| Country: | ITA |
| Type: | A |
| Route: | 31 |
| Alternate Name: | Autostrada della Val D'Astico motorway |
| Established: | 1976 |
| Direction A: | South |
| Terminus A: | (Badia Polesine) |
| Junction: | A4 in Vicenza SPV in Thiene |
| Direction B: | North |
| Terminus B: | Piovene Rocchette |
| Length Km: | 88.7 |
| Regions: | Veneto |
| Map: | Italia - mappa autostrada A31.svg |
| Previous Type: | A |
| Previous Route: | 30 |
| Next Type: | A |
| Next Route: | 32 |
The Autostrada A31 or Autostrada della Val d'Astico (" motorway") is an autostrada (Italian for "motorway") long in Italy located in the region of Veneto which connects the trunk road (near Badia Polesine) with the town of Piovene Rocchette.
The Autostrada A31 is interconnected with the Autostrada A4 in the city of Vicenza. There are plans for an extension north of the motorway, connecting with Autostrada A22 near Besenello. The operator of the road was Autostrada Brescia Verona Vicenza Padova of A4 Holding.
| ROVIGO SS 434 - PIOVENE Autostrada della Val D'Astico | |||||
| Exit | ↓km↓ | ↑km↑ | Province | European Route | |
|---|---|---|---|---|---|
| Rovigo - Legnago - Verona | 0.0 | 88.7 | RO | align="center" rowspan=18 | -- |
| Badia Polesine - Lendinara | 4.0 | 84.7 | |||
| Toll gate Badia Polesine | 5.0 | 83.7 | |||
| Piacenza d'Adige | 8.0 | 80.7 | PD | ||
| Santa Margherita d'Adige | 18.0 | 70.7 | |||
| 26.5 | 62.2 | VI | |||
| Agugliaro | 32.0 | 0.0 | |||
| Albettone - Barbarano Vicentino | 38.5 | 50.2 | |||
| Rest area "Nanto" | 42.3 | 46.4 | |||
| Rest area "Castegnero" | 44.7 | 44.0 | |||
| Montegaldella - Longare | 46.5 | 42.2 | |||
| A4 Torino - TriesteMilano - Verona - Padova - Venezia | 53.0 | 35.7 | |||
| Vicenza Nord | 61.6 | 27.1 | |||
| Rest area "Postumia" | 63.4 | 0.0 | |||
| Dueville | 69.6 | 19.1 | |||
| Pedemontana VenetaMontecchio Maggiore - Bassano del Grappa - Montebelluna - Treviso | 76,5 | 12.2 | |||
| Thiene - Schio | 79.5 | 9.2 | |||
| Piovene Rocchette - Chiuppano | 88,7 | 0.0 | |||