Asian Highway 1 (AH1) is the longest east–west route of the Asian Highway Network, running from Tokyo, Japan via the Korean Peninsula (South Korea and North Korea), China (Mainland China and Hong Kong), Mainland Southeast Asia (Vietnam, Cambodia, Thailand, and Myanmar), South Asia (India, Bangladesh, and Pakistan), and the Iranian Plateau (Afghanistan and Iran) to the international border between Turkey and Bulgaria west of Istanbul where it joins the 6,102-km European route E80, running all the way to Lisbon, Portugal.

Associated routes From east to west, the primary corridors include:

Japan

The Economic and Social Commission for Asia and the Pacific, 2003 Asian Highway Handbook , 2003, page 54 section in Japan was added to the system in November 2003.Economic and Social Commission for Asia and the Pacific, 2003 Asian Highway Handbook , 2003, page 3 It runs along the following tolled expressways: Shuto Expressway C1 Inner Circular Route, Edobashi JCT to Tanimachi JCT via Takebashi JCT Shuto Expressway Route 3 Shibuya Line, Tanimachi JCT to Yoga Exit (Tokyo Interchange) ,Economic and Social Commission for Asia and the Pacific,2003 Asian Highway Handbook , 2003, page 54 shows an aerial photo of the Yokohama Aoba Interchange, placing AH1 clearly on the Tomei Expressway rather than the other Tokyo-Nagoya expressway, the Chūō Expressway. Tokyo Interchange to Komaki , Komaki to Suita via Kyoto , Suita to Kobe , Kobe to Yamaguchi via Hiroshima , Yamaguchi to Shimonoseki , Shimonoseki to Kitakyushu , Kitakyushu to Fukuoka Fukuoka Expressway Route 4 Fukuoka Expressway Route 1 Camellia Line ferry to Busan, South Korea.

From Fukuoka, the Japan–Korea Undersea Tunnel has been proposed to provide a fixed crossing.

South Korea

The section in South Korea mainly follows the Gyeongbu Expressway. The Highway Boundary of South and North Korea. : Busan-Centre - Busan-Dong-gu Busan City Route 11: Busan-Dong-gu - Busan-Geumjeong-gu Gyeongbu Expressway: Busan-Geumjeong-gu - Gyeongju - Daegu - Daejeon - Seoul-Seocho-gu Seoul City Route 41: Seoul-Seocho-gu - Seoul-Gangnam-gu - Seoul-Yongsan-gu Namsan 1st tunnel: Seoul-Yongsan-gu - Seoul-Jung-gu Seoul City Route 21: Seoul-Jung-gu - Seoul-Eunpyeong-gu National Route 1: Seoul-Eunpyeong-gu - Panmunjom

North Korea P'anmunjŏm - Kaesŏng Pyongyang-Kaesong Motorway: Kaesŏng - P'yŏngyang :Pyongyang–Sinuiju Motorway: P'yŏngyang - Sinŭiju

China

Within Dandong: New Yalu River Bridge - Guomen Avenue - (Dandong Xinqu IC) - Zhangjiabao JCT - Dandong JCT : Dandong - Shenyang Within Shenyang: : Xiashengou JCT - Jinbaotai JCT - Beiliguan JCT : Shenyang - Jinzhou - Beijing Within Beijing: : Shiyuan JCT - Maju JCT - Shuangyuan JCT - Fangshan Liyuan JCT : Beijing - Shijiazhuang - Zhengzhou - Xinyang - Wuhan - Changsha - Xiangtan - Guangzhou Within Guangzhou: : Taihe JCT - Longshan JCT - Leping JCT - Hengjiang JCT : Guangzhou - Nanning : Nanning - Youyiguan

Guangzhou - Shenzhen branch : Taihe JCT - Guantian JCT : Guangzhou - Shenzhen (Shenzhen Bay Port)

Hong Kong : Shenzhen Bay Port - Shenzhen Bay Bridge - Lam Tei : Lam Tei - Yuen Long Highway - San Tin Highway - Lok Ma Chau Control Point

