The Second Capital Region Ring Expressway

400 Template:Infobox road/name/KOR
Capital Region Second Ring Expressway 수도권제2순환고속도로
Route information
Length	263.4 km (163.7 mi)
Existed	29 October 2009–present
Major junctions
Cycle end	Hwanseong, Gyeonggi Province (Dongtan JCT)
Cycle end	Hwanseong, Gyeonggi Province (Dongtan JCT)
Highway system
Highway systems of South Korea Expressways National Local

The Second Capital Region Ring Expressway
Hangul	수도권제2순환고속도로
Hanja	首都圈第二循環高速道路
Revised Romanization	Sudogwon je2sunhwan dosokdoro
McCune–Reischauer	Sudokwŏn je2sunhwan' gosoktoro

The Capital Region Second Ring Expressway (Formerly as Second Seoul Ring Expressway) (Expressway No.400) (Hangul: 수도권제2순환고속도로; RR: Sudogwon Je2sunhwan Gosokdoro) is an expressway, circular beltway or ring road around Seoul, Incheon and Gyeonggi Province, South Korea. It circulates in a circular shape outside the Capital Region First Ring Expressway, and when the entire section is completed, the total length reaches 263.4 km. It is being divided into 12 sections and the construction is being carried out with the aim of completing it by 2029. The expressway is a mixture of state-funded sections operated by the Korea Expressway Corporation and private-funded sections operated by the private sector.

History

• 29 June 2005: Construction begins from Bongdam to Dongtan.
• 29 October 2005: Section from Bongdam to Dongtan opens to traffic.
• 23 March 2012: Construction begins from Gimpo to Incheon.
• 19 May 2014: Construction begins from Yangpyeong to Hwado.
• 2 Mach 2017: Construction begins from Beopwon(Paju) to Yangju.
• 21 March 2017: Construction begins from Dongtan to Gonjiam.
• 23 March 2017: Construction begins from Gimpo to Incheon.
• 28 April 2017: Construction begins from Mado to Hwaseong.
• 28 December 2018: Construction begins from Soheul to Hwado.
• 30 September 2019: Construction begins from Gonjiam to Yangpyeong.
• 28 April 2021: Section from Mado to Hwaseong opens to traffic.
• 21 March 2021: Section from Dongtan to Gonjiam opens to traffic.
• 31 May 2023: Section from Joan to Yangpyeong opens to traffic.
• 25 September 2023: Section from Sihwa to South Ansan opens to traffic.
• 7 February 2024: Section from Soheul to Joan opens to traffic.
• 29 December 2024: Section from Beopwon to Yangju 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.

Composition

Lanes

• Dongtan JCT~Gonjiam JCT, S. Yangpyeong~Beopwon, W. Gimpo~ Geomdanyangchon, Sihwa ~ Hwaseong JCT, W. Osan JCT~Dongtan JCT: 4
• Hwaseong JCT ~ W. Osan JCT, Geomdanyangchon~Incheon Bukhang Tunnel: 6

Length

• 263.4 km

Limited Speed

• 100 km/h

List of Facilities

• IC: Interchange, JC: Junction, SA: Service Area, TG:Tollgate

Sihwa(Siheung) - Dongtan - Gonjiam Section

No.	Name	Korean Name	Hanja Name	Connections	Distance		Notes	Location
6	Sihwa	시화	始華		-	2.40		Siheung	Gyeonggi
1	S. Ansan JCT	남안산분기점	南安山分岐點	Pyeongtaek-Siheung Expressway	-	0.00		Ansan
SA	Songsan Podo SA	송산포도휴게소	松山葡萄休憩所					Hwaseong
-	Songsan Mado	송산마도	松山麻道
7	Mado JCT	마도분기점	麻道分岐點	Pyeongtaek-Siheung Expressway	-	17.00
6	Mado IC	마도	麻道	Madogongdan-ro 3 gil	-	16.20
5	Hwaseong	화성	華城	National Route 77		13.40
4	Paltan JCT	팔탄분기점	八灘分岐點	Seohaean Expressway	-	8.30
3	S. Bibong·Paltan	남비봉·팔탄	南飛鳳·八灘	National Route 39		6.20
2	S. Bongdam	남봉담	南峰潭	National Route 43		1.40
1	Hwaseong JCT	화성분기점	華城分岐點	Pyeongtaek-Paju Expressway	-	13.40
2	Jeongnam	정남	正南	Local Route 356		11.90
3	W. Osan JCT	서오산분기점	西烏山分岐點	Pyeongtaek-Paju Expressway Osan-Hwaseong Expressway		9.2
SA	Osan SA	오산휴게소	烏山休憩所					Osan
4	N. Osan	북오산	北烏山	National Route 1		3.60
5	Dongtan JC	동탄분기점	東灘分岐點	Gyeongbu Expressway()	-	0.00		Hwaseong
1	Dongtan	동탄	東灘	Local Route 84	5.20	5.20
2	W. Yongin	서용인	西龍仁	File:Korea National Route No.42.svg National Route 42 (Jungbu-daero)		9.60		Yongin
3	W. Yongin JCT	서용인분기점	西龍仁分岐點	File:Korea Expressway No.50.svg Yeongdong Expressway		14.20
4	Pogok	포곡	蒲谷	File:Korea National Route No.45.svg National Route 45 (Baegok-daero)		16.50
5	N. Yongin JCT	북용인분기점	北龍仁分岐點	File:Korea Expressway No.29.svg Sejong-Pocheon Expressway		16.50
6	Docheok	도척	都尺	Local Route 98		27.9		Gwangju
7	Gonjiam JCT	곤지암분기점	昆池岩分岐點	File:Korea Expressway No.35.svg Jungbu Expressway		31.00
Gonjiam–Yangpyeong section will open to traffic (December 2027)

