Local Route 23 Cheonan–Seoul Line () is a local route of South Korea that connecting, Cheonan, South Chungcheong Province to Mapo District, Seoul.

History The route was originally planned as part of an extension of National Route 23 from Cheonan to Munsan, but due to a lack of funding, the route was never upgraded and was designated as a state-funded local route on 19 July 1996 running from Cheonan to Paju,대통령령 제15124호 국가지원지방도노선지정령, 1996년 7월 19일 제정. replacing Local Route 315. On 17 November 2008, the section from Seoul to Paju was upgraded to National Route 77, shortening Route 23 to its current configuration.

Stopovers South Chungcheong Province Cheonan Gyeonggi Province Anseong South Chungcheong Province Cheonan Gyeonggi Province Anseong - Yongin - Hwaseong - Yongin - Seongnam Seoul Gangnam District - Gwangjin District - Seongdong District - Yongsan District - Mapo District

Major intersections

(■): Motorway IS: Intersection, IC: Interchange

South Chungcheong Province Name Intersection and interchange are also included, as well as buildings and facilities in the surrounding area Hangul name Connection Location NoteConnected with National Route 23 Cheonan IC 천안 나들목 Gyeongbu ExpresswayNational Route 1(Samseong-daero)National Route 23(Mannam-ro)Cheonan CityDongnam District Terminus Cheonhoji IS 천호지삼거리 Anseo-dong IS 안서동삼거리 Gagwonsa-gil Sangmyung University IS 상명대삼거리 Sangmyeongdae-gil Baekseok University IS 백석대삼거리 Munam-ro Dankook University Cheonan Campus 단국대학교 천안캠퍼스 Seokmun IS 석문 교차로 Seongmun-gilSeobuk District Seonggeo-eup Manghyang National Cemetery 망향의동산 교차로 Seokgyo IS 석교 교차로 Doldari-gilSeokgyo 2-gil Songnam IS 송남 교차로 Seonggeo-gil Jeori IS 저리 교차로 Bongju-roSucheong 2-gil Sucheong IS 수청 교차로 Mosiul 1-gilSucheong 1-gil Jeori 1 Bridge 저리1교 Omok IS 오목 교차로 Seonggeo-gil Surigogae 수리고개Seobuk District Ipjang-myeon Sijang IS 시장 교차로 Ipjang-ro Wirye IS 위례 교차로 Sindeok 4-gilWiryesan-gil Sijang Bridge 시장교 Hongcheon IS 홍천 교차로 Seokjae-gilHongcheon-gil Sangjang IS 상장 교차로 Seongjin-ro Sangjang Bridge 상장교 Ipjang IS 입장 교차로 National Route 34(Samsa-ro) Continuation into Gyeonggi Province

