 43/100 — Very good
Vertical1/30
Length1/25
Gradient character25/25
Flow16/20
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
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