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|---|---|
| ทางหลวงพิเศษหมายเลข 9 | |
| ถนนกาญจนาภิเษก Thanon Kanchanaphisek | |
 | |
| Route information | |
Part of  | |
| Maintained by Department of Highways, Expressway Authority of Thailand | |
| Length | 169 km (105 mi) |
| Existed | 1978–present |
| East Kanchanaphisek Road | |
| Length | 64 km (40 mi) |
| North end |  Wang Noi District, Phra Nakhon Si Ayutthaya (Phahon Yothin Road) |
| South end |   Bang Phli District, Samut Prakan (Burapha Withi Expressway, Debaratna Road) |
| South Kanchanaphisek Road (Kanchanaphisek Expressway) | |
| Length | 36 km (22 mi) |
| East end | Bang Phli District, Samut Prakan (Burapha Withi Expressway, Debaratna Road) |
| West end |  Bang Khun Thian District, Bangkok (Rama II Road) |
| West Kanchanaphisek Road | |
| Length | 69 km (43 mi) |
| North end | Bang Pa-in District, Phra Nakhon Si Ayutthaya (Phahon Yothin Road) |
| South end | Bang Khun Thian District, Bangkok (Rama II Road) |
| Location | |
| Country | Thailand |
| Provinces | Bangkok, Samut Prakan, Nonthaburi, Pathum Thani, Phra Nakhon Si Ayutthaya |
| Highway system | |
Kanchanaphisek Road (Thai: ถนนกาญจนาภิเษก), also known as the Bangkok Outer Ring Road (Thai: ถนนวงแหวนรอบนอกกรุงเทพมหานคร) is a highway in Thailand, connecting Bangkok, Samut Prakan province, Nonthaburi province, Pathum Thani province and Phra Nakhon Si Ayutthaya province. It consists of multiple sections, including a controlled-access toll road, and almost forms a complete loop around the Bangkok Metropolitan Area.[1]
- ^ "ทางพิเศษกาญจนาภิเษก". EXAT.