According to the traffic separation plan, vehicles from Hanoi city to the southern provinces can go in the following directions:
- Hanoi center go to Phap Van - Cau Gie intersection onto Phap Van - Cau Gie expressway.
- From Hanoi center, take old National Highway 1: Giai Phong - Ngoc Hoi - National Highway 1 to Phap Van - Cau Gie Expressway at Van Diem intersection; Dai Xuyen intersection (Phu Xuyen district).
- National Highway 6 (Nguyen Trai - Tran Phu - Quang Trung axis) - Ba La intersection, take road 21B - National Highway 38 to get to old National Highway 1 (Dong Van intersection) or go to Vuc Vong intersection to go to Phap Van highway - Gie Bridge.
- National Highway 6 (Nguyen Trai - Tran Phu - Quang Trung axis) - turn left on Phung Hung street - go to the southern axis - turn left on provincial road 427B - go to Thuong Tin station to enter Phap Van - Cau Gie expressway.
- National Highway 6 to Xuan Mai town - Ho Chi Minh road - Road 21B.
Directing vehicles from the southern provinces to Hanoi city, in order to reduce traffic on Phap Van - Cau Gie highway and Phap Van intersection, vehicles can go in the following directions:
- At Liem Tuyen intersection on Phap Van - Cau Gie highway: go to Provincial Highway 494 - National Highway 21B - National Highway 6 (Ba La and Ha Dong intersection).
- At Vuc Vong intersection on Phap Van - Cau Gie highway, turn left to National Highway 38 - National Highway 21B - National Highway 6 (Ba La and Ha Dong intersection) or turn right to National Highway 38 - cross Yen Lenh bridge – National Highway 39A - Provincial Road 379 - intersection with Ring Road 3 (Thanh Tri bridge).
- At Van Diem intersection: turn left to National Highway 1 - Provincial Road 429 - National Highway 21B - National Highway 6 (Ba La and Ha Dong intersection).
- At Thuong Tin intersection: take provincial road 427 - go to the southern trunk road - Phung Hung street (Ha Dong).
Vehicles from Hanoi city to the Northeast provinces (Bac Giang, Bac Ninh, Lang Son...) and vice versa can go in the following directions:
- Ring Road 3 - Thanh Tri bridge - Hanoi - Bac Giang expressway.
- Nhat Tan Bridge - Vo Nguyen Giap - National Highway 18 to Hanoi - Bac Giang Expressway.
- Chuong Duong bridge - Nguyen Van Cu - Ha Huy Tap - Ngo Gia Tu - Duong bridge - go to Hanoi - Bac Giang expressway.
Vehicles from Hanoi city to the Northwest provinces (Vinh Phuc, Phu Tho, Yen Bai...) and vice versa can go in the following directions:
- Thang Long Bridge - Vo Van Kiet - National Highway 2 to Hanoi - Lao Cai Expressway.
- Thang Long Bridge - Provincial Road 23 - Me Linh Road to National Highway 2.
- Thang Long Bridge - Nam Hong overpass - Road 23 - National Highway 2 - Provincial Road 310B to Hanoi - Lao Cai Expressway.
- National Highway 3 - Provincial Road 296 - onto Hanoi - Lao Cai Expressway.
- Highway 32 to Phu Tho.
Vehicles from Hