National Route 25 (South Korea)

National Route 25 is a national highway in South Korea connecting Changwon to Sangdang District, Cheongju. It was established on 31 August 1971.

History

August 31, 1971: Became National Route No. 25 Jinhae ~ Cheongju Line by the General National Highway Route Designation Decree.
November 30, 1972: Due to route improvement, road zone changed from 648m section in Jedong-ri, Daesan-myeon, Changwon-gun to 533m
October 1, 1975: Total 300m section from Pyeongchon-ri ~ Dusan-ri, Namil-myeon, Cheongwon-gun opened and existing 280m section abolished, Imhan-ri, Tanbu-myeon, Boeun-gun 900m section opened and existing 690m section abolished, total 1.39 km section from Seowon-ri, Naeseo-myeon ~ Sinbong-ri, Hwaseo-myeon, Sangju-gun opened and existing total 1.5 km section abolished
March 11, 1989: Old road sites in Pyeongchon-ri, Sangnam-myeon, Paseo-ri, Yangdong-ri, Hanam-myeon, Joeum-ri, Yeongeumri, Masan-ri, Sangnam-myeon, Insan-ri, Dugok-ri, Cheongdo-myeon, Heegok-ri, Sanoe-myeon, Milyang-gun area abolished
January 31, 1998: Imhan-ri, Tanbu-myeon ~ Gwangi-ri, Maro-myeon, Boeun-gun 920m section opened, existing section abolished
November 26, 1998: Ipyeong-ri, Boeun-eup, Boeun-gun 340m section opened
May 15, 2000: Songpyeong-ri, Hwabuk-myeon, Boeun-gun 420m section opened and existing 440m section abolished, Sangjang-ri, Tanbu-myeon ~ Hagae-ri, Naesongni-myeon, Boeun-gun 330m section opened, existing 360m section abolished
November 20, 2000: Hanam ~ Milyang Road (Susan-ri, Hanam-eup ~ Yerim-ri, Sangnam-myeon, Milyang-si) 12 km section partial opening
December 21, 2000: Daeya-ri ~ Gilsang-ri, Boeun-eup, Boeun-gun 474m section opened and existing 560m section abolished, Geonsong-ri, Jincheon-eup, Jincheon-gun 600m section opened and existing 590m section abolished
December 31, 2000: Hanam ~ Milyang Road (Yerim-ri, Sangnam-myeon ~ Naei-dong, Milyang-si) 4.55 km section expansion opening, existing Susan-ri, Hanam-eup ~ Yerim-ri, Sangnam-myeon, Milyang-si 12.6 km section abolished
December 4, 2001: Nucheong-ri, Boeun-eup, Boeun-gun 720m section opened, existing 750m section abolished
August 15, 2002: Anmin Tunnel (Cheonseon-dong, Changwon-si ~ Seok-dong, Jinhae-si) 2.33 km section opened
December 2003: Namcheon ~ Gyeongsan section 9.5 km expansion opening.
December 31, 2003: Nakdong ~ Sangju Road (Gujam-ri ~ Seongdong-ri, Nakdong-myeon, Sangju-si) 7.76 km section expansion opening and existing 9.98 km section abolished
March 22, 2004: Cheonseon-dong ~ Towol-dong section, Seongsan-gu, Changwon-si 5 km opened.
May 2004: Samjeongja Intersection ~ Towol Interchange 5.0 km section designated as an automobile-only road
July 1, 2004: Wollim-ri, Dogae-myeon, Gumi-si ~ Gujam-ri, Nakdong-myeon, Sangju-si 6.4 km section expansion opening
September 20, 2004: Existing 7.89 km section in Namcheon-myeon, Gyeongsan-si area abolished
September 25, 2004: Gasan ~ Sangnim Road (Cheonpyeong-ri ~ Songhak-ri, Gasan-myeon, Chilgok-gun) 2.4 km section expansion opening
November 30, 2004: Part of Sangnim ~ Haepyeong Road (Haepyeong-ri, Haepyeong-myeon, Gumi-si) 880m section expansion opening
July 15, 2005: Gilsang-ri, Boeun-eup, Boeun-gun 400m section expansion opening
September 20, 2005: Odong-dong, Sangdang-gu, Cheongju-si ~ Guseong-ri, Naesu-eup, Cheongwon-gun 4.02 km section designated as an automobile-only road
November 3, 2005: Haepyeong ~ Dogae Road (Silim-ri ~ Wollim-ri, Dogae-myeon, Gumi-si) 7.03 km section expansion opening, existing 7.1 km section abolished
November 14, 2005: Part of Sangnim ~ Haepyeong Road (Haepyeong-ri, Haepyeong-myeon, Gumi-si) 1.9 km section expansion opening
November 22, 2005: Gasan ~ Sangnim Road, Sangnim ~ Haepyeong Road, Haepyeong ~ Dogae Road (Cheonpyeong-ri, Gasan-myeon, Chilgok-gun ~ Wollim-ri, Dogae-myeon, Gumi-si) 38.6 km section expansion opening, existing 37.6 km section abolished
August 22, 2006: Towol Interchange ~ Namsan Interchange 5.8 km section designated as automobile-only road
