Capital Region First Ring Expressway

Expressway No.100
Capital Region First Ring Expressway
수도권제1순환고속도로
Route information
Length128.02 km (79.55 mi)
Existed1992–present
Major junctions
Cycle endPangyo JC in Seongnam, Gyeonggi Province
Gyeongbu Expressway
Major intersections33
Cycle endPangyo JC in Seongnam, Gyeonggi Province
Gyeongbu Expressway
Location
CountrySouth Korea
Major citiesSeongnam, Hanam, Guri, Uijeongbu, Goyang, Gimpo, Incheon, Bucheon, Siheung, Anyang
Highway system
Capital Region First Ring Expressway
Hangul
수도권제1순환고속도로
Hanja
首都圈第一循環高速道路
RRSudogwon je1 sunhwan gosok doro
MRSudokwŏn che1 sunhwan kosok toro

The Capital Region First Ring Expressway (Formerly as Seoul Ring Expressway) (Expressway No.100) (Korean수도권제1순환고속도로) 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 connects the many Satellite towns to each other through this Expressway.