The Capital Region First Ring Expressway (Formerly as Seoul Ring Expressway) (Expressway No.100) (Korean: 수도권제1순환고속도로; RR: Sudogwon Je1sunhwan Gosokdoro) is an expressway, circular beltway or ring road around Seoul, South Korea. It connects satellite cities around Seoul, Ilsan, Namyangju, Hanam, Pyeongchon, Jungdong, Bundang, Pangyo, Sanbon and Gimpo. The expressway runs 127.6 km. Seoul Ring Expressway is currently under construction to widen the expressway between Anhyeon Junction to Seongnam which is expected to be finished in 2016.
Since 2010, Gyeonggi Loop Bus connect the many Satellite town to each other through this Expressway.
History
February 1988: Construction begins from Pangyo to Toegyewon.
29 November 1991: Section from Pangyo to Toegyewon opens to traffic.
December 1991: Construction begins from Sanbon to Pangyo.
May 1992: Construction begins from Seoun to Jangsu.
December 1992: Construction begins from Ilsan to Gimpo.
June 1995: Construction begins from Gimpo to Seoun and from Jangsu to Sanbon.
28 December 1995: Section from Pangyo to Sanbon opens to traffic.
3 November 1997: Section from Gimpo to Jayuro opens to traffic.
24 July 1998: Section from Seoun to Jangsu opens to traffic.
26 November 1999: Sections from Jangsu to Sanbon and from Gimpo to Seoun open to traffic.
11 September 2001: Section from Ilsan to Jayuro opens to traffic.
30 June 2006: Sections from Ilsan to Songchu and from Uijeongbu to Toegyewon open to traffic.
28 December 2007: Section from Songchu to Uijeongbu opens to traffic.
3 May 2010: Dori JC opens to traffic.
28 May 2015: Howon IC opens to traffic.
Winter 2015: Road expansion construction
September 1, 2020: The Seoul Ring Expressway is renamed Capital Region First Ring Expressway.
This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. Please consult this guideline for information on how to create one. Please improve this article if you can.(November 2021)
IC: Interchange, JC: Junction, SA: Service Area, TG:Tollgate