Asian Highway 12 (AH12) is a route of the Asian Highway Network, with a length of 1,195 km (747 miles) that runs from AH3 in Nateuy, Laos, through Muang Xay, Luang Prabang, Vang Vieng, Vientiane, Nong Khai, Udon Thani, Khon Kaen, Nakhon Ratchasima, and Saraburi until its terminus at AH1 in Nong Khae District, Saraburi Province, Thailand.[1]
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|---|---|---|---|---|
 Map of AH12 in red | ||||
 AH12 in Laos | ||||
| Route information | ||||
| Length | 1,195 km (743 mi) | |||
| Major junctions | ||||
| North end | Nateuy, Laos | |||
| South end | Hin Kong, Thailand | |||
| Location | ||||
| Countries | Laos Thailand | |||
| Highway system | ||||
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The highway has been in use since 8 April 1994. Its US$30 million cost was financed by Laos and Thailand, apart from the First Thai-Lao Friendship Bridge, funded by the Australian government as development aid for Laos.[2]
Sections
Laos
Route 13: Nateuy–Vientiane- Route 450: Vientiane–Thanaleng (Vientiane Prefecture), First Thai–Lao Friendship Bridge
