Les 3 Vallées · France
Biolley
Blue (easy)
63
Excellent
2.6 km
Length
375 m
Vertical drop
1799 m
Starts at
1424 m
Ends at
14%
Avg gradient
29.4%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Biolley is a blue (easy) run at Les 3 Vallées measuring 2.6 km, dropping 375 m from 1799 m down to 1424 m. It averages a 14% gradient, steepening to around 29.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Watch for 2 uphill sections: 25 m of climb about 0 m in; 25 m of climb about 2.6 km in.
Bonvo Slope Score: 63/100 — Excellent
Vertical13/30
Length13/25
Gradient character25/25
Flow12/20
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
Explore Biolley on the map
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