S. Yangpyeong ~ Soheul ~ Beopwon Section

No.	Name	Korean Name	Hanja Name	Connections	Distance		Notes	Location
Gonjiam–Yangpyeong section will open to traffic (December 2027)
	S. Yangpyeong JCT	남양평분기점	南楊平分岐點	File:Korea Expressway No.45.svg Jungbu Naeryuk Expressway	-	82.27	(open 2027)	Yeoju	Gyeonggi
SA	Namhangang SA	남한강휴게소	南漢江休憩所					Yangpyeong
29-1	S. Yangpyeong	남양평	南楊平	Local Route 88 Local Route 98	-	296.80	Hi-pass only
30	Yangpyeong	양평	楊平	File:Korea National Route No.6.svg National Route 6 (Gyeonggang-ro)	5.01	301.71
31	Dumulmeori	두물머리		Mogwang-ro	7.69	309.40	Hi-pass only
32	Joan	조안	鳥安	File:Korea National Route No.45.svg National Route 45 (Bukhangang-ro)	5.60	315.00		Namyangju
33 7	Hwado JCT	화도분기점	和道分岐點	File:Korea Expressway No.60.svg Seoul-Yangyang Expressway	4.00	319.00 28.60
6	Dalmoe IC	달뫼		Gyeongchun-ro	3.00	25.60
5	Sudong	수동	水洞	Local Route 98 (Namga-ro)	3.60	22.00
SA	Sudong SA	수동휴게소	水洞休憩所
4	Sudong SA(IC)	수동휴게소(IC)	水洞休憩所(IC)	Cheolmasan-ro	5.20	16.80
3	Naechon	내촌	內村	File:Korea National Route No.47.svg National Route 47 (Geumgang-ro)	7.60	9.20		Pocheon
2	Gomo	고모	古毛	Local Route 383 (Jugyeopsan-ro)	7.80	1.40
1	Soheul JCT	소흘분기점	蘇屹分岐點	File:Korea Expressway No.29.svg Sejong-Pocheon Expressway	1.40	0.00
2	Okjeong	옥정	玉井	Local Route 56 Local Route 379	4.60	4.60	Yangju-bound only	Yangju
3	Yangju	양주	楊州	File:Korea National Route No.3.svg National Route 3 (Sinpyeonghwa-ro)	1.20	5.80
4	N. Yangju	북양주	北楊州	Pyeonghwa-ro	4.20	10.00	Paju-bound only
5	W. Yangju	서양주	西楊州	Local Route 39 (Samil-ro)	5.60	15.60
6	Beopwon	법원	法院	Local Route 56 (Paju-ro)	10.00	25.60		Paju
Beopwon(Paju)~West Gimpo section will open to traffic (December 2026)

Gimpo~Incheon section

No.	Name	Korean Name	Hanja Name	Connections	Distance		Notes	Location
Beopwon(Paju)~West Gimpo section will open to traffic (December 2026)
5	W. Gimpo·Tongjin	서김포통진	西金浦·通津	File:Korea National Route No.48.svg National Route 48 (Gimpo-daero)	-	28.88		Gimpo	Gyeonggi
4	Daegot	대곶	大串	Local Route 356(Daemyeonghang-ro)	4.44	24.40	Hi-pass only
3	Geomdan·Yangchon	검단양촌	黔丹·陽村	Local Route 84(Geomdan-ro)	5.74	18.70		Seo-gu	Incheon
2	N. Cheongna	북청라	北靑羅	Gyeonginhang-daero File:Korea Expressway No.130.svg Incheon International Airport Expressway	4.66	14.04
TG	Cheongna·Wonchang TG	청라원창요금소	靑羅元倉料金所				Main-line Tollgate
1	S. Cheongna JCT	남청라분기점	南靑羅分岐點	Bongo-daero File:Korea Expressway No.120.svg Gyeongin Expressway	5.00	9.04
IS	Namhang IS	남항교차로	南港交叉路	Seohae-daero	9.04	0.00		Jung-gu
Namhang(Incheon)~Sihwa section will open to traffic (2029)

See also

• Roads and expressways in South Korea
• Transportation in South Korea

External links

• MOLIT South Korean Government Transport Department

Template:South Korean expressways

References

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