Eybens to Chamrousse Route in the Chaîne de Belledonne Alps

The road connecting Eybens, a town near Grenoble, to the mountain village of Chamrousse is situated in the Auvergne-Rhône-Alpes region of France. This route traverses part of the Chaîne de Belledonne, a subrange of the French Alps, known for its rugged terrain and alpine environment. The road begins near Eybens at an elevation of approximately 416 meters (1,365 feet) and ascends to Chamrousse at around 1,719 meters (5,640 feet). This elevation gain provides riders with a gradual climb through alpine landscapes. The route is located within the broader Alpine mountain system, which extends across several European countries. An interactive map showing the road can be found at the end of this article.

The route from Eybens to Chamrousse is approximately 17.6 kilometers (10.9 miles) long and is surfaced with asphalt. The road quality is moderate, rated around 3.4 out of 5, indicating a generally serviceable surface with some sections that may require caution. The road width is predominantly wide (about 91%), with a small portion being middle width (6%) and very little narrow sections (1%). It mostly consists of two lanes (about 65%), with a minor portion of single-lane sections (6%).

Curviness is moderate, rated at 1.52 on a scale where 3 is extremely curvy, so riders can expect a mix of gentle bends and some sharper turns. Speed limits vary along the route, with maximum speeds of 80 km/h (50 mph), 50 km/h (31 mph), and 30 km/h (19 mph) depending on the section, reflecting changes in road conditions and inhabited areas.

Approximately 20.7% of the road passes through inhabited areas, including the settlements of Route de Prémol, Avenue du Golf, and Route des Trolles. These areas require reduced speeds and increased attention. The road is part of a mountain range crossing, providing a transition from lower valley terrain near Eybens to alpine conditions near Chamrousse.

This route crosses the Chaîne de Belledonne, a mountain range within the French Alps. The Chaîne de Belledonne is known for its alpine peaks, natural parks, and outdoor recreational opportunities. The road offers access to alpine environments and is a gateway to the higher elevations of the Alps. The Chaîne de Belledonne is documented on French Wikipedia, providing detailed information about its geography and significance.

The broader Alpine range, of which the Chaîne de Belledonne is a part, is one of Europe's major mountain systems, extending across multiple countries. More information about the Alps can be found on German Wikipedia.

Motorcyclists should be aware that the road surface quality is moderate and that the route includes sections with varying speed limits and road widths. The ascent from 416 meters (1,365 feet) to 1,719 meters (5,640 feet) involves changes in weather and temperature, so appropriate gear is recommended. The road is mostly wide and two-laned, facilitating overtaking and comfortable riding, but caution is advised in inhabited areas and tighter bends.

There is no specific information indicating seasonal closures or tolls on this route. However, as it is a mountain road, winter conditions may affect accessibility, and riders should verify local conditions before planning a trip. For general information on road tolls and fees in France, riders can consult official resources such as the French Autoroutes website.

For further details on the route and surrounding area, riders can consult local tourism websites and mapping services. The road passes through several small settlements, including Route de Prémol, Avenue du Golf, and Route des Trolles, which may offer amenities and points of interest.

An interactive map showing the exact route from Eybens to Chamrousse is provided below to assist with navigation and trip planning.