Col de la Bonette (el. 2,715 metres (8,907 ft)) is a high mountain pass in the French Alps, near the border with Italy. It is situated within the Mercantour National Park on the border of the departments of Alpes-Maritimes and Alpes-de-Haute-Provence. The road over the col is the seventh highest paved road in the Alps.
Details Of The Climb:
From the south, the climb starts at Saint-Etienne-de-Tinée and is 26.0 km long. Over this distance, the climb is 1652 m. (an average percentage of 6.4%). On the climb to the actual Col de la Bonette, there is one short section at over 10%, but on the loop around the Cime de la Bonette, the gradient reaches 15%. From the north, the climb starts at Jausiers and is 24,1 km long. Over this distance, the climb is 1589 m. (an average percentage of 6.6%), with the steepest sections at 9%.