Vietnam

: Hữu Nghị Quan - Đồng Đăng : Lạng Sơn - Bắc Ninh - Hanoi : Hanoi : Hanoi - Ninh Bình - Thanh Hóa - Nghệ An - Hà Tĩnh - Quảng Trị - Huế - Đà Nẵng - Quảng Ngãi - Gia Lai - Đắk Lắk - Khánh Hòa - Lâm Đồng - Đồng Nai : Đồng Nai - Phú Hữu Connection to (Phú Hữu to High-Tech Park) (temporary) Connection to (High-Tech Park to Station 2) (temporary) : Ho Chi Minh : Ho Chi Minh - Mộc Bài

In future, (Hữu Nghị Quan - Chi Lăng) (Long Trường - Tân Thạnh Đông and Vĩnh Thanh - Bến Lức - Tân Thạnh Đông) (HCMC - Mộc Bài)

will become part of AH1 instead of the current National Highway 1 and National Highway 22.

Cambodia Route 1: Bavet - Phnom Penh Route 5: Phnom Penh - Poipet

Thailand

Route 33: Aranyaprathet - Kabin Buri - Hin Kong Route 1: Hin Kong - Bang Pa In Route 32: - Bang Pa In - Chai Nat (Concurrent with ) Route 1: Chai Nat - Tak (Concurrent with ) Route 12: Tak - Mae Sot

Myanmar National Highway 8: Myawaddy - Payagyi Branch Yangon–Mandalay Expressway : Payagyi - Yangon Yangon–Mandalay Expressway: Payagyi - Meiktila - Mandalay National Highway 7: (Concurrent with ): Mandalay - Tamu

India (East)

: Moreh - Imphal : Imphal - Viswema - Kohima : Kohima - Chümoukedima - Dimapur - Doboka : Dimapur- Silonijan - Rangajan - Numaligarh : Doboka - Nagaon - Jorabat : Jorabat - Shillong : Shillong - Dawki

Bangladesh

: Tamabil, Sylhet - Sylhet - Kanchpur - Dhaka : Dhaka-Mawa-Bhanga Expressway : Bhanga, Faridpur - Alipur, Faridpur : Alipur, Faridpur - Goalchamot, Faridpur : Faridpur - Jashore : Jashore - Benapole

India (West)

: Petrapole - Barasat : Barasat - Kolkata Airport : Dankuni - Bardhaman - Durgapur -Asansol - Dhanbad -Barhi - Mohania - Varanasi - Allahabad - Kanpur - Agra - New Delhi / Grand Trunk Road: New Delhi - Sonipat - Ambala - Jalandhar / Grand Trunk Road: Jalandhar - Amritsar - Attari

Pakistan

Grand Trunk Road, Wagah — Lahore M-2: Lahore — Islamabad M-1: Islamabad — Peshawar N-5: Peshawar — Torkham

Afghanistan : Jalalabad - Kabul Ring Highway: Kabul - Kandahar Ring Highway: Kandahar - Delaram - Herat : Herat - Islam Qala

Iran

: Islam Qala - Taybad : Taybad- Sang Bast : Sang Bast - Nishapur - Sabzevar - Shahrood - Damghan - Semnan - Deh Namak : Deh Namak - Aradan : Aradan - Tehran : Tehran - Qazvin - Zanjan - Tabriz - Sufian : Sufian - Bazargan

Turkey

Road D100: Gürbulak - Doğubayazıt - Aşkale - Refahiye Road D200: Refahiye - Sivas - Ankara : Ankara Otoyol 4: Ankara - Gerede - Istanbul Otoyol 7: Istanbul Otoyol 3: Istanbul - Edirne - - Kapıkule (, Maritsa motorway)

Connection to E80

The route AH1 links to in Turkey. The E80 continues in the E-road network from the border station at Gürbulak in Turkey to Istanbul followed by E80 highways to Kapitan Andreevo/Kapıkule, Sofia, Niš, Pristina, Dubrovnik, Pescara, Rome, Genoa, Nice, Toulouse, Burgos, Valladolid, Salamanca and finally Lisbon on the Atlantic Ocean.

References