Grouse Mountain · Canada
Outer Limits
Black (advanced)
53
Very good
507 m
Length
176 m
Vertical drop
1080 m
Starts at
905 m
Ends at
33.5%
Avg gradient
55.4%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Outer Limits is a black (advanced) run at Grouse Mountain measuring 507 m, dropping 176 m from 1080 m down to 905 m. It averages a 33.5% gradient, steepening to around 55.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 53/100 — Very good
Vertical6/30
Length3/25
Gradient character25/25
Flow20/20
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
Explore Outer Limits on the map
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