Phnom Penh-Sihanoukville Expressway
Ministry of Public Works and Transport
Operations and Maintenance
The expressway starts at the west of Phnom Penh connecting with the ring road of the city, and goes southwest through Kandal, Kampong Speu, and Koh Kong provinces and finally to Sihanoukville. The total length of the project is 187.05km, with a design speed of 100km/h.