Gyeonggi Province Name Intersection and interchange are also included, as well as buildings and facilities in the surrounding area Hangul name Connection Location Note Ipjang IS 입장 교차로 National Route 34(Seonghwan Detour Road)Anseong CitySeoun-myeon South Chungcheong Province - Gyeonggi Province border line Songsan Bridge 송산교 Songsan IS 송산 교차로 Solmoe-ro Dongchon Bridge 동촌교Miyang-myeon Yangbyeon IS 양변 교차로 Anseongmatchum-daero Moraegogae 모래고개 (Unnamed bridge) (교량 명칭 미상) South Anseong IC(Neukdong IS)(Underpass) 남안성 나들목(늑동 교차로)(지하차도) Pyeongtaek-Jecheon ExpresswayJe2gongdan 1-gil Gurye Bridge 구례교 Singi IS 신기 교차로 Prefectural Route 70(Miyang-ro) Singi Bridge 신기교 Geonji IS 건지 교차로 Jungang-roDaedeok-myeon (Unnamed bridge) (교량 명칭 미상) Mosan IS 모산 교차로 Prefectural Route 70(Manse-ro)(Anseong-daero) Sinryeong-ri Entrance 신령리입구 Sillyeong-ro Sonae Bridge 소내교 Myeongdang Bridge 명당교Yangseong-myeon Gujang Bridge 구장교 Donghang IS 동항사거리 Prefectural Route 306(Yangseong-ro)Jangteo-gil Prefectural Route 306 overlap Yangseong IS 양성사거리 Prefectural Route 321(Deokbongseowon-ro)Prefectural Route 306, Prefectural Route 321 overlap No name (이름 없음) Jangteo-gil Mansegogae(Anseong 3.1 Movement Memorial) 만세고개(안성3.1운동기념관) Manse-ro Seongeun IS 성은삼거리 Prefectural Route 306(Jimun-ro)Wongok-myeon Sanjik Bridge 산직교Prefectural Route 321 overlapYongin CityCheoin District Namsa-myeon Sinchon Bridge 신촌교 Front of Namchon Elementary School IS 남촌초교앞삼거리 Manchon-ro Namchon Elementary School 남촌초등학교 Jinmok IS 진목 교차로 Prefectural Route 314(Eojin-ro) Jinmok Bridge 진목교 Bongmyeong IS 봉명삼거리 Prefectural Route 321(Cheoinseong-ro) Yupyeong 1 Bridge 유평1교 Yupyeong 2 IS 유평2 교차로 Tongsam-ro Prefectural Route 310 overlap Yupyeong 1 IS(Namsa IC) 유평1 교차로(남사 나들목) Gyeongbu Expressway Prefectural Route 310(Cheondeoksan-ro) Dongmak IS 동막 교차로 Seochon-ro Jangji IS 장지 교차로 Prefectural Route 82(Gyeonggidong-ro)Hwaseong CityDongtan-dong Sancheok Underpass 산척지히차도 Sinri IS(Sinri Underpass) 신리 교차로(신리지하차도) Dongtansancheok-ro Sinri Bridge 신리교 Jungri Tunnel 중리터널 Right tunnel: Approximately 650mLeft tunnel: Approximately 600m Mubong Bridge 무봉교 Jungri IS 중리 교차로 Prefectural Route 84(Dongtanchidongcheon-ro) Gomae 1 Bridge 고매1교Yongin CityGiheung District (Unnamed tunnel) (터널 명칭 미상) Right tunnel: Approximately 730mLeft tunnel: Approximately 745m Gomae 2 Bridge 고매2교 Gomae IS 고매 교차로 Gomae-ro Gongse 1 Bridge 공세1교 Gyeongin Gas Station IS 경인주유소앞 삼거리 Tapsil-ro Gongse 2 Bridge 공세2교 Hanbora Village Entrance 한보라마을입구 Prefectural Route 317(Dongtangiheung-ro)Hanbora 2-ro Bora Pedestrian Bridge IS 보라횡단교삼거리 Prefectural Route 315(Borahagal-ro)Prefectural Route 315 overlap Borajigu Entrance IS 보라지구입구삼거리 Hanbora 1-ro 64beon-gil Bora Bridge 보라교 Bora Bridge IS 보라교사거리 Prefectural Route 315(Saeun-ro)Yonggu-daero 1855beon-gil Korean Folk Village 민속촌입구 Minsokchon-ro Tongmi Village IS 통미마을삼거리 Yonggu-daero 1855beon-gil Amorepacific IS 아모레퍼시픽삼거리 Geumhwa Village Entrance IS 금화마을입구삼거리 Geumhwa-ro Bora Elementary School IS 보라초등학교앞삼거리 