National Route 42 is a major highway in South Korea, connecting Incheon with the city of Donghae, Gangwon Province.
History August 31, 1971: National Route 42, the Incheon–Bukpyeong Line, was designated under the General National Highway Route Designation Decree. September 19, 1972: Due to road route improvements, the road district of the 5.66 km section between Gugal-ri, Giheung-myeon, Yongin County, and Samga-ri, Yongin-myeon, was changed to 4.56 km. October 30, 1976: The 13.13 km section between Najeon-ri and Yeoryang-ri, Buk-myeon, Jeongseon County, was opened, while the existing 12.04 km section was abolished. December 30, 1976: The 46.7 km Suin Industrial Road section between Ganseok-dong, Incheon City, and Seodun-dong, Suwon City, was opened. February 22, 1980: The 1.64 km section between Yeoryang-ri and Yucheon-ri, Buk-myeon, Jeongseon County, was opened and the existing 1.84 km section was abolished. The 13.13 km section between Najeon-ri and Yeoryang-ri was also opened, while the existing 12.04 km section was abolished. March 14, 1981: The terminus was changed from Bukpyeong-eup, Samcheok County, Gangwon Province, to Donghae City, Gangwon Province. Accordingly, the route was changed from the Incheon–Bukpyeong Line to the Incheon–Donghae Line. May 13, 1986: The starting point was changed from Incheon City, Gyeonggi Province, to Jung District, Incheon Metropolitan City. March 16, 1994: The 10.0 km section including Metdunjae Tunnel, between Noron-ri, Pyeongchang-eup, Pyeongchang County, and Chang-ri, Mitan-myeon, was opened. July 15, 1994: The 21.5 km section between Yucheon-ri, Buk-myeon, Jeongseon County, and Imgye-ri, Imgye-myeon, and the 23 km section between Imgye-ri and Sinhung-dong, Donghae City, were opened. January 12, 1995: The 36 km Wonju–Anheung road between Taejang 1-dong, Wonju City, and Sangan-ri, Anheung-myeon, Hoengseong County, was opened. February 11, 1995: The 2 km section between Gimnyangjang-ri and Mapyeong-ri, Yongin-eup, Yongin County, and the 720 m section between Singal-ri and Gugal-ri, Giheung-eup, were opened. July 1, 1996: The starting point was changed from Jung District, Incheon Metropolitan City, to Jung District, Incheon Metropolitan City, under the city's current metropolitan-government designation. June 13, 1997: The 10.3 km section between Gyo-ri, Yeoju-eup, Yeoju County, and Bupyeong-ri, Gangcheon-myeon, was designated as an automobile-only road. December 27, 1997: The 14.42 km Yongin–Naesa road between Mapyeong-dong, Yongin City, and Ichi-ri, Majang-myeon, Icheon City, was widened and opened, while the existing 5.59 km section was abolished. May 1, 1998: The 17.32 km Icheon–Yeoju road between Sinha-ri, Bubal-eup, Icheon City, and Gyo-ri, Yeoju-eup, Yeoju County, was widened and opened, while the existing 9.65 km section was abolished. July 19, 1999: The 12.2 km section between Munmak-ri, Munmak-eup, Wonju City, and Dangye-dong was widened and opened, while the existing 9.65 km section was abolished. August 31, 1999: The 9.74 km Banwol–Suwon City Boundary road between Palgok-dong, Ansan City, and Guun-dong, Suwon City, was widened and opened. December 28, 1999: The 9.42 km section between Bupyeong-ri, Gangcheon-myeon, Yeoju County, Gyeonggi Province, and Geondeung-ri, Munmak-eup, Wonju City, Gangwon Province, was designated as an automobile-only road. December 31, 1999: The 10.3 km Yeoju–Gangcheon road between Gyo-ri, Yeoju-eup, Yeoju County, and Bupyeong-ri, Gangcheon-myeon, was widened and opened, while the existing 15.4 km section between Cheonsong-ri, Buknae-myeon, Yeoju County, and the Gangwon provincial boundary at Gangcheon-myeon was abolished. January 1, 2000: The 8.12 km section between Bupyeong-ri, Gangcheon-myeon, Yeoju County, and Geondeung-ri, Munmak-eup, Wonju City, was widened and opened, while the existing 7.035 km section