National Route 23 (South Korea)
From Wikipedia, the free encyclopedia
Length395.7 km (245.9 mi)
ExistedAugust 31, 1971–present
SouthendGangjin County, South Jeolla Province
23  | |
|---|---|
| 국도 제23호선 | |
| Route information | |
| Length | 395.7 km (245.9 mi) |
| Existed | August 31, 1971–present |
| Major junctions | |
| South end | Gangjin County, South Jeolla Province |
| North end | Dongnam District, Cheonan, South Chungcheong Province |
| Location | |
| Country | South Korea |
| Highway system | |
National Route 23 is a national highway in South Korea connects Gangjin County to Dongnam District, Cheonan. It established on August 31, 1971.[1]
- 1967: Designated as National Route 23, Mokpo ~ Cheonan line, as a second-class national highway.[2]
- August 31, 1971: Redesignated as "National Route 23, Mokpo ~ Cheonan line" under the National Highway Designation Decree.[3]
- September 8, 1973: Due to road realignment, the 1.64 km section in Buchang-dong, Nonsan-eup, Nonsan County was changed to a 1.44 km section between Buchang-dong and Hwaji-dong in Nonsan-eup.[4]
- October 1, 1975: Opened a 2.24 km section between Namdang-ri, Hamyeol-myeon, Iksan County ~ Hongsa-ri, Baeksan-myeon, Gimje County, and abolished the existing 2.85 km section.[5]
- December 30, 1976: Opened a 1.194 km section between Yochon-ri and Gyodong-ri, Gimje-eup, Gimje County, and abolished the existing 1.2 km section.[6]
- July 31, 1980: Opened a 26.2 km section between Dongsari, Heungdeok-myeon, Gochang County ~ Singi-ri, Haengan-myeon, Buan County.[7]
- March 14, 1981: Starting point changed from 'Mokpo-si, Jeollanam-do' to 'Daegu-myeon, Gangjin County, Jeollanam-do'. The line became 'Maryang ~ Cheonan' instead of 'Mokpo ~ Cheonan'.[8]
- May 30, 1981: Road zone changed to the modified 94 km section under the amendment of Presidential Decree No. 10247, National Highway Designation Decree.[9]
- June 24, 1981: Starting point changed from Daegu-myeon, Gangjin County to Gangjin-eup, Gangjin County, becoming Route 23, Gangjin ~ Cheonan line.[10]
- August 12, 1981: Road zone changed to the modified 49 km section under the amendment of Presidential Decree No. 10371, National Highway Designation Decree.[11]
- August 17, 1981: Opened newly upgraded national highway sections: 66.35 km from Dongsung-ri, Gangjin-eup, Gangjin County ~ Chungnyeol-ri, Jangheung-eup, Jangheung County; 50.65 km from Geonsan-ri, Jangheung-eup, Jangheung County ~ Sanjeong-ri, Yeongsanpo-eup, Naju County; 15.45 km from Jangsan-ri, Wanggok-myeon, Naju County ~ Unsan-ri, Donggang-myeon; and 4.9 km from Gokcham-ri, Hakgyo-eup, Hampyeong County ~ Sagori.[12]
- January 19, 1993: Opened Hampyeong bypass and Hampyeong ~ Jangseong road (2.9 km section from Gigak-ri to Daedeok-ri, Hampyeong-eup, Hampyeong County).[13]
- March 31, 1999: Opened 3.14 km Daedeok bypass (Jamduri ~ Yeonji-ri, Daedeok-eup, Jangheung County).[14]
- July 8, 1999: Opened 3.16 km Seongsong bypass (Amchi-ri ~ Hakcheon-ri, Seongsong-myeon, Gochang County), abolished existing 2.8 km section.[15]
- December 23, 1999: Opened expanded 46.3 km four-lane section from Hwabon-ri, Jeongan-myeon, Gongju-si ~ Buchang-dong, Nonsan-si.[16]
- December 28, 1999: Opened expanded 21.3 km four-lane section from Sinyong-dong, Iksan-si ~ boundary with Ganggyeong-eup.[17]
- December 31, 1999: Opened expanded 5.26 km section from Sagori, Hakgyo-myeon, Hampyeong County ~ Gigak-ri, Hampyeong-eup, abolished existing section.[18]
- January 10, 2000: Opened expanded 30.44 km section from Buchang-dong, Nonsan-si ~ Sohak-dong, Gongju-si.[19]
- April 2000: Opened 2.84 km Chillyang bypass (Yeongbok-ri ~ Jang-gye-ri, Chillyang-myeon, Gangjin County), abolished existing 1.95 km section.[20]
