Osan–Hwaseong Expressway
The Osan–Hwaseong Expressway is an expressway in South Korea that runs between Osan and Hwaseong. Established on October 29, 2009, it is the shortest expressway in South Korea with a length of 2.55 kilometers. It shares its expressway number with Yongin-Seoul Expressway. However, they are not connected.
History
On January 3, 2008, the name was changed from Pyeongtaek-Hwaseong Expressway to Expressway No. 171 Osan–Hwaseong Expressway. On October 29, 2009, all routes were started through the West Osan Junction- Annyeong Tollgate.Features
- Lanes: 6
- Length: 2.55 km
- Speed limit: 100 km/h
List of facilities
IC: Interchange, JC: Junction, SA: Service Area, TG: Tollgate| No. | Name | Korean name | Hanja name | Connections | Notes | Location |
| 6 | W.Osan JC | 서오산 분기점 | 西烏山分岐點 | Pyeongtaek-Hwaseong Expressway, Capital Region 2nd Belt Expressway | JC | Osan, Gyeonggi |
| 7 | W.Osan TG | 서오산 요금소 | 西烏山料金所 | - | TG | Osan, Gyeonggi |
| 8 | Annyeong IC | 안녕 나들목 | 安寧 | National Route 1, National Route 43, Local Route 84, Local Route 315 | IC | Hwaseong, Gyeonggi |