was abolished. December 23, 2000: An 840 m section in Yangji-ri, Yangji-myeon, Yongin City, was widened and opened, while the existing 800 m section was abolished. April 10, 2001: The 11.7 km section between Saje-ri and Seogok-ri, Heungeop-myeon, Wonju City, was designated as an automobile-only road. January 7, 2002: The 7.46 km section between Bongsan-dong, Wonju City, and Jangyang-ri, Socho-myeon, was designated as an automobile-only road. August 3, 2002: The 7.4 km section between Gwanseol-dong and Bongsan-dong, Wonju City, was designated as an automobile-only road. September 30, 2003: A 640 m section in Sangan-ri, Anheung-myeon, Hoengseong County, was opened. December 31, 2004: The 3.35 km section between Hoeeok-ri and Pyogyo-ri, Majang-myeon, Icheon City, was widened and opened, while the existing 4.28 km section was abolished. The 3.4 km section between Yusan-ri, Hobeop-myeon, and Sinha-ri, Bubal-eup, was also widened and opened, while the existing 5.3 km section was abolished. July 13, 2007: The 3 km Yeoju Bypass between Hongmun-ri, Yeoju-eup, Yeoju County, and Wangdae-ri, Neungseo-myeon, was widened and opened. November 9, 2007: A 120 m former national highway section created during the 1993 improvement works on the Wonju–Anheung road was abolished. December 16, 2007: Following the opening of the Yeoju Bypass, the existing 2.54 km section between Wangdae-ri, Neungseo-myeon, Yeoju County, and Hongmun-ri, Yeoju-eup, was abolished. December 31, 2008: The 12.327 km section of the Wonju National Highway Bypass between Gwangteo Intersection and Gwanseol Intersection was opened. October 13, 2009: The 12.42 km section between Yeongdeok-dong, Giheung-gu, Yongin City, and Nam-dong, Cheoin-gu, was designated as an automobile-only road. November 1, 2013: The 9.11 km Jeonjae Pass section between Baekdal-ri, Ucheon-myeon, Hoengseong County, and Anheung-ri, Anheung-myeon, was newly constructed and improved, while the existing 10.11 km section was abolished. December 23, 2013: The 5.3 km Gwanseol–Bongsan road of the Wonju National Highway Bypass, between Gwanseol Intersection in Gwanseol-dong and Haenggu Intersection in Haenggu-dong, Wonju City, was widened and opened. January 16, 2014: Following the opening of the Wonju National Highway Bypass, the existing 13.25 km section through central Wonju, between Saje-ri, Heungeop-myeon, and Heungyang-ri, Socho-myeon, was abolished. November 30, 2015: The 14.94 km first and second sections of the Pyeongchang–Jeongseon road, between Noron-ri, Pyeongchang-eup, Pyeongchang County, and Gwangha-ri, Jeongseon-eup, Jeongseon County, were widened and opened. December 31, 2017: The 3.57 km Jeongseon Buk-myeon Bypass between Yeoryang-ri and Yucheon-ri, Yeoryang-myeon, Jeongseon County, was widened and opened, while the existing 3.61 km section was abolished. February 5, 2018: The 10.2 km third section of the Pyeongchang–Jeongseon road, between Gwangha-ri and Deoksong-ri, Jeongseon-eup, was widened and opened, while the existing 13.0 km section was abolished. November 30, 2018: The 12.54 km Yongin National Highway Bypass between Yeongdeok-dong, Giheung-gu, and Cheon-ri, Idong-myeon, Cheoin-gu, Yongin City, was widened and opened. December 31, 2018: The 6.7 km first section of the Yeongwol–Bangnim road, consisting of a 6.2 km section between Hupyeong-ri, Pyeongchang-eup, and Bangnim-ri, Bangnim-myeon, Pyeongchang County, and a 500 m section in Bangnim-ri, was widened and opened, while the existing 6.1 km section was abolished. December 29, 2020: Gungchon Intersection in Samga-dong, Cheoin-gu, Yongin City, was opened. July 18, 2022: The 11.66 km Wonju–Saemal road between Heungyang-ri, Socho-myeon, Wonju City, and Baekdal-ri, Ucheon-myeon, Hoengseong County, was improved and opened, while a 583 m section in Hakgok-ri, Socho-myeon, Wonju City, was abolished.
