Seosan–Yeongdeok Expressway

Seosan–Yeongdeok Expressway also known as 6th East–West Expressway is an expressway in South Korea connecting Dangjin to Yeongdeok County.

Numbered 30, it means an East–West expressway. At 305.5 km, it is the fifth-longest expressway in South Korea. Two sections of the route, Dangjin-Daejeon Expressway and Cheongju-Yeongdeok Expressway is directly connected with Gyeongbu Expressway.

History

 * 28 November 2007: Cheongwon JC-Nakdong JC segment opens to traffic
 * 27 August 2009 : Magoksa IC opened
 * 18 December 2009 : Nakdong JC-Yeongdeok IC begins construction
 * 23 December 2009 : N.Yuseong IC opened
 * 28 June 2012 : Nakdong JC-Sangju JC begins construction
 * 1 July 2012 : E.Gongju IC and N.Yuseong IC changed the name to E.Sejong IC and S.Sejong IC
 * 1 December 2014 : Cheongwon JC changed to Cheongju JC, Cheongwon-Sangju Expressway changed to Cheongju-Sangju Expressway
 * 23 December 2016 : Nakdong JC - Yeongdeok IC section was scheduled to open, but it was delayed to 00:00 on 26 December due to additional security problems. The postponement was announced during the opening ceremony on the 23rd
 * 26 December 2016 : Nakdong JC - Yeongdeok IC segment opened to traffic

Compositions

 * Lanes
 * Dangjin JC ~ Hoedeok JC, Cheongju JC ~ Yeongdeok IC : 4 lanes
 * Hoedeok JC ~ Cheongju JC (Gyeongbu Expressway overlap) : 8 lanes


 * Length
 * 197.88 km


 * Speed limit
 * Dangjin JC ~ Yuseong JC, Cheongju JC ~ Nakdong JC : 110 km/h
 * Yuseong JC ~ Cheongju JC, Nakdong JC ~ Yeongdeok IC : 100 km/h

Tunnels

 * Dangjin ~ Daejeon section


 * Cheongju ~ Sangju section


 * Nakdong Tunnel
 * Danmil 1 Tunnel
 * Danmil 2 Tunnel
 * Danmil 3 Tunnel
 * Danmil 4 Tunnel
 * Ansa 1 Tunnel
 * Ansa 2 Tunnel
 * Anpyeong 1 Tunnel
 * Anpyeong 2 Tunnel
 * Anpyeong 3 Tunnel
 * Danchon 1 Tunnel
 * Danchon 2 Tunnel
 * Danchon 3 Tunnel
 * Danchon 4 Tunnel
 * Oksan Tunnel
 * Gilan 1 Tunnel
 * Gilan 2 Tunnel
 * Gilan 3 Tunnel
 * Gilan 4 Tunnel
 * Sailsan Tunnel
 * Pacheon 1 Tunnel
 * Pacheon 2 Tunnel
 * Pacheon 3 Tunnel
 * Jinbo Tunnel
 * Jipum 1 Tunnel
 * Jipum 2 Tunnel
 * Jipum 3 Tunnel
 * Jipum 4 Tunnel
 * Jipum 5 Tunnel
 * Jipum 6 Tunnel
 * Jipum 7 Tunnel
 * Jipum 8 Tunnel
 * Jipum 9 Tunnel
 * Jipum 10 Tunnel
 * Dalsan 1 Tunnel
 * Dalsan 2 Tunnel
 * Dalsan 3 Tunnel
 * Yeongdeok Tunnel

