| Beautiful scenery |
| 4 hairpin turns |
| #36 toughest climb of Ain |
| #63 most elevation gain of Jura |
| #70 longest climb of Auvergne-Rhône-Alpes |
Col de Sur la Semine from Champromier is a climb in the region Ain. It is 20.5km long and bridges 662 vertical meters with an average gradient of 3.2%, resulting in a difficulty score of 414. The top of the ascent is located at 1196 meters above sea level. Climbfinder users shared 0 reviews of this climb and uploaded 0 photos.
Road names: D14,D48A, D25E4 & D25
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| 7 km/h | 02:55:46 |
| 11 km/h | 01:51:51 |
| 15 km/h | 01:22:01 |
| 19 km/h | 01:04:45 |