Le Grand Massif · France
Lac
Red (intermediate)Grooming: backcountry
47
Very good
287 m
Length
94 m
Vertical drop
1793 m
Starts at
1699 m
Ends at
31.4%
Avg gradient
55.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lac is a red (intermediate) run at Le Grand Massif measuring 287 m, dropping 94 m from 1793 m down to 1699 m. It averages a 31.4% gradient, steepening to around 55.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 47/100 — Very good
Vertical3/30
Length1/25
Gradient character22/25
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
Explore Lac on the map
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