# Honam Expressway

The Honam Expressway (Korean: 호남고속도로; Honam Gosok Doro) is an expressway serving the Honam region in South Korea. The freeway connects Nonsan on the Nonsan-Cheonan Expressway and Honam Expressway Branch Line to Gwangju and Suncheon on the Namhae Expressway. The freeway's route number is 25. The Honam Expressway Branch (Honam Gosokdoroui Jiseon), (호남고속도로의지선) is route number 251, and connects Nonsan on the Honam Expressway to Daejeon on the Gyeongbu Expressway.

## History

* April 15, 1970: Construction Begin
* December 30, 1970: Daejeon-Jeonju section (79.1 km) opened to traffic.
* November 14, 1973: Jeonju-Suncheon section (181.6 km) opened to traffic.
* June 1, 1978: Begins becoming charged.
* April 25, 1983: Work begins to widen to four lanes in Daejeon-Jeonju Section.
* June 30, 1986: The 4-lane expansion of the Daejeon–Jeonju section was completed.
* September 11, 1986: The 4-lane expansion of the Jeonju–Gwangju section was completed.
* September 1, 1989: The 4-lane expansion of the section in Gwangju (W.Gwangju IC-Goseo JCT) was completed.
* November 8, 1996: The 4-lane expansion of the Gwangju-Suncheon section was completed.
* January 1, 1999: West Jeonju Interchange (서전주IC) opened to traffic.
* August 25, 2001: Divides between Honam Expressway (Suncheon–Nonsan) to Honam Expressway Branch (Nonsan-Daejeon)
* August 31, 2002: Naejangsan IC (내장산IC) opened to traffic.
* December 29, 2004: Dongnim IC (동림IC) opened to traffic.
* May 15, 2007: Sanwol JCT (산월분기점) opened to traffic.
* December 17, 2009: The eight-lane expansion of the Munheung-Goseo section was completed and Munheung JCT (문흥분기점) opened to traffic.
* July 20, 2010: The six-lane expansion of the East Gwangju-Munheung section was completed.
* October 27, 2010: The six, eight-lane expansion of the Samnye-Nonsan section was completed.
* August 1, 2012: Motjae Tunnel (못재터널) opened to traffic.
* January 20, 2016: North Gwangsan Interchange (북광산IC) opened to traffic.

## Compositions
### Lanes

* W. Suncheon IC–Goseo JC, E. Gwangju IC–Samnye IC: 4
* Munheung JC–E. Gwangju IC, Samnye IC–Iksan JC: 6
* Goseo JC–Munheung JC, Iksan JC–Nonsan JC: 8