Main stopovers Source:대통령령 제5771호 일반국도노선지정령, 1971년 8월 31일 제정.
Incheon Jung District - Nam District - Namdong District Gyeonggi Province Siheung - Ansan - Suwon - Yongin - Icheon - Yeoju Gangwon Province Wonju - Hoengseong County - Pyeongchang County - Jeongseon County - Donghae
Major intersections
(■): Motorway IS: Intersection, IC: Interchange
Incheon Name Intersection and interchange are also included, as well as buildings and facilities in the surrounding area Hangul name Connection Location Note Incheon Station(Incheon Station IS) 인천역(인천역사거리) National Route 6National Route 77Prefectural Route 84Prefectural Route 98(Jemullyang-ro)Wolmi-roChina town-ro 51beon-gil Incheon Jung District National Route 46, National Route 77 overlapPrefectural Route 84, 98 overlapTerminus Incheon Jungbu Police Station 인천중부경찰서 Jung District Office Entrance 중구청입구 Jemullyang-ro 218beon-gil Dongincheon Registration Office 동인천등기소 Sinpo IS 신포사거리 Sinpo-roJemullyang-ro (1st Wharf Entrance) (제1부두입구) Injung-ro Sadong IS 사동삼거리 Uhyeon-ro 2nd International Ferry TerminalIncheon Commercial Girls' High SchoolE-mart Dongincheon Store 인천제2국제여객터미널인천여자상업고등학교이마트 동인천점 Suin IS 수인사거리 Seohae-daero Singwang IS 신광사거리 National Route 77Prefectural Route 84Prefectural Route 98(Jemullyang-ro)Dowon-ro Sungui Rotary 숭의로터리 Dokbae-roSaetgol-roSeokjeong-roNam DistrictNational Route 46 overlap Jangan IS 장안사거리 Michu-ro Nam District Office IS 남구청사거리 Dokjeongi-ro Sungui IS 숭의삼거리 Chamoejeon-ro Jemulpo Station(Jemulpo Station IS) 제물포역(제물포역삼거리) Subong-ro Subong Park Entrance IS 수봉공원입구교차로 Subongbuk-ro No name (이름 없음) Sukgol-roJuan-ro Dohwa IC 도화 나들목 Gyeongin Expressway National Route 46 overlap Dohwa IC IS 도화IC교차로 Seokbawi-roHannaru-roNational Route 46 overlap Juan IS 주안사거리 Jeil-ro Old Citizens' Hall IS 옛시민회관사거리 Michuhol-daero Seokbawi IS 석바위사거리 Gyeongwon-daero No name (이름 없음) Guwol-ro Incheon Gyeongwon Elementary School 인천경원초등학교 No name (이름 없음) Seoksan-roNamdong District No name (이름 없음) Munhwa-roJuan-ro Juwon IS 주원사거리 Yesul-ro Ganseok IS(Ganseogogeori StationGanseogogeori Underpass 간석오거리(간석오거리역)간석오거리지하차도 National Route 46(Gyeongin-ro)Namdong-daero Sangincheon Middle School 상인천중학교 Ganseok IS 간석사거리 Hogupo-ro Mansu General Market Entrance 만수종합시장입구 Mansu-ro Mansujugong IS(Mansu-dong Highway Gas Station) 만수주공사거리(만수동하이웨이주유소) Guwol-roBaekbeom-ro 124beon-gil Incheon Insu Elementary SchoolIncheon Water Promotion HallIncheon Jangsu Elementary School 인천인수초등학교인천물홍보관인천장수초등학교 Jangsu IS 장수사거리 Munemi-ro Jangsu IC(Seoul Ring Expressway) Indirectly connectedSeochang JCT(Yeongdong Expressway, Second Gyeongin Expressway) Indirectly connected Chiyagogae IS 치야고개삼거리 Inju-daero Unyeon IS 운연삼거리 Manuigol-ro Continuation into Gyeonggi Province
Gyeonggi Province