April 1, 2008: Songpyeong-ri, Hoein-myeon, Boeun-gun 400m section improvement opening, existing section abolished
October 23, 2009: Jeongbyeong Tunnel breakthrough ceremony, part of Towol ~ Dong-eup section
December 16, 2009: Cheongju Bypass Road (Hyochon-ri, Namil-myeon ~ Yangchon-ri, Nami-myeon, Cheongwon-gun) 4.0 km section opened
January 11, 2010: Mukbang-ri ~ Gukdong-ri, Naesu-eup, Cheongwon-gun 1.35 km section designated as an automobile-only road
May 12, 2011: Gangsangchon Junction, Suui-dong, Heungdeok-gu ~ Odong Intersection, Odong-dong, Sangdang-gu, Cheongju-si 13.33 km section designated as an automobile-only road
May 15, 2011: Odong ~ Guseong Road (Odong-dong, Sangdang-gu, Cheongju-si ~ Guseong-ri, Naesu-eup, Cheongwon-gun) 4.19 km section opened
March 27, 2012: Towol Interchange, Towol-dong, Seongsan-gu ~ Namsan Interchange, Namsan-ri, Dong-eup, Uichang-gu, Changwon-si 5.849 km section temporarily opened
February 28, 2013: Namcheon ~ Cheongdo Road Section 2 (Wonjeong-ri, Cheongdo-eup ~ Daro-ri, Hwayang-eup, Cheongdo-gun) 8.0 km section expansion opening, existing Songeup-ri, Cheongdo-eup ~ Daro-ri, Hwayang-eup, Cheongdo-gun 5.7 km section abolished
May 3, 2013: Changwon ~ Gimhae Dong-eup Bypass Road (Namsan Intersection, Deoksan-ri, Dong-eup, Uichang-gu, Changwon-si ~ Deokcheon 2nd Bridge, Yongjam-ri) 800m section expansion opening
May 20, 2013: Heonsin-dong ~ Buwon-dong section, Sangju-si 6.34 km opened.
June 30, 2013: Namcheon ~ Cheongdo Road Section 1 (Daro-ri, Hwayang-eup, Cheongdo-gun ~ Heungsan-ri, Namcheon-myeon, Gyeongsan-si) 5.35 km section expansion opening
August 29, 2013: Due to Namcheon ~ Cheongdo Road Section 1 opening, existing Daro-ri, Hwayang-eup, Cheongdo-gun ~ Heungsan-ri, Namcheon-myeon, Gyeongsan-si 6.21 km section abolished
October 7, 2013: Yanggok-dong ~ Wanam-dong, Seongsan-gu, Changwon-si 2.908 km section designated as an automobile-only road
December 26, 2013: Changwon ~ Gimhae Dong-eup Bypass Road (Namsan Interchange, Deoksan-ri, Dong-eup, Uichang-gu, Changwon-si ~ Jinyeong Intersection, Jinyeong-ri, Jinyeong-eup, Gimhae-si) 7.31 km section expansion opening
February 27, 2014: Dogye-dong, Uichang-gu, Changwon-si ~ Jinyeong-ri, Jinyeong-eup section 11.4 km opened.
April 7, 2014: Due to Dong-eup Bypass Road opening, existing Deoksan-ri, Dong-eup, Uichang-gu, Changwon-si ~ Jinyeong-ri, Jinyeong-eup, Gimhae-si 7.4 km section abolished
March 27, 2015: End point changed from Sangdang Four-way Intersection to Seokgyo Six-way Intersection, Sangdang-gu, Cheongju-si
April 29, 2015: Bukil ~ Namil Road Section 1-1 among Cheongju-si National Highway Alternative Bypass Roads (Guseong-ri ~ Gukdong-ri, Naesu-eup, Cheongwon-gu, Cheongju-si) 1.35 km section newly opened
January 25, 2016: Cheongju Station Intersection ~ Munam Park Intersection among Cheongju-si National Highway Alternative Bypass Roads (Suui-dong, Heungdeok-gu ~ Jeongsang-dong, Cheongwon-gu, Cheongju-si) 9.85 km section newly opened
August 31, 2016: Munam Park Intersection ~ Odong Intersection among Cheongju-si National Highway Alternative Bypass Roads (Jeongsang-dong ~ Odong-dong, Cheongwon-gu, Cheongju-si) 3.31 km section newly opened and existing Hyochon-ri, Namil-myeon ~ Sangdang Four-way Intersection Milestone, Sangdang-gu, Cheongju-si 6.2 km section abolished
February 1, 2021: The 11.74 km section from Gukdong Intersection in Gukdong-ri, Naesu-eup, Cheongwon-gu, Cheongju to Hyochon Junction in Hyochon-ri, Namil-myeon, Sangdang-gu was designated as a motorway.
May 19, 2023: A new 3.4 km section of the Cheongju National Road Bypass between Bukil and Namil (from Undong-dong, Sangdang-gu, Cheongju to Hyochon-ri, Namil-myeon) opened.
August 2, 2024: The starting route in Changwon was changed from Anmin Tunnel to Seokdong Tunnel.
August 23, 2024: A new 5.6 km section of the NamilÃ¢ÂÂBoeun2 Road (from Hupyeong-ri, Suhan-myeon to Nulgok-ri, Hoein-myeon, Boeun County, Chungcheongbuk-do) opened.