Geumhwa-ro 105beon-gil Sanggal IS 상갈 교차로 Geumhwa-roSingal-ro Sanggal Bridge IS 상갈교사거리 Galcheon-ro Sanggal Bridge 상갈교 Singal IS 신갈오거리 National Route 42 Prefectural Route 98(Jungbu-daero)Singal-ro 58beon-gil Shingal Elementary School 신갈초등학교 Singal-ro 57beon-gilSingal-ro 84beon-gil Samik Apartment IS 삼익아파트사거리 Singal-ro 89beon-gilSingal-ro 124beon-gil Samsung Guseong Overpass 삼성구성고가차도 Yonggu-daeroYonggu-daero 2152beon-gil Shinan Apartment IS 신안아파트사거리 Gwangok-roHeungdeok 4-ro Punglim Apartment ISHyundai Apartment IS 풍림아파트삼거리현대아파트삼거리 Yongin Driver's License Test Center 용인운전면허시험장 Giheung-ro Suwon Land Office ISGyeonggi Women's Development Center 수원국토삼거리경기도여성능력개발센터 Guseong IS 구성사거리 Seokseong-ro Samgeo Bridge 삼거교 Mabuk IS 마북삼거리 Guseong-ro Yeonwon Village IS 연원마을삼거리 Yeonwon-ro Green Gas Station ISKeumho BestvillGuseong E-mart Traders 그린주유소앞삼거리금호베스트빌삼거리이마트트레이더스 구성점 Guseong E-mart IS 구성이마트삼거리 Guggyodong-ro Bojeong IS 보정 교차로 Yonggu-daero 2469beon-gil Bojeong Bridge 보정교 Sinchon Village IS(Donga Overpass) 신촌마을앞삼거리(동아고가교) Yonggu-daero 2518beon-gil Bojeong Station 보정역 Jukhyeon IS 죽현 교차로 Jukjeon-ro Dokjeong Bridge 독정교 Jukjeon IS(Jukjeon Overpass) 죽전사거리(죽전고가차도) National Route 43(Poeun-daero)Yonggu-daeroSuji DistrictNational Route 43 overlap Jukjeon Station(Gyeonggi Shinsegae)Jukjeon 2-dong Community CenterYongin Arpia Sports Park 죽전역(신세계백화점 경기점)죽전2동행정복지센터용인아르피아체육공원 Pungdeokcheon IS 풍덕천삼거리 Bundang-Suseo Urban ExpresswayYonggu-daero 2469beon-gil Pungdeokcheon IS(Pungdeok Overpass) 풍덕천사거리(풍덕고가차도) National Route 43(Poeun-daero)Sinsu-ro Pungdeokcheon Pedestrian Overpass 풍덕천보도육교 Pungdeokcheon-ro Family Gas Station IS 훼미리주유소삼거리 Sinsu-ro 683beon-gil KT Corporation Suji Branch Office IS KT수지지사앞삼거리 Munin-ro No name (이름 없음) Songok-ro Mandang Gas Station IS 만당주유소앞삼거리 Suji-ro Meonae Industrial Bank of Korea 머내기업은행 Meonae Overpass 머내고가교 Seongnam CityBundang District Geumgok IC 금곡 나들목 Prefectural Route 334(Dongmak-ro)Dolma-ro Bo Bath Memorial Hospital 보바스기념병원 Seongnam Foreign Language High School Entrance 성남외고입구 Daewangpangyo-ro 385beon-gil Baekhyeon Overpass 백현고가교 Baekhyeon-ro Prefectural Route 57(Anyangpangyo-ro)Prefectural Route 57 overlap Naksaeng High School 낙생고등학교 Nakwon Bridge 낙원교 No name (이름 없음) Unjung-ro Nakwon Underpass 낙원지하차도 Pangyo IC 판교 나들목 Gyeongbu ExpresswaySeoul Ring Expressway Prefectural Route 57(Seohyeon-ro) Prefectural Route 57 overlapHwarang Underpass Hwarang Bridge 화랑교 Hwarang Underpass Hwarang Park IS 화랑공원삼거리 Daewangpangyo-ro 606beon-gil Ssangryong Bridge 쌍룡교 Pangyo Techno Jungang IS 판교테크노중앙사거리 Pangyo-ro Geumto-dong IS 금토동삼거리 Dallaenae-roSujeong District Korea Expressway CorporationSejong Institute IS 한국도로공사세종연구소앞 교차로 Siheung IS 시흥사거리 Bundang-Naegok Urban ExpresswayYeosu-daero Godeung-dong Community CenterGodeung Bridge 고등동행정복지센터고등교 (Cheonggye-ro Entrance) (청계로입구) Cheonggyesan-ro Indirect connects with Godeung IC Seoul Air Base Entrance IS 서울공항정문사거리 Simgok-ro Hyosung High School 효성고등학교 Segok 3 Bridge 세곡3교 Continuation into Seoul