- November 11, 2000: Opened expanded 13.48 km section from Sohak-dong, Gongju-si ~ Hwabon-ri, Jeongan-myeon.[21]
- January 1, 2001: Opened 1.77 km Shingwang bypass (Samdeok-ri ~ Wolam-ri, Shingwang-myeon, Hampyeong County), abolished existing 1.4 km section.[22]
- October 15, 2001: Opened expanded 8.84 km four-lane section from Samgye-ri, Daedeok-myeon, Jangseong County ~ Chilbo-ri, Shingwang-myeon, Hampyeong County.[23]
- December 21, 2001: Opened expanded 7.87 km four-lane section from Chilbo-ri, Shingwang-myeon, Hampyeong County ~ Sinchon-ri, Shingwang-myeon.[24]
- December 31, 2001: Opened expanded 2.56 km four-lane section from Sinchon-ri ~ Gigak-ri, Hampyeong-eup, Hampyeong County.[25]
- December 27, 2002: Opened expanded 6.2 km four-lane section from Gokcham-ri, Hakgyo-eup, Hampyeong County ~ Amchi-ri, Seongsong-myeon, Gochang County.[26]
- December 26, 2003: Opened expanded 8.6 km four-lane section from Amchi-ri, Seongsong-myeon, Gochang County ~ Bongam-ri, Seongsong-myeon.[27]
- December 31, 2004: Opened expanded 8.08 km four-lane section from Bongam-ri, Seongsong-myeon, Gochang County ~ Seongsan-ri, Haengan-myeon, Buan County.[28]
- December 29, 2005: Opened expanded 8.8 km four-lane section from Seongsan-ri, Haengan-myeon, Buan County ~ Singi-ri, Haengan-myeon.[29]
- December 28, 2006: Opened expanded 11.7 km four-lane section from Singi-ri, Haengan-myeon, Buan County ~ Geonsan-ri, Jangheung-eup, Jangheung County.[30]
- December 31, 2007: Opened expanded 8.6 km four-lane section from Chungnyeol-ri, Jangheung-eup, Jangheung County ~ Geonsan-ri.[31]
- December 31, 2008: Opened expanded 4.1 km four-lane section from Dongsung-ri, Gangjin-eup, Gangjin County ~ Chungnyeol-ri, Jangheung-eup.[32]
- December 30, 2009: Opened expanded 6.7 km four-lane section from Namdang-ri, Hamyeol-myeon, Iksan-si ~ Hongsa-ri, Baeksan-myeon, Gimje-si.[33]
- December 30, 2010: Opened expanded 6.48 km four-lane section from Yeonji-ri, Daedeok-myeon, Jangseong County ~ Samgye-ri, Daedeok-myeon.[34]
- December 31, 2011: Opened expanded 4.44 km four-lane section from Sanjeong-ri, Yeongsanpo-eup, Naju-si ~ Jangsan-ri, Wanggok-myeon.[35]
- December 28, 2012: Opened expanded 5.42 km four-lane section from Unsan-ri, Donggang-myeon, Naju-si ~ Gokcham-ri, Hakgyo-eup, Hampyeong County.[36]
- December 27, 2013: Opened expanded 4.39 km four-lane section from Jang-gye-ri, Chillyang-myeon, Gangjin County ~ Amchi-ri, Seongsong-myeon, Gochang County.[37]
- December 30, 2014: Opened expanded 8.3 km four-lane section from Geonsan-ri, Jangheung-eup, Jangheung County ~ Chungnyeol-ri.[38]
- December 30, 2015: Opened expanded 10.1 km four-lane section from Chillyang-myeon, Gangjin County ~ Jangheung-eup, Jangheung County.[39]
- December 29, 2016: Opened expanded 6.9 km four-lane section from Baeksan-myeon, Gimje-si ~ Donggok-myeon, Iksan-si.[40]
- December 28, 2017: Opened expanded 4.79 km four-lane section from Donggok-myeon, Iksan-si ~ Namdang-ri, Hamyeol-myeon, Iksan-si.[41]
- December 28, 2018: Opened expanded 4.69 km four-lane section from Jangsan-ri, Wanggok-myeon, Naju-si ~ Unsan-ri, Donggang-myeon.[42]
- December 31, 2019: Opened expanded 8.2 km four-lane section from Sanjeong-ri, Yeongsanpo-eup, Naju-si ~ Jangsan-ri, Wanggok-myeon.[43]
- December 29, 2020: Opened expanded 3.8 km four-lane section from Hongsa-ri, Baeksan-myeon, Gimje-si ~ Baeksan-myeon.[44]
- January 1, 2021: The section from Uljin to Hupo Port (18.7 km) was transferred to National Route 7.[45]
- January 1, 2022: The section from Donghae to Mukho (5.3 km) was transferred to National Route 7.[46]
- January 1, 2023: The section from Samcheok to Dogye (17.9 km) was transferred to National Route 7.[47]
- January 1, 2024: The section from Sokcho to Yangyang (19.0 km) was transferred to National Route 7.[48]
