The Gyeongbu Expressway (Korean: 경부고속도로; Asian Highway Network AH 1) is the second oldest and most heavily travelled expressway in South Korea, connecting Seoul to Suwon, Daejeon, Gumi, Daegu, Gyeongju, Ulsan and Busan. It has the route number 1, signifying its role as South Korea's most important expressway. The entire length from Seoul to Busan is 416 kilometers (258 mi) and the posted speed limit is 100 kilometers per hour (62 mph), enforced primarily by speed cameras.

Quick Facts Expressway No.1, Route information ...

Expressway No.1
Gyeongbu Expressway 경부고속도로
Route information
Part of AH 1
Length	416 km (258 mi)
Existed	1968–present
Major junctions
South end	Geumjeong-gu, Busan National Route 7
North end	Seocho-gu, Seoul National Route 47 Yangjae-Hannam Motorway (from Yangjae IC to Hannam IC)
Location
Country	South Korea
Major cities	Yangsan, Ulsan, Gyeongju, Yeongcheon, Gyeongsan, Daegu, Gumi, Gimcheon, Daejeon, Cheongju, Cheonan, Anseong, Osan, Hwaseong, Yongin, Seongnam
Highway system
Highway systems of South Korea Expressways National Local

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Inspired by the Autobahn during a trip to Germany, South Korean President Park Chung Hee proposed the construction of the Gyeongbu Expressway as an election pledge in 1967.^[1]: 26

• February 1968 - Construction begins at the behest of South Korean President Park Chung Hee, who named Park Myung-keun in charge of construction.
• 21 December 1968 - Seoul-Suwon segment opens to traffic.
• 30 December 1968 - Suwon-Osan segment opens to traffic.
• 29 September 1969 - Osan-Cheonan segment opens to traffic.
• 10 December 1969 - Cheonan-Daejeon segment opens to traffic.
• 19 December 1969 - Busan-Daegu (via Gyeongju) segment opens to traffic.
• 7 July 1970 - The last segment, the mountainous Daejeon-Daegu segment, opens to traffic, completing South Korea's first long-distance limited access expressway.
• December 1987 - Work begins to widen to six lanes in selected areas. Some areas are widened to 8 or 10 lanes by 1996.
• February 1995 - Bus-only lane (essentially an HOV-9) established between the northern terminus and Sintanjin for important holidays.
• 14 July 2000 - Eight vehicles, including three buses and a five-ton truck, collide near Gimcheon, killing 18 and injuring over 100.
• 25 August 2001 - All expressways in South Korea reorganize under a pattern modeled after the United States' Interstate Highway System. The Gyeongbu Expressway's route number of 1 is the only one not to change; however, its kilometer markers change from a north–south progression to south–north.
• December 2002 - Korea National Expressway Corporation passes control of the northernmost 9 km stretch of expressway (between Yangjae and Hannam Bridge) to the City of Seoul.
• 1 July 2008 - Bus lane enforcement between Seoul and Osan (Sintanjin on weekends) becomes daily between 6 AM and 10 PM. On 1 October this is adjusted to 7 AM to 9 PM weekdays, 9 AM to 9 PM weekends.

This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. (November 2021)

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

More information No., Name ...

