The Col de Porte (elevation ) is a

mountain pass A mountain pass is a navigable route through a mountain range or over a ridge. Since mountain ranges can present formidable barriers to travel, passes have played a key role in trade, war, and both Human migration, human and animal migration t ...

situated in the

Chartreuse Mountains The Chartreuse Mountains ( ) are a mountain range in southeastern France, stretching from the city of Grenoble in the south to the Lac du Bourget in the north. They are part of the French Prealps, which continue as the Bauges to the north and ...

in the

Isère Isère ( , ; ; , ) is a landlocked Departments of France, department in the southeastern French Regions of France, region of Auvergne-Rhône-Alpes. Named after the river Isère (river), Isère, it had a population of 1,271,166 in 2019.

department of France, between

Le Sappey-en-Chartreuse Le Sappey-en-Chartreuse (, ) is a commune in the Isère department in southeastern France. Population See also *Communes of the Isère department The following is a list of the 512 communes in the French department of Isère. The com ...

to the south and Saint-Pierre-de-Chartreuse to the north. It sits on the D512 between

Grenoble Grenoble ( ; ; or ; or ) is the Prefectures in France, prefecture and List of communes in France with over 20,000 inhabitants, largest city of the Isère Departments of France, department in the Auvergne-Rhône-Alpes Regions of France, region ...

and

Chambéry Chambéry (, , ; Franco-Provençal, Arpitan: ''Chambèri'') is the Prefectures in France, prefecture and List of communes in France with over 20,000 inhabitants, largest city of the Savoie Departments of France, department in the southeastern ...

, and prior to 1998 was often crossed in conjunction with the Col du Cucheron and the Col du Granier. To the east is Chamechaude, the highest summit in the Chartreuse Massif. There is a small ski resort situated near the

col A col is the lowest point on a mountain ridge between two peaks; a mountain pass or saddle. COL, CoL or col may also refer to: Computers * Caldera OpenLinux, a defunct Linux distribution * , an HTML element specifying a column * A collision sig ...

Cycle racing

The Col de Porte is regularly used in the

Critérium du Dauphiné The Critérium du Dauphiné, before 2010 known as the Critérium du Dauphiné Libéré, is an annual cycle sport, cycling road bicycle racing, road race in the Dauphiné region in the southeast of France. The race is run over eight days during ...

. In the sixth stage of the 1977 Critérium,

Bernard Hinault Bernard Hinault (; born 14 November 1954) is a French former professional road bicycle racing, road cyclist. With 147 professional victories, including five times the Tour de France, he is often named among the greatest cyclists of all time. In ...

fell on the descent from the Col de Porte leading to Grenoble when he was alone in the lead, 1'40" ahead of his competitors. Despite the fall, he won the stage at

Bastille The Bastille (, ) was a fortress in Paris, known as the Bastille Saint-Antoine. It played an important role in the internal conflicts of France and for most of its history was used as a state prison by the kings of France. It was stormed by a ...

in Grenoble ahead of

Lucien Van Impe Lucien Van Impe (; born 20 October 1946) is a former Belgian cyclist, who competed professionally between 1969 and 1987. He excelled mainly as a climber in multiple-day races such as the Tour de France. He was the winner of the 1976 Tour de F ...

and

Bernard Thévenet Bernard Thévenet (; born 10 January 1948) is a retired professional cyclist. His sporting career began with ACBB Paris. He is a two-time winner of the Tour de France and known for ending the reign of five-time Tour champion Eddy Merckx, though ...

Details of the climb

From

, to the south, the climb via the D512 is long, gaining in altitude, at an average gradient of 6.3%, with the steepest section being at 10%. from the summit, it passes the Col de Palaquit ().

Tour de France

The pass was first included in the

Tour de France The Tour de France () is an annual men's multiple-stage cycle sport, bicycle race held primarily in France. It is the oldest and most prestigious of the three Grand Tour (cycling), Grand Tours, which include the Giro d'Italia and the Vuelta a ...

1907 Events January * January 14 – 1907 Kingston earthquake: A 6.5 Moment magnitude scale, Mw earthquake in Kingston, Jamaica, kills between 800 and 1,000. February * February 9 – The "Mud March (suffragists), Mud March", the ...

, after which it was used in the next three tours, and then not again until 1947.

Appearances in Tour de France since 1947

Since 1947, the passages which have been categorized have been:

References

{{DEFAULTSORT:Porte, Col de Mountain passes of Auvergne-Rhône-Alpes Isère