Praz de Lys Sommand · France
La Face
Black (advanced)Grooming: classic
51
Very good
421 m
Length
108 m
Vertical drop
1699 m
Starts at
1591 m
Ends at
25.4%
Avg gradient
33.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
La Face is a black (advanced) run at Praz de Lys Sommand measuring 421 m, dropping 108 m from 1699 m down to 1591 m. It averages a 25.4% gradient, steepening to around 33.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical4/30
Length2/25
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
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