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.

Expressway No.25
Honam Expressway
호남고속도로
Route information
Length207.2 km (128.7 mi)
Existed1971–present
Major junctions
South end Suncheon, Jeollanam-do
North end Nonsan, Chungcheongnam-do
Highway system
Highway systems of South Korea
Honam Expressway
Hangul
호남고속도로
Hanja
湖南高速道路
Revised RomanizationHonam Gosok Doro
McCune–ReischauerHonam Kosok Toro

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.NameKorean nameHanja nameConnectionsNotesLocation
Connected directly with Namhae Expressway
Suncheon순천 시점順天 始點 Namhae ExpresswaySuncheonJeonnam
1 W. Suncheon IC서순천나들목西順天나들목 National Route 17
SA Suncheon SA순천휴게소順天休憩所Suncheon-bound only
2 Seungju IC승주나들목昇州나들목 National Route 22
3 Songgwangsa·Juam IC송광사·주암나들목松廣寺·住岩나들목 National Route 18
National Route 27
SA Juam SA주암휴게소住岩休憩所
4 Seokgok IC석곡나들목石谷나들목 National Route 27Gokseong
5 Gokseong IC곡성나들목谷城나들목 National Route 27
SA Gokseong Rail Village SA곡성기차마을휴게소谷城氣車마을休憩所
6 Okgwa IC옥과나들목玉果나들목 National Route 13
National Route 15
7 Daedeok JC대덕분기점大德分岐點 Gochang-Damyang ExpresswaySuncheon-bound onlyDamyang
8 Changpyeong IC창평나들목昌平나들목Local Route 60
9 Goseo JC고서분기점古西分岐點 Gwangju-Daegu Expressway
TG E. Gwangju TG동광주요금소東光州料金所Main TollgateDong-guGwangju
9-1 Munheung JC문흥분기점文興分岐點 Gwangju-Daegu Expressway
Gwangju Loop 2
National Route 29
10 E. Gwangju IC동광주나들목東光州나들목 National Route 29Cheonan-bound only
11 Yongbong IC용봉나들목龍鳳나들목Gwangju Biennale Museumexit only
12 W. Gwangju IC서광주나들목西光州나들목 National Route 1
13 Dongnim IC동림나들목東林나들목 Bitgoeul-daero
14 Sanwol JC산월분기점山月分岐點 Gwangju Loop 2
Muan-Gwangju Expressway(Indirect)		Gwangsan
15 Gwangsan IC광산나들목光山나들목 National Route 13
15-1 N. Gwangsan IC북광산나들목北光山나들목 Jingok Indust. Compx. HighwayJangseongJeonnam
TG Gwangju TG광주요금소光州料金所Main Tollgate
S. Jangseong JC남장성분기점南長城分岐點 Gwangju Ring Expressway(December 2021)
16 Jangseong IC장성나들목長城나들목 National Route 1
National Route 24
17 Jangseong JC장성분기점長城分岐點 Gochang-Damyang Expressway
SA Baegyangsa SA백양사휴게소白羊寺休憩所
18 Baegyangsa IC백양사나들목白羊寺나들목Local Route 15
TN Honam TN호남터널湖南터널Guard of Jeollanam-do and
Jeollabuk-do
19 Naejangsan IC내장산나들목內藏山나들목Local Route 708JeongeupJeonbuk
20 Jeongeup IC정읍나들목井邑나들목 National Route 29
SA Jeongeup Nokdujanggun SA정읍녹두장군휴게소井邑綠豆將軍休憩所
21 Taein IC태인나들목泰仁나들목 National Route 1
22 Geumsansa IC금산사나들목金山寺나들목Local Route 712Gimje
23 Gimje IC김제나들목金堤나들목Local Route 714
SA Iseo SA이서휴게소伊西休憩所Wanju
Iseo JC이서분기점伊西分岐點 Saemangeum-Jeonju Expressway(December 2020)
24 W. Jeonju IC서전주나들목西全州나들목Local Route 716
25 Jeonju IC전주나들목全州나들목 National Route 26
National Route 1		Jeonju
26 Samnye IC삼례나들목參禮나들목Local Route 799Iksan
27 Iksan JC익산분기점益山分岐點 Iksan-Pohang Expressway
Suncheon-Wanju Expressway
28 Iksan IC익산나들목益山나들목Local Route 799Wanju
SA Yeosan SA여산휴게소礪山休憩所Iksan
29 Nonsan JC논산분기점論山分岐點 Honam Expressway Branch
Nonsan-Cheonan Expressway		NonsanChungnam
Interchange numbered after 30 is belonged to Nonsan-Cheonan Expressway

Branch line (Nonsan-Daejeon)

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