Blatten Belalp · Switzerland
Tunnel Westseite Roti Blatte
Freeride (unpatrolled)Grooming: backcountry
65
Excellent
1.2 km
Length
412 m
Vertical drop
2884 m
Starts at
2473 m
Ends at
34.3%
Avg gradient
52.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Tunnel Westseite Roti Blatte is a freeride (unpatrolled) run at Blatten Belalp measuring 1.2 km, dropping 412 m from 2884 m down to 2473 m. It averages a 34.3% gradient, steepening to around 52.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 65/100 — Excellent
Vertical14/30
Length6/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a freeride (unpatrolled) run should feel like, so every difficulty class can reach 100. Methodology
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