Flumserberg · Switzerland
Twärchammgratpiste
Red (intermediate)
53
Very good
713 m
Length
148 m
Vertical drop
1819 m
Starts at
1671 m
Ends at
20.4%
Avg gradient
40%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Twärchammgratpiste is a red (intermediate) run at Flumserberg measuring 713 m, dropping 148 m from 1819 m down to 1671 m. It averages a 20.4% gradient, steepening to around 40% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 53/100 — Very good
Vertical5/30
Length4/25
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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