Otoyol 31
| O-31 | ||||
|---|---|---|---|---|
| İzmir-Denizli Otoyolu | ||||
| Route information | ||||
| Part of E87 | ||||
| Length | 258 km (160 mi) | |||
| Existed | 1996–present | |||
| Major junctions | ||||
| North end | O-30 in Buca, İzmir | |||
| South end | D.320 in Denizli | |||
| Location | ||||
| Country | Turkey | |||
| Regions | Aegean | |||
| Provinces | İzmir, Aydın, Denizli | |||
| Major cities | İzmir, Aydın, Denizli | |||
| Highway system | ||||
| ||||
Otoyol 31, named the İzmir-Denizli Motorway (Turkish: İzmir-Denizli Otoyolu) and abbreviated as the O-31 is a 258 km (160 mi) long toll motorway in western Turkey. Beginning at an intersection with İzmir Beltway, the O-31 runs south from İzmir to Denizli and parallels the D550 and D320 for most of its route.