| Carretera Llovio - Canero | 10.18 km | 6.7% | 684 m | Cat. 1 |
| SL-13 | 5.8 km | 8.2% | 477 m | Cat. 2 |
| SL-13 | 5.23 km | 8.7% | 454 m | Cat. 2 |
| Carretera de San Martín de Luiña a Brieves | 8.39 km | 4% | 334 m | Cat. 2 |
| CU-7 | 9.45 km | 3.2% | 298 m | Cat. 3 |
| Enlace de Ballota | 2.68 km | 11% | 295 m | Cat. 3 |
| SL-13 | 3.39 km | 8.1% | 276 m | Cat. 3 |
| Carretera Llovio - Canero | 3.43 km | 8% | 275 m | Cat. 3 |
| Carretera Artedo - Faedo | 6.61 km | 4.2% | 275 m | Cat. 3 |
| Carretera Llovio - Canero | 2.87 km | 7% | 202 m | Cat. 3 |
| Enlace de Ballota | 1.41 km | 13.7% | 206 m | Cat. 3 |
| Carretera de San Martín de Luiña a Brieves | 12.29 km | 1.4% | 168 m | Cat. 3 |
| SL-13 | 2.04 km | 8% | 163 m | Cat. 3 |
| SL-13 | 1.54 km | 10.3% | 160 m | Cat. 4 |
| CU-5 | 2.68 km | 5.4% | 146 m | Cat. 4 |
| Autovía del Cantábrico | 1.32 km | 10.8% | 142 m | Cat. 4 |
| Cudillero / Cuideiru | 2.37 km | 5.6% | 197 m | Cat. 4 |
| SL-13 | 1.19 km | 9.6% | 114 m | Cat. 4 |
| CU-7 | 5.01 km | 2.3% | 113 m | Cat. 4 |
| Carretera Llovio - Canero | 2.13 km | 5.2% | 112 m | Cat. 4 |
| Cudillero / Cuideiru | 1.69 km | 6.5% | 110 m | Cat. 4 |
| Acceso a la Concha de Artedo | 0.99 km | 10.9% | 108 m | Cat. 4 |
| Cudillero / Cuideiru | 1.46 km | 7.3% | 107 m | Cat. 4 |
| Carretera Artedo - Soto de Luiña, por Salamir | 1.29 km | 7.3% | 95 m | Cat. 4 |
| Carretera Llovio - Canero | 1.09 km | 8.3% | 91 m | Cat. 4 |
| Carretera Artedo - Soto de Luiña, por Salamir | 1.78 km | 4.7% | 84 m | Cat. 4 |
| Carretera de San Martín de Luiña a Brieves | 3.79 km | 1.9% | 73 m | N/A |
| Carretera Llovio - Canero | 0.67 km | 10.3% | 69 m | N/A |
| Carretera Artedo - Soto de Luiña, por Salamir | 0.64 km | 9.8% | 63 m | N/A |
| Cudillero / Cuideiru | 0.83 km | 7.6% | 63 m | N/A |
| Carretera Artedo - Soto de Luiña, por Salamir | 7.02 km | 0.5% | 31 m | N/A |
| Carretera Llovio - Canero | 17.04 km | 0.2% | 30 m | N/A |
| Carretera Llovio - Canero | 0.49 km | 4.8% | 24 m | N/A |
| Carretera de San Martín de Luiña a Brieves | 0.44 km | 5.1% | 22 m | N/A |
| Carretera de San Martín de Luiña a Brieves | 0.4 km | 4.5% | 18 m | N/A |
| Carretera de San Martín de Luiña a Brieves | 0.74 km | 1.9% | 14 m | N/A |
| Carretera del Cabo Vidio | 2.35 km | 0.6% | 14 m | N/A |
| Cudillero / Cuideiru | 5.54 km | 0.3% | 14 m | N/A |
| Carretera Artedo - Faedo | 0.58 km | 2.1% | 12 m | N/A |
| Carretera Artedo - Soto de Luiña, por Salamir | 0.67 km | 1.3% | 9 m | N/A |
| Ramal a la Playa de San Pedro | 1.84 km | 0.4% | 8 m | N/A |
| Carretera Artedo - Soto de Luiña, por Salamir | 0.36 km | 1.8% | 6 m | N/A |