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Routes
Road cycling routes
France
Auvergne Rhône Alpes

Roc d'Enfer loop

Hard

4.0

(2)

446

riders

Roc d'Enfer loop

05:12

94.8km

1,990m

Road cycling

The Tour du Roc d’Enfer is a magnificent route featuring three beautiful climbs, reserved for experienced cyclists. Formerly known as Mont Maudit due to the storms it attracts and its rocky, slippery cliffs where accidents were frequent, the Rock of Hell offers a daunting yet rewarding challenge.

However, rest assured…

by

Last updated: June 3, 2024

Waypoints

A

Start point

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1

24.7 km

Jambaz Pass

Highlight • Mountain Pass

Nice little quiet alpine pass.
Beautiful landscape.
More information: quaeldich.de/paesse/col-de-jambaz

Translated by Google •

Tip by

2

41.8 km

The tunnels of Col de la Ramaz

Highlight • Structure

On the climb to the Col de la Ramaz, there are a series of tunnels built into the mountainside. The perspectives on the landscapes are striking. However, be careful if …

Translated by Google •

Tip by

3

44.8 km

Col de la Ramaz

Highlight • Mountain Pass

The Col de la Ramaz from Taninges is 15km long with a total drop of 983m. The average gradient is 6.5% with maximum gradients of 10.5%.

Translated by Google •

Tip by

4

59.5 km

Col de l'Encrenaz (1433 m)

Highlight • Mountain Pass

The Col de l'Encrenaz from the Vallée d'Aulps is 9.7 km long with a total drop of 581 m. The average gradient is 6.5% with maximum gradients of 9.5%.

Translated by Google •

Tip by

5

79.5 km

Jotty Lake and Dam

Highlight • Lake

single track zig zag short but sweet1

Tip by

B

94.8 km

End point

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Way Types & Surfaces

Way Types

61.3 km

23.5 km

9.32 km

739 m

Surfaces

94.1 km

741 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,610 m)

Lowest point (430 m)

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Weather

Powered by Foreca

Wednesday 13 May

9°C

3°C

91 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

Comments

April 16, 2024

The Tour du Roc d’Enfer is a magnificent route featuring three beautiful climbs, reserved for experienced cyclists. Formerly known as Mont Maudit due to the storms it attracts and its rocky, slippery cliffs where accidents were frequent, the Rock of Hell offers a daunting yet rewarding challenge.



However

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