Bridges

 * Dangjin-Cheongju section
 * Sagiso Bridge
 * Samung Bridge
 * Seongha 2 Bridge
 * Wondong 1 Bridge
 * Wondong 2 Bridge
 * Monggok Bridge
 * Jagae 2 Bridge
 * Godeok 2 Bridge
 * Godeok 3 Bridge
 * Daecheoncheon Bridge
 * Seokgok 1 Bridge
 * Yongri 1 Bridge
 * Yongri 2 Bridge
 * Sapgyocheon Bridge
 * Hapo Bridge
 * Buncheon 1 Bridge
 * Buncheon 2 Bridge
 * Buncheon 3 Bridge
 * Jwabang 1 Bridge
 * Jwabang 2 Bridge
 * Sinseokyuk Bridge
 * Wolgok Bridge
 * Sinjang 1 Bridge
 * Sinjang 2 Bridge
 * Sinjang 3 Bridge
 * Yesan Bridge
 * Sonji Bridge
 * Tanbang Bridge
 * Seogyeyang Bridge
 * Nokmun Bridge
 * Sinyang 1 Bridge
 * Sinyang 2 Bridge
 * Daedeok Bridge
 * Chadong 1 Bridge
 * Chadong 2 Bridge
 * Nokcheon 1 Bridge
 * Nokcheon 2 Bridge
 * Seungji Bridge
 * Yugu 1 Bridge
 * Yugu 2 Bridge
 * Hwaheung 1 Bridge
 * Hwaheung 2 Bridge
 * Hwaheung 3 Bridge
 * Haewol Bridge
 * Haewol 1 Bridge
 * Hogye Bridge
 * Saedeul Bridge
 * Hongcheon Bridge
 * Dongdae Bridge
 * Bangmun Bridge
 * Sangseo Bridge
 * Docheon 1 Bridge
 * Docheon 2 Bridge
 * Sinung Bridge
 * Gwisan Bridge
 * Jeongancheon Bridge
 * Cheongryong 1 Bridge
 * Cheongryong 2 Bridge
 * Habong 2 Bridge
 * Eunyong Bridge
 * Sanak 3 Bridge
 * Daegyocheon Bridge
 * Songwon Bridge
 * Geumgang Bridge (488m long)
 * Yongsucheon Bridge
 * Ansan 1 Bridge
 * Ansan 2 Bridge
 * Yuseong Bridge
 * Hagi 1 Bridge
 * Hagi 2 Bridge
 * Hagi 3 Bridge
 * Tandong Bridge
 * Jangdong Bridge
 * Seolmok Overpass
 * Hwaam Bridge
 * Gapcheon Bridge
 * Sangseo 1 Bridge
 * Seokbong Overpass
 * Geumgang 1 Bridge
 * Maebongcheol Overpass
 * Maebong 1 Overpass
 * Seondong Bridge
 * Sidong Bridge
 * Jukjeon Bridge
 * Jukam Bridge
 * Nami Bridge
 * Nami Overpass


 * Cheongju-Yeongdeok section
 * Cheoksan 2 Bridge
 * Cheoksan 3 Bridge
 * Cheogksan 4 Bridge
 * Namgye 1 Bridge
 * Namgye 2 Bridge
 * Namgye 3 Bridge
 * Gukjeon Bridge
 * Samhang 1 Bridge
 * Munui Bridge
 * Nohyeon Bridge
 * Yongchon Bridge
 * Hoein Bridge
 * Busu 1 Bridge
 * Busu 2 Bridge
 * Hoein Bridge (925m long)
 * Geoncheon Bridge
 * Suriti Bridge
 * Chajeong Bridge
 * Dongjeong Bridge
 * Bocheong Bridge
 * Gyoam 1 Bridge
 * Gyoam 2 Bridge
 * Seongri Bridge
 * Sogye Bridge
 * Geumgul Bridge
 * Bocheongcheon Bridge
 * Sangjang 1 Bridge
 * Sangjang 2 Bridge
 * Samgacheon Bridge
 * Bongbi Bridge
 * Bulmok 1 Bridge
 * Sumun Bridge
 * Galpyeong Bridge
 * Gubyeongsan Bridge
 * Pyeongon Bridge
 * Sangreung Bridge
 * Geumsan Bridge
 * Dalcheon 1 Bridge
 * Dalcheon 2 Bridge
 * Dalcheon 3 Bridge
 * Jisan 1 Bridge
 * Jisan 2 Bridge
 * Hwaseo Bridge
 * Samgok Bridge
 * Seowon 1 Bridge
 * Seowon 2 Bridge
 * Seowon 3 Bridge
 * Seowon 4 Bridge
 * Gogok 1 Bridge
 * Gogok 2 Bridge
 * Naeseo 1 Bridge
 * Naeseo 2 Bridge
 * Neungam Bridge
 * Jisa Bridge
 * Gajang Bridge
 * Byeongseongcheon 1 Bridge
 * Byeongseongcheon 2 Bridge
 * Jicheon 2 Bridge
 * Jicheon 3 Bridge
 * Jicheon 4 Bridge
 * Unpyeong 1 Bridge
 * Unpyeong 2 Bridge
 * Seoje Bridge
 * Dodeok 1 Bridge
 * Dodeok 2 Bridge
 * Samchun 1 Bridge
 * Jangrimcheon Bridge
 * Gilancheon Bridge
 * Mukgye 1 Bridge
 * Yonggyecheon Bridge
 * Yongjeoncheon Bridge
 * Seosicheon Bridge
 * Jipum 2 Bridge
 * Osipcheon 1 Bridge
 * Osipcheon 2 Bridge
 * Yongdeokcheon Bridge
 * Soseocheon Bridge
 * Daeseocheon Bridge

