Autovía A-6
The Autovía A-6 or Autopista AP-6 is a Spanish autovía and autopista route that starts in Madrid and ends in Arteixo.
The tolled Autopista AP-6, from Villalba to Adanero, has a total length of 72.19 km. It includes one of the most important engineering works in the whole motorway, a tri-tube tunnel under the Sierra de Guadarrama.
Sections
| # | From | To | Length | Signal |
| 1 | Madrid | Collado Villalba | 41.79 km | A-6 |
| 2 | Collado Villalba | Adanero | 72.19 km | AP-6 |
| 3 | Adanero | Medina del Campo | 51.29 km | A-6 |
| 4 | Medina del Campo | Benavente | 107.65 km | A-6 |
| 5 | Benavente | Astorga | 65.57 km | A-6 |
| 6 | Astorga | Ponferrada | 65.05 km | A-6 |
| 7 | Ponferrada | Baamonde | 140.26 km | A-6 |
| 8 | Baamonde | Arteixo | 74.33 km | A-6 |