Evasion Mont Blanc · France
Tréfléannaise Bas
Blue (easy)Grooming: classic
43
Very good
101 m
Length
8 m
Vertical drop
1228 m
Starts at
1220 m
Ends at
6.6%
Avg gradient
10%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Tréfléannaise Bas is a blue (easy) run at Evasion Mont Blanc measuring 101 m, dropping 8 m from 1228 m down to 1220 m. It averages a 6.6% gradient, steepening to around 10% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 43/100 — Very good
Vertical0/30
Length1/25
Gradient character22/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a blue (easy) run should feel like, so every difficulty class can reach 100. Methodology
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