Grouse Mountain · Canada
Chimney
Black (advanced)
47
Very good
133 m
Length
55 m
Vertical drop
1137 m
Starts at
1082 m
Ends at
36.6%
Avg gradient
52.8%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Chimney is a black (advanced) run at Grouse Mountain measuring 133 m, dropping 55 m from 1137 m down to 1082 m. It averages a 36.6% gradient, steepening to around 52.8% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 47/100 — Very good
Vertical2/30
Length1/25
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 Chimney on the map
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