| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 809 m | +54 m | 5.4% | 8.2% |
|
| 2 | 862 m | +52 m | 5.2% | 7.2% |
|
| 3 | 912 m | +50 m | 5.0% | 6.6% |
|
| 4 | 950 m | +38 m | 3.8% | 8.4% |
|
| 5 | 1003 m | +52 m | 5.2% | 6.2% |
|
| 6 | 1050 m | +47 m | 4.7% | 5.6% |
|
| 7 | 1103 m | +53 m | 5.3% | 6.2% |
|
| 8 | 1150 m | +47 m | 4.7% | 8% |
|
| 9 | 1214 m | +65 m | 6.5% | 13% |
|
| 10 | 1270 m | +56 m | 5.6% | 9.2% |
|
| 11 | 1323 m | +53 m | 5.3% | 7.4% |
|
| 12 | 1355 m | +32 m | 3.2% | 7% |
|
| 13 | 1398 m | +42 m | 4.2% | 6.8% |
|
| 14 | 1426 m | +28 m | 2.8% | 5.8% |
|
| 15 | 1466 m | +40 m | 4.0% | 5.6% |
|
| 16 | 1519 m | +53 m | 5.3% | 6.8% |
|
| 17 | 1577 m | +58 m | 5.8% | 8.6% |
|
| 18 | 1598 m | +21 m | 2.1% | 5.8% |
|
| 19 | 1640 m | +42 m | 4.2% | 11% |
|
| 20 | 1699 m | +60 m | 6.0% | 8.6% |
|
| 21 | 1747 m | +47 m | 4.7% | 8.6% |
|
| 22 | 1794 m | +47 m | 4.7% | 8.4% |
|
| 23 | 1848 m | +54 m | 5.4% | 9% |
|
| 24 | 1892 m | +44 m | 4.4% | 7.8% |
|
| 25 | 1936 m | +44 m | 4.4% | 7.4% |
|
| 26 | 1991 m | +55 m | 5.5% | 6.6% |
|
| 27 | 2029 m | +38 m | 3.8% | 5.8% |
|
| 28 | 2075 m | +46 m | 4.6% | 8% |
|
| 29 | 2094 m | +19 m | 5.8% | 8.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.