With a total length of 77.6 km, this expressway when completed is expected to connect the south side of Đồng Nai province with Bà Rịa–Vũng Tàu province.

[2] According to the project proposal investment report of the Transport Design Consultancy Corporation (TEDI), the expressway is 77.6 km long.

Of these, the section Bien Hoa - Phu My (expressway) is 38 km long; section of Phu My - coastal road of Ho Chi Minh City.

Vung Tau (expressway) is 28 km long; from the coastal road of the Vung Tau City to National Route 51C is 2.8 km long and the section connecting Phu My - National Road 51 (to Cai Mep - Thi Vai port) is 8.8 km long.

The route yet to be built has been divided into two sections by the Ministry of Transport.