| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 309 m | +8 m | 0.8% | 1.8% |
|
| 2 | 313 m | +4 m | 0.4% | 2% |
|
| 3 | 328 m | +15 m | 1.5% | 5% |
|
| 4 | 335 m | +7 m | 0.7% | 2.6% |
|
| 5 | 343 m | +8 m | 0.8% | 3.6% |
|
| 6 | 352 m | +9 m | 0.9% | 1.5% |
|
| 7 | 372 m | +20 m | 2.0% | 5.2% |
|
| 8 | 410 m | +38 m | 3.8% | 28.6% |
|
| 9 | 388 m | −22 m | −2.2% | 0.6% |
|
| 10 | 390 m | +2 m | 0.2% | 1.6% |
|
| 11 | 401 m | +11 m | 1.1% | 1.8% |
|
| 12 | 441 m | +40 m | 4.0% | 10.5% |
|
| 13 | 503 m | +62 m | 6.2% | 10.6% |
|
| 14 | 506 m | +3 m | 0.3% | 4% |
|
| 15 | 503 m | −3 m | −0.3% | 5.2% |
|
| 16 | 504 m | +1 m | 0.1% | 3% |
|
| 17 | 507 m | +3 m | 0.3% | 5.6% |
|
| 18 | 504 m | −3 m | −0.3% | 1% |
|
| 19 | 508 m | +4 m | 0.4% | 4.6% |
|
| 20 | 546 m | +38 m | 3.8% ? Includes a suspected survey error | 27.6% |
|
| 21 | 543 m | −3 m | −0.3% | 5.6% |
|
| 22 | 560 m | +17 m | 1.7% ? Includes a suspected survey error | 70.2% |
|
| 23 | 571 m | +11 m | 1.1% | 2.4% |
|
| 24 | 586 m | +15 m | 1.5% | 4.4% |
|
| 25 | 611 m | +25 m | 2.5% | 5.6% |
|
| 26 | 652 m | +41 m | 4.1% | 6% |
|
| 27 | 627 m | −26 m | −2.6% | 3.8% |
|
| 28 | 638 m | +12 m | 1.2% | 5.2% |
|
| 29 | 652 m | +13 m | 1.3% | 3.2% |
|
| 30 | 681 m | +30 m | 2.9% | 8% |
|
| 31 | 692 m | +11 m | 1.1% | 4.6% |
|
| 32 | 717 m | +25 m | 2.5% | 4.4% |
|
| 33 | 745 m | +28 m | 2.8% | 3.4% |
|
| 34 | 777 m | +33 m | 3.3% | 6% |
|
| 35 | 866 m | +89 m | 8.9% | 12.8% |
|
| 36 | 918 m | +52 m | 5.2% | 8.4% |
|
| 37 | 944 m | +25 m | 2.5% | 6% |
|
| 38 | 1008 m | +65 m | 6.5% | 7.2% |
|
| 39 | 1079 m | +71 m | 7.1% | 7.8% |
|
| 40 | 1147 m | +68 m | 6.8% | 7% |
|
| 41 | 1209 m | +62 m | 6.2% | 7% |
|
| 42 | 1276 m | +67 m | 6.7% | 8% |
|
| 43 | 1336 m | +60 m | 6.0% | 7% |
|
| 44 | 1405 m | +70 m | 7.0% | 7.4% |
|
| 45 | 1450 m | +45 m | 4.5% | 7% |
|
| 46 | 1490 m | +40 m | 6.7% | 7.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.