Zinal / Grimentz · Switzerland
Lacs
Red (intermediate)Grooming: classic
50
Very good
450 m
Length
89 m
Vertical drop
2715 m
Starts at
2626 m
Ends at
18.8%
Avg gradient
29.3%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lacs is a red (intermediate) run at Zinal / Grimentz measuring 450 m, dropping 89 m from 2715 m down to 2626 m. It averages a 18.8% gradient, steepening to around 29.3% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 50/100 — Very good
Vertical3/30
Length2/25
Gradient character25/25
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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