Zinal / Grimentz · Switzerland
Les Couloirs inférieure
Excellent
Elevation profile
Run analysis
Les Couloirs inférieure is a black (advanced) run at Zinal / Grimentz measuring 1.1 km, dropping 271 m from 2661 m down to 2391 m. It averages a 24.1% gradient, steepening to around 49.2% at its most sustained pitch.
Heads-up for snowboarders: 1 uphill section along this run — expect some unstrapping or skating.
Watch for an uphill section: 50 m of climb about 875 m in.
Bonvo Slope Score: 56/100 — Excellent
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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