Col Du Lautarel pass

Col du Lautaret is a high mountain pass in the department of Hautes-Alpes in France. It marks the boundary between the valleys of the Romanche and the Guisane, a tributary of the Durance which has its source at the col. The valleys are linked by national route 91. There are 3 possible routes to reach the summit. Starting from Briançon, by D1091, the the ascent is 27.75 km long. Over this distance, the elevation gain is 853 meters. The average percentage is 3.1 %. Starting from Le Clapier, by the D1091, the ascent is 34.16 km long. Over this distance, the elevation gain is 1.312 meters. The average percentage is 3.8 %. And starting from Saint Martin d’Arc, by the D902, the ascent is 41.8 km long. This side includes climbing the Galibier before the Lautaret.