### Length

194.22 km

### Speed limits

* 100 km/h

## List of facilities

* IC: Interchange, JC: Junction, SA: Service area, TG:Tollgate
| No. | Name | Korean name | Hanja name | Connections | Notes | Location | Location |
| Connected directly with Namhae Expressway ||||||||
| | Suncheon | 순천 시점 | 順天 始點 | Namhae Expressway | | Suncheon | Jeonnam |
| 1 | W. Suncheon IC | 서순천나들목 | 西順天나들목 | National Route 17 | | Suncheon | Jeonnam |
| SA | Suncheon SA | 순천휴게소 | 順天休憩所 | | Suncheon-bound only | Suncheon | Jeonnam |
| 2 | Seungju IC | 승주나들목 | 昇州나들목 | National Route 22 | | Suncheon | Jeonnam |
| 3 | Songgwangsa·Juam IC | 송광사·주암나들목 | 松廣寺·住岩나들목 | National Route 18 National Route 27 | | Suncheon | Jeonnam |
| SA | Juam SA | 주암휴게소 | 住岩休憩所 | | | Suncheon | Jeonnam |
| 4 | Seokgok IC | 석곡나들목 | 石谷나들목 | National Route 27 | | Gokseong | Jeonnam |
| 5 | Gokseong IC | 곡성나들목 | 谷城나들목 | National Route 27 | | Gokseong | Jeonnam |
| SA | Gokseong Rail Village SA | 곡성기차마을휴게소 | 谷城氣車마을休憩所 | | | Gokseong | Jeonnam |
| 6 | Okgwa IC | 옥과나들목 | 玉果나들목 | National Route 13 National Route 15 | | Gokseong | Jeonnam |
| 7 | Daedeok JC | 대덕분기점 | 大德分岐點 | Gochang-Damyang Expressway | Suncheon-bound only | Damyang | Jeonnam |
| 8 | Changpyeong IC | 창평나들목 | 昌平나들목 | Local Route 60 | | Damyang | Jeonnam |
| 9 | Goseo JC | 고서분기점 | 古西分岐點 | Gwangju-Daegu Expressway | | Damyang | Jeonnam |
| TG | E. Gwangju TG | 동광주요금소 | 東光州料金所 | | Main Tollgate | Dong-gu | Gwangju |
| 9-1 | Munheung JC | 문흥분기점 | 文興分岐點 | Gwangju-Daegu Expressway Gwangju Loop 2 National Route 29 | | Dong-gu | Gwangju |
| 10 | E. Gwangju IC | 동광주나들목 | 東光州나들목 | National Route 29 | Cheonan-bound only | Dong-gu | Gwangju |
| 11 | Yongbong IC | 용봉나들목 | 龍鳳나들목 | Gwangju Biennale Museum | exit only | Dong-gu | Gwangju |
| 12 | W. Gwangju IC | 서광주나들목 | 西光州나들목 | National Route 1 | | Dong-gu | Gwangju |
| 13 | Dongnim IC | 동림나들목 | 東林나들목 | Bitgoeul-daero | | Dong-gu | Gwangju |
| 14 | Sanwol JC | 산월분기점 | 山月分岐點 | Gwangju Loop 2 Muan-Gwangju Expressway(Indirect) | | Gwangsan | Gwangju |
| 15 | Gwangsan IC | 광산나들목 | 光山나들목 | National Route 13 | | Gwangsan | Gwangju |
| 15-1 | N. Gwangsan IC | 북광산나들목 | 北光山나들목 | Jingok Indust. Compx. Highway | | Jangseong | Jeonnam |
| TG | Gwangju TG | 광주요금소 | 光州料金所 | | Main Tollgate | Jangseong | Jeonnam |
| | S. Jangseong JC | 남장성분기점 | 南長城分岐點 | Gwangju Ring Expressway | (December 2021) | Jangseong | Jeonnam |
| 16 | Jangseong IC | 장성나들목 | 長城나들목 | National Route 1 National Route 24 | | Jangseong | Jeonnam |
| 17 | Jangseong JC | 장성분기점 | 長城分岐點 | Gochang-Damyang Expressway | | Jangseong | Jeonnam |
| SA | Baegyangsa SA | 백양사휴게소 | 白羊寺休憩所 | | | Jangseong | Jeonnam |
| 18 | Baegyangsa IC | 백양사나들목 | 白羊寺나들목 | Local Route 15 | | Jangseong | Jeonnam |
| TN | Honam TN | 호남터널 | 湖南터널 | | Guard of Jeollanam-do and Jeollabuk-do | Jangseong | Jeonnam |
| 19 | Naejangsan IC | 내장산나들목 | 內藏山나들목 | Local Route 708 | | Jeongeup | Jeonbuk |
| 20 | Jeongeup IC | 정읍나들목 | 井邑나들목 | National Route 29 | | Jeongeup | Jeonbuk |
| SA | Jeongeup Nokdujanggun SA | 정읍녹두장군휴게소 | 井邑綠豆將軍休憩所 | | | Jeongeup | Jeonbuk |
| 21 | Taein IC | 태인나들목 | 泰仁나들목 | National Route 1 | | Jeongeup | Jeonbuk |
| 22 | Geumsansa IC | 금산사나들목 | 金山寺나들목 | Local Route 712 | | Gimje | Jeonbuk |
| 23 | Gimje IC | 김제나들목 | 金堤나들목 | Local Route 714 | | Gimje | Jeonbuk |
| SA | Iseo SA | 이서휴게소 | 伊西休憩所 | | | Wanju | Jeonbuk |
| | Iseo JC | 이서분기점 | 伊西分岐點 | Saemangeum–Pohang Expressway | (December 2025) | Wanju | Jeonbuk |
| 24 | W. Jeonju IC | 서전주나들목 | 西全州나들목 | Local Route 716 | | Wanju | Jeonbuk |
| 25 | Jeonju IC | 전주나들목 | 全州나들목 | National Route 26 National Route 1 | | Jeonju | Jeonbuk |
| 26 | Samnye IC | 삼례나들목 | 參禮나들목 | Local Route 799 | | Iksan | Jeonbuk |
| 27 | Iksan JC | 익산분기점 | 益山分岐點 | Iksan-Pohang Expressway Suncheon-Wanju Expressway | | Iksan | Jeonbuk |
| 28 | Iksan IC | 익산나들목 | 益山나들목 | Local Route 799 | | Wanju | Jeonbuk |
| SA | Iksan Mireuksaji SA | 익산미륵사지휴게소 | 益山彌勒寺址休憩所 | | | Iksan | Jeonbuk |
| 29 | Nonsan JC | 논산분기점 | 論山分岐點 | Honam Expressway Branch Nonsan-Cheonan Expressway | | Nonsan | Chungnam |
| Interchange numbered after 30 is belonged to Nonsan-Cheonan Expressway ||||||||

### Branch line (Nonsan-Daejeon)

* see Honam Expressway Branch