Bolton Valley Resort · United States
Cobrass
Red (intermediate)
54
Very good
777 m
Length
149 m
Vertical drop
939 m
Starts at
790 m
Ends at
18.6%
Avg gradient
36.4%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Cobrass is a red (intermediate) run at Bolton Valley Resort measuring 777 m, dropping 149 m from 939 m down to 790 m. It averages a 18.6% gradient, steepening to around 36.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 54/100 — 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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