No.	Name	Hangul Name	Hanja Name	La- nes	Connections	Notes	Location
	Busan	부산 시점	釜山 始點	6	National Route 7 Jungang-daero		Geumjeong	Busan
1	Guseo IC	구서 나들목	久瑞나들목		Byeonyeong-ro
1-1	Yeongnak IC	영락 나들목	永樂나들목
TG	Busan TG	부산 요금소	釜山料金所
2	Nopo IC	노포 나들목	老圃나들목		National Route 7
2-1	Nopo JC	노포 분기점	老圃分岐點		Busan Ring Expressway
SA	Yangsan SA	양산 휴게소	梁山休憩所			Seoul-bound Only	Yangsan	Gyeongnam
3	Yangsan JC	양산 분기점	梁山分岐點		Jungang Expressway Branch
4	Yangsan IC	양산 나들목	梁山나들목		National Route 35
4-1	Tongdosa Hipass IC	통도사 하이패스 나들목	通度寺 하이패스 나들목		National Route 35
5	Tongdosa IC	통도사 나들목	通度寺나들목		National Route 35		Ulju	Ulsan
5-1	W.Ulju JC	서울주 분기점	西蔚州分岐點		Hamyang-Ulsan Expressway
6	W.Ulsan IC (Samnam)	서.울산 나들목 (삼남)	西蔚山나들목 (三南)	National Route 35
7	Eonyang JC	언양 분기점	彦陽分岐點	Ulsan Expressway
SA	Eonyang SA	언양 휴게소	彦陽休憩所
8	Hwalcheon IC	활천 나들목
SA	Gyeongju SA	경주 휴게소	慶州休憩所		Busan-bound Only		Gyeongju	Gyeongbuk
9	Gyeongju IC	경주 나들목	慶州나들목	National Route 7 ( AH 6[2]) National Route 35
SA	Geoncheon SA	건천 휴게소	乾川休憩所		No Gas Station on Busan-bound
10	Geoncheon IC	건천 나들목	乾川나들목	National Route 20
10-1	Yeongcheon JC	영천 분기점	永川分岐點	Sangju-Yeongcheon Expressway		Yeongcheon
							11		Yeongcheon IC	영천 나들목	永川나들목	National Route 4
SA	Pyeongsa SA	평사 휴게소	坪沙休憩所		Busan-bound only	Gyeongsan
SA	Gyeongsan SA	경산 휴게소	慶山休憩所		Seoul-bound only
12	Gyeongsan IC	경산 나들목	慶山나들목	Local Route 919
							8
13	E.Daegu JC	동대구 분기점	東大邱分岐點	Jungang Expressway		Dong-gu		Daegu
14	Dodong JC	도동 분기점	道洞分岐點	Iksan-Pohang Expressway
16	N.Daegu IC	북대구 나들목	北大邱나들목	National Route 4 National Route 5 Sincheon-daero Seobyeonnam-ro		Buk-gu
17	Geumho JC	금호 분기점	琴湖分岐點	Jungang Expressway Jungbu Naeryuk Expressway Branch
17-1	Chilgok JC	칠곡 분기점	漆谷分岐點	Daegu Ring Expressway		Chilgok		Gyeongbuk
18	Chilgok Logistics IC	칠곡물류 나들목	漆谷物流나들목	National Route 4
19	Waegwan IC	왜관 나들목	倭館나들목	National Route 4 Local Route 79
SA	Chilgok SA	칠곡 휴게소	漆谷休憩所
20	S.Gumi IC	남구미 나들목	南龜尾나들목	National Route 33		Gumi
21	Gumi IC	구미 나들목	龜尾나들목	National Route 33
21-1	N.Gumi IC	북구미 나들목	北龜尾나들목
22	Gimcheon JC	김천 분기점	金泉分岐點	Jungbu Naeryuk Expressway		Gimcheon
22-1	E.Gimcheon IC	동김천 나들목	東金泉나들목	EX
SA	Gimcheon SA	김천 휴게소	金泉休憩所
23	Gimcheon IC	김천 나들목	金泉나들목	National Route 4
							6
SA	Chupungnyeong SA	추풍령 휴게소	秋風嶺休憩所
24	Chupungnyeong IC	추풍령 나들목	秋風嶺나들목	National Route 4	in Chupungnyeong SA
25	Hwanggan IC	황간 나들목	黃澗나들목	National Route 4		Yeongdong		Chungbuk
SA	Hwanggan SA	황간 휴게소	黃澗休憩所
26	Yeongdong IC	영동 나들목	永同나들목	National Route 4
							4
SA	Geumgang SA	금강 휴게소	錦江休憩所			Okcheon
27	Geumgang IC	금강 나들목	錦江나들목	National Route 4	in Geumgang SA
SA	Okcheon SA	옥천 휴게소	沃川休憩所
28	Okcheon IC	옥천 나들목	沃川나들목	National Route 4
							6
29	Biryong JC	비룡 분기점	飛龍分岐點	Tongyeong-Daejeon Expressway Daejeon Southern Ring Expressway		Dong-gu		Daejeon
30	Daejeon IC	대전 나들목	大田나들목	National Route 17 Korail Daejeon Station		Daedeok-gu
31	Hoedeok JC	회덕 분기점	懷德分岐點	Dangjin-Yeongdeok Expressway Honam Expressway Branch
							8
SA	Sintanjin SA	신탄진 휴게소	新灘津休憩所		Seoul-bound Only