Major stopovers

 * South Chungcheong Province
 * Dangjin (Sagiso-dong - Myeoncheon-myeon) - Yesan County (Bongsan-myeon - Godeok-myeon - Sapgyo-eup - Oga-myeon - Eungbong-myeon - Daeheung-myeon - Sanyang-myeon) - Gongju (Yugu-eup - Sinpung-myeon - Sagok-myeon - Useong-myeon - Wolmi-dong - Useong-myeon - Uidang-myeon)


 * Sejong
 * Janggun-myeon - Yeongi-myeon


 * South Chungcheong Province
 * Gongju Banpo-myeon


 * Sejong
 * Geumnam-myeon


 * Daejeon
 * Yuseong District (Ansan-dong - Oesam-dong - Banseok-dong - Oesam-dong - Hagi-dong - Jaun-dong - Jang-dong - Banghyeon-dong - Hwaam-dong - Gwanpyeong-dong - Yongsan-dong - Tamnip-dong - Jeonmin-dong) - Daedeok District (Sindae-dong - Wa-dong - Sangseo-dong - Deokam-dong - Moksang-dong - Seokbong-dong)


 * North Chungcheong Province
 * Cheongju Seowon District (Hhyeondo-myeon - Nami-myeon) - Cheongju Sangdang District (Munui-myeon - Gadeok-myeon) - Boeun County (Hoein-myeon - Suhan-myeon - Boeun-eup - Tanbu-myeon - Jangan-myeon - Maro-myeon)


 * North Gyeongsang Province
 * Sangju (Hwanam-myeon - Hwaseo-myeon - Naeseo-myeon - Oenam-myeon - Gaeun-dong - Gajang-dong - Yangchon-dong - Jicheon-dong - Odae-dong - Geodong-dong - Nakdong-myeon) - [[Uiseong County (Danmil-myeon - Danbuk-myeon - Angye-myeon - Ansa-myeon - Anpyeong-myeon) - Andong Iljik-myeon - Uiseong County (Danchon-myeon - Jeomgok-myeon - Oksan-myeon) - Andong]] Gilan-myeon - Cheongsong County (Pacheon-myeon - Jinbo-myeon) - Yeongdeok County (Jipum-myeon - Dalsan-myeon - Ganggu-myeon - Yeongdeok-eup)

List of facilities

 * IC: Interchange, JC: Junction, SA: Service Area, TG:Tollgate
 * Light purple( ■ ): Honam Expressway overlap
 * Light green( ■ ): Gyeongbu Expressway overlap
 * Light blue( ■ ): Sangju-Yeongcheon Expressway overlap