Seoul Name Intersection and interchange are also included, as well as buildings and facilities in the surrounding area Hangul name Connection Location Note Segok 3 Bridge 세곡3교SeoulGangnam District Gyeonggi Province - Seoul border line Segok-dong IS 세곡동사거리 Heolleung-ro Segok-dong Community Center 세곡동행정복지센터 Motgol Village 못골마을 Jagok-ro Suseo Station IS(Suseo station) 수서역 교차로(수서역) Gwangpyeong-ro Suseo IC 수서 나들목 Dongbu ExpresswayNambu BeltwayYangjae-daero Irwon 1-dong Community Center 일원1동행정복지센터 Yangjae-daero 55-gil Samsung Seoul Hospital IS 삼성서울병원사거리 Irwon-ro Irwon Tunnel IS(Irwon Underpass) 일원터널 교차로(일원지하차도) National Route 47(Yangjae-daero)Gwangpyeong-roNational Route 47 overlap Official pension shop 공무원연금매점 Yeongdong-daero 3-gilYeongdong-daero 4-gil Daemosan Station(Gaewon Middle School) 대모산입구역(개원중학교) Gaepo-ro Yeongdong 6 Bridge 영동6교 Hangnyeoul Station(Seoul Trade Exhibition Center, SETEC) 학여울역(서울무역전시컨벤션센터) Nambu Beltway Daechi Useong Apartment 대치우성아파트 Dogok-ro Ottogi 오뚜기 Samseong Station 삼성역 Teheran-ro COEXWorld Trade Center Seoul(Trade Tower)Korea Electric Power Corporation 코엑스한국종합무역센터(트레이드 타워)한국전력공사 COEX IS 코엑스 교차로 Bongeunsa-ro Kyunggi High School(Cheongdam Station) 경기고등학교앞(청담역) Hakdong-ro South of Yeongdong Bridge 영동대교 남단 Dosan-daeroOlympic-daero Yeongdong Bridge 영동대교Gwangjin District North Yeongdong Bridge IC 영동대교북단 나들목 Gangbyeonbuk-ro(National Route 46)National Route 47(Dongil-ro) National Route 47 and National Route 46 overlap No name (이름 없음) Wangsimni-roSeongdong District National Route 46 overlap Seongsu Bridge IC 성수대교북단 나들목 Gosanja-roEonju-roNational Route 46 overlap Dongbu Expressway Entrance 동부간선도로 입구 Dongbu Expressway Hannam Bridge IC 한남대교북단 나들목 Hannam-daeroYongsan District National Route 46 overlap No name (이름 없음) Seobinggo-ro National Route 46 overlap Banpo Bridge IC 반포대교북단 나들목 Banpo-daeroNoksapyeong-daero National Route 46 overlap Shindonga Apartment 신동아아파트 Ichon-ro National Route 46 overlap Dongjak Bridge IC 동작대교북단 나들목 Dongjak-daero National Route 46 overlap Hangang Bridge IC 한강대교북단 나들목 Hangang-daeroIchon-ro National Route 46 overlap Wonhyo Bridge IC 원효대교북단 나들목 Yeouidaebang-roCheongpa-ro National Route 46 overlap No name (이름 없음) Wonhyo-roMapo District National Route 46 overlap Mapo Bridge IC 마포대교북단 나들목 National Route 46(Yeoui-daero)Mapo-daero National Route 46 overlap No name (이름 없음) Daeheung-ro Seogang Bridge IC 서강대교북단 나들목 Gukhoe-daeroSeogang-ro No name (이름 없음) Wausan-ro Yanghwa Bridge IC 양화대교북단 나들목 National Route 6National Route 77(Seonyu-ro)(Yanghwa-ro) National Route 77 overlap No name (이름 없음) Donggyo-ro National Route 77 overlap Seongsan Bridge IC 성산대교북단 나들목 National Route 1National Route 48(Seobu Expressway)(Seongsan-ro)Naebu Expressway National Route 77 overlap Nanji Park IS 난지공원 교차로 Jeungsan-ro National Route 77 overlap Noeul Park IS 노을공원 교차로 Haneulgongwon-ro National Route 77 overlap Gayang Bridge IS 가양대교북단 교차로 Gayang-daeroHwagok-ro National Route 77 overlapTerminus Connected with National Route 77 (Jayu-ro)

See also Roads and expressways in South Korea Transportation in South Korea

References

External links MOLIT South Korean Government Transport Department