32	Sintanjin IC	신탄진 나들목	新灘津나들목	National Route 17
SA	Jugam SA	죽암 휴게소	竹岩休憩所			Cheongju		Chungbuk
33	S.Cheongju IC	남청주 나들목	南淸州 나들목	National Route 17 Cheongnamdae Daecheong Lake
34	Cheongju JC	청주 분기점	淸州分岐點	Dangjin-Yeongdeok Expressway
							10
35	Nami JC	남이 분기점	南二分岐點	Jungbu Expressway
							6
36	Cheongju IC	청주 나들목	淸州나들목	National Route 36
SA	Oksan SA	옥산 휴게소	玉山休憩所		Busan-bound Only
36-1	Oksan IC	옥산 나들목	玉山나들목	Local Route 507 Local Route 508	Hi-pass Only
SA	Cheongju SA	청주 휴게소	淸州休憩所		Seoul-bound Only
36-2	Oksan JC	옥산 분기점	玉山分岐點	Asan-Cheongju Expressway
SA	Cheonan SA	천안 휴게소	天安休憩所		Busan-bound Only	Cheonan		Chungnam
37	Mokcheon IC	목천 나들목	木川나들목	National Route 21 Independence Hall of Korea
38	Cheonan JC	천안 분기점	天安分岐點	Nonsan-Cheonan Expressway
							8
SA	Cheonansamgeori SA	천안삼거리 휴게소	天安三거리休憩所		Seoul-bound Only
39	Cheonan IC	천안 나들목	天安나들목	National Route 1 Local Route 23 Dujeong Station Cheonan Station
SA	Manghyang SA	망향 휴게소	望鄕休憩所		Busan-bound Only
39-1	N.Cheonan IC	북천안 나들목	北天安나들목	National Route 34
SA	Ipjang SA	입장 휴게소	笠場休憩所		Seoul-bound Only
40	Anseong IC	안성 나들목	安城나들목	National Route 38		Anseong		Gyeonggi
SA	Anseong SA	안성 휴게소	安城休憩所		Busan-bound Only
41	Anseong JC	안성 분기점	安城分岐點	Pyeongtaek–Jecheon Expressway
SA	Anseong SA	안성 휴게소	安城休憩所		Seoul-bound Only
41-1	Namsa-Jinwi IC	남사진위 나들목	南四振威나들목	Local Route 23	Busan-bound Only	Pyeongtaek
42	Osan IC	오산 나들목	五山나들목	National Route 1		Osan
42-1	Dongtan JC	동탄 분기점	東炭分岐點	Capital Region 2nd Ring Expressway Suwon-Munsan Expressway		Hwaseong
43A	Giheung-Dongtan IC	기흥동탄나들목	基興東炭나들목	National Route 43 Samsung Electronics (Giheung Campus)		Suwon
43B	Giheung IC	기흥나들목	基興나들목	National Route 43	Seoul-bound Only	Yongin
SA	Giheung SA	기흥 휴게소	基興休憩所		Busan-bound Only
44	Suwon·Singal IC	수원신갈 나들목	水原新葛나들목	National Route 42
45	Singal JC	신갈 분기점	新葛分岐點	Yeongdong Expressway
							10
SA	Jukjeon SA	죽전 휴게소	竹田休憩所		Seoul-bound Only
TG	Seoul TG	서울 요금소	서울 料金所			Seongnam
47	Pangyo IC	판교 나들목	板橋나들목	Local Route 23	Busan-bound Only
48A	Pangyo JC	판교 분기점	板橋分岐點	Seoul Ring Expressway
48B	Daewang-Pangyo IC	대왕판교 나들목	大往板橋나들목	Local Route 23	Busan-bound Only Small Car Only
48-1	Geumto JC	금토 분기점	金土分岐點	Yongin-Seoul Expressway
SA	Seoul Underground Rendezvous SA	서울 만남의 광장 휴게소	서울 만남의 廣場 休憩所		Busan-bound Only	Seocho		Seoul
49	Yangjae IC	양재 나들목	良才나들목	National Route 47 Yangjae Citizen's Forest Station
	Seoul	서울 종점	서울 終點	Yangjae-Hannam Motorway

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In the past, this section was a part of Gyeongbu Expressway, but in 2002 the Seoul Metropolitan Government has takes control of this segment from Korea Expressway Corporation. As a results, this expressway became a part of Seoul Special Metropolitan Route 06. However, the name remains the same, on Traffic Broadcasting System, it is still called Gyeongbu Expressway or the name "Sigugan", and this section is also designated as Asian Highway 1.^[3]

• Roads and expressways in South Korea
• Transport in South Korea