| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 741 m | +14 m | 1.4% | 4.4% |
|
| 2 | 794 m | +53 m | 5.3% | 8.8% |
|
| 3 | 841 m | +46 m | 4.6% | 9.4% |
|
| 4 | 871 m | +31 m | 3.1% | 9.2% |
|
| 5 | 923 m | +52 m | 5.2% | 8% |
|
| 6 | 969 m | +46 m | 4.6% | 7.8% |
|
| 7 | 1004 m | +35 m | 3.5% | 7.6% |
|
| 8 | 956 m | −48 m | −4.8% | 0% |
|
| 9 | 965 m | +9 m | 0.9% | 3% |
|
| 10 | 973 m | +8 m | 0.8% | 5% |
|
| 11 | 1038 m | +65 m | 6.5% | 8.2% |
|
| 12 | 1115 m | +77 m | 7.7% | 8.4% |
|
| 13 | 1189 m | +74 m | 7.4% | 8.4% |
|
| 14 | 1184 m | −4 m | −0.4% | 6.6% |
|
| 15 | 1220 m | +36 m | 3.6% | 7% |
|
| 16 | 1264 m | +44 m | 4.4% | 8.6% |
|
| 17 | 1280 m | +17 m | 1.7% | 4.6% |
|
| 18 | 1337 m | +57 m | 5.7% | 9.6% |
|
| 19 | 1370 m | +32 m | 3.2% | 7% |
|
| 20 | 1342 m | −27 m | −2.7% | 0% |
|
| 21 | 1319 m | −24 m | −2.4% | 2% |
|
| 22 | 1341 m | +22 m | 2.2% | 5% |
|
| 23 | 1377 m | +37 m | 3.7% | 8% |
|
| 24 | 1424 m | +47 m | 4.7% | 7.6% |
|
| 25 | 1441 m | +17 m | 1.7% | 7% |
|
| 26 | 1513 m | +72 m | 7.2% | 8% |
|
| 27 | 1567 m | +54 m | 5.4% | 7.2% |
|
| 28 | 1577 m | +10 m | 4.7% | 5.8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.