| Chaloem Maha Nakhon Expressway ทางพิเศษเฉลิมมหานคร | |
|---|---|
| First Stage Expressway System ระบบทางด่วนขั้นที่ 1 | |
 | |
| Route information | |
| Maintained by Expressway Authority of Thailand | |
| Length | 27.1 km (16.8 mi) |
| Existed | 29 October 1981–present |
| Din Daeng–Tha Ruea | |
| Length | 8.9 km (5.5 mi) |
| North end |   Vibhavadi Rangsit Road / Don Mueang Tollway |
| Major intersections | Si Rat Expressway |
| South end | Tha Ruea Junction |
| Tha Ruea–Bang Na | |
| Length | 7.9 km (4.9 mi) |
| West end | Tha Ruea Junction |
| Major intersections | Chalong Rat Expressway |
| East end |  Debaratna Road |
| Tha Ruea–Dao Khanong | |
| Length | 10.3 km (6.4 mi) |
| East end | Tha Ruea Junction |
| Major intersections | Si Rat Expressway |
| West end |  Rama II Road |
| Location | |
| Country | Thailand |
| Highway system | |
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The Chaloem Maha Nakhon Expressway (Thai: ทางพิเศษเฉลิมมหานคร), also known as the First Stage Expressway System (Thai: ระบบทางด่วนขั้นที่ 1), is an expressway in Thailand, located in Bangkok. It is the first expressway to be opened in the country and is 27.1 kilometres in length. The expressway has played an important role in alleviating ground-level road traffic in Bangkok. The expressway is a controlled-access toll road.[1]
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Rama IX Bridge, is part of the Tha Ruea–Dao Khanong expressway section.
- ^ "ทางพิเศษเฉลิมมหานคร". EXAT.