Roc d'Enfer · France

Le Grand Souvroz, Chemin de la Chèvrerie à Foron

Red (intermediate)
44

Very good

392 m
Length
40 m
Vertical drop
1172 m
Starts at
1131 m
Ends at
10.1%
Avg gradient
17.5%
Max gradient
sustained 50 m

Elevation profile

1131 m1151 m1172 mstart400 m

Run analysis

Le Grand Souvroz, Chemin de la Chèvrerie à Foron is a red (intermediate) run at Roc d'Enfer measuring 392 m, dropping 40 m from 1172 m down to 1131 m. It averages a 10.1% gradient, steepening to around 17.5% at its most sustained pitch.

Snowboard-friendly: no significant flat or uphill sections detected along the descent.

Bonvo Slope Score: 44/100 — Very good

Vertical1/30
Length2/25
Gradient character21/25
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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