National Route 18 is a national highway in South Korea connects Jindo County to Gurye County. It established on 14 August 1981.
History
- March 14, 1981: National Route 18 Jindo ~ Gurye Line newly established
- May 30, 1981: Road zone determined for newly established 187 km section according to the amendment of Presidential Decree No. 10247 General National Highway Route Designation Decree
- August 17, 1981: Paengmok-ri, Imhoe-myeon, Jindo-gun ~ Seongnae-ri, Haenam-eup, Haenam-gun 73.993 km section, Yeongchun-ri, Okcheon-myeon, Haenam-gun ~ Seoseong-ri, Gangjin-eup, Gangjin-gun 16.038 km section, Geonsan-ri, Jangheung-eup, Jangheung-gun ~ Wolsan-ri, Songgwang-myeon, Seungju-gun 67.752 km section, Seokgok-ri, Seokgok-myeon ~ Amnok-ri, Ogok-myeon, Gokseong-gun 16.702 km section, Yongnim-ri, Hwangjeon-myeon, Seungju-gun ~ Bongdong-ri, Gurye-eup, Gurye-gun 6.476 km section, Naengcheon-ri ~ Hwangjeon-ri, Masan-myeon, Gurye-gun 6.128 km section upgraded to national highway opened
- January 18, 1994: Hwangsan Bypass Road (Nami-ri ~ Uhang-ri, Hwangsan-myeon, Haenam-gun) 2.34 km section expansion opening
- April 14, 1998: Jeongja Bridge (Yongmun-ri, Boseong-eup, Boseong-gun ~ Dogae-ri, Miryeok-myeon, Boseong-gun) 1.44 km section opened
- December 31, 1999: Moksadong 1st Bridge (Pyeong-ri, Moksadong-myeon ~ Yeonhwa-ri, Jukgok-myeon, Gokseong-gun) 520m section reconstruction opening, existing 220m section abolished
- October 16, 2000: Jindo Bypass Road (Posan-ri ~ Dongoe-ri, Jindo-eup, Jindo-gun) 4.08 km section expansion opening, existing 1.97 km section abolished
- August 3, 2001: Haenam ~ Okcheon Road (Namoe-ri, Haenam-eup ~ Yeongsin-ri, Okcheon-myeon, Haenam-gun) 12.2 km section expansion opening
- July 14, 2003: Wolga-ri ~ Dunjeon-ri, Gunnae-myeon, Jindo-gun 5.63 km section expansion opening, existing 8.45 km section abolished
- December 31, 2004: Songho-ri, Hwangsan-myeon ~ Hocheon-ri, Haenam-eup, Haenam-gun 12.99 km section expansion opening
- January 30, 2005: Sammak-ri, Imhoe-myeon, Jindo-gun 1.2 km section improvement opening
- December 14, 2005: 2nd Jindo Bridge, (Nokjin-ri, Gunnae-myeon, Jindo-gun ~ Hakdong-ri, Munnae-myeon, Haenam-gun) 1.2 km section opened
- December 28, 2007: Hakdong-ri, Munnae-myeon ~ Songho-ri, Hwangsan-myeon, Haenam-gun 17.37 km section expansion opening, existing 18.63 km section abolished
- January 30, 2008: Chodang-ri ~ Deongnim-ri, Miryeok-myeon, Boseong-gun 3.65 km section expansion opening
- March 31, 2008: Sachon-ri, Anyang-myeon, Jangheung-gun ~ Jeonil-ri, Hoecheon-myeon, Boseong-gun 4.28 km section expansion opening, existing 2.86 km section abolished
- July 28, 2009: Bongsan-ri, Boseong-eup, Boseong-gun 3.51 km section expansion opening, existing Bongsan-ri, Boseong-eup ~ Dogae-ri, Miryeok-myeon, Boseong-gun 13.16 km section abolished
- December 30, 2009: Gyera-ri, Doam-myeon ~ Seoseong-ri, Gangjin-eup, Gangjin-gun 7.04 km section temporarily opened
- May 27, 2010: For Jindo Imhoe Bridge (Seokgyo-ri, Imhoe-myeon, Jindo-gun) reconstruction work until May 2012, 44m section road zone changed
- March 27, 2015: Due to national highway relocation, starting point changed from Oil Three-way Intersection, Gogun-myeon, Jindo-gun to Geumgol Intersection, Gunnae-myeon
- April 23, 2015: Gunnae ~ Gogun Road (Dunjeon-ri ~ Nokjin-ri, Gunnae-myeon, Jindo-gun) 5.13 km section expansion opening, existing 5.8 km section abolished
- June 18, 2018: Traffic restrictions until July 17, 2018 due to complete resurfacing of 2nd Jindo Bridge deck
- December 31, 2021: Haenam Okcheon ~ Gangjin Doam Road (Yeongchun-ri, Okcheon-myeon, Haenam-gun ~ Jiseok-ri, Doam-myeon, Gangjin-gun) 4.7 km section temporarily opened until February 17, 2022
- March 31, 2022: Haenam Okcheon ~ Gangjin Doam Road (Yeongchun-ri, Okcheon-myeon, Haenam-gun ~ Jiseok-ri, Doam-myeon, Gangjin-gun) 5.7 km section improvement opening, existing Yeongchun-ri, Okcheon-myeon, Haenam-gun ~ Jiseok-ri, Doam-myeon, Gangjin-gun total 4.63 km section abolished, Hwaeomsa Access Road (Gwangpyeong-ri ~ Hwangjeon-ri, Masan-myeon, Gurye-gun) 3.8 km section expansion opening, existing Naengcheon-ri ~ Masan-ri, Masan-myeon, Gurye-gun 2.3 km section abolished
Main stopovers
South Jeolla Province
Major intersections
- (<span style="color: #00CCFF;">â </span>): Motorway
IS: Intersection, IC: Interchange
References