| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 803 m | +41 m | 4.1% | 6.6% |
|
| 2 | 805 m | +2 m | 0.2% | 1.4% |
|
| 3 | 825 m | +20 m | 2.0% | 2.8% |
|
| 4 | 857 m | +32 m | 3.2% | 6.2% |
|
| 5 | 897 m | +40 m | 4.0% | 7.8% |
|
| 6 | 967 m | +70 m | 7.0% | 7.5% |
|
| 7 | 1039 m | +72 m | 7.2% | 8.0% |
|
| 8 | 1105 m | +66 m | 6.6% | 7.6% |
|
| 9 | 1178 m | +73 m | 7.3% | 7.8% |
|
| 10 | 1248 m | +70 m | 7.0% | 8.0% |
|
| 11 | 1314 m | +65 m | 6.5% | 7.4% |
|
| 12 | 1367 m | +53 m | 5.3% | 7.2% |
|
| 13 | 1362 m | −4 m | −0.4% | 6.8% |
|
| 14 | 1396 m | +34 m | 3.4% | 7.8% |
|
| 15 | 1462 m | +66 m | 6.6% | 7.4% |
|
| 16 | 1505 m | +43 m | 4.3% | 7.8% |
|
| 17 | 1580 m | +75 m | 7.5% | 8.8% |
|
| 18 | 1632 m | +52 m | 5.2% | 7.4% |
|
| 19 | 1682 m | +50 m | 5.0% | 7.4% |
|
| 20 | 1756 m | +74 m | 7.4% | 8.6% |
|
| 21 | 1824 m | +68 m | 6.8% | 7.6% |
|
| 22 | 1883 m | +59 m | 5.9% | 7.0% |
|
| 23 | 1923 m | +40 m | 4.0% | 6.8% |
|
| 24 | 1935 m | +13 m | 1.3% | 4.4% |
|
| 25 | 1959 m | +24 m | 2.4% | 6.2% |
|
| 26 | 1992 m | +33 m | 3.3% | 6.0% |
|
| 27 | 2069 m | +76 m | 7.6% | 9.6% |
|
| 28 | 2124 m | +55 m | 5.5% | 9.8% |
|
| 29 | 2128 m | +4 m | 1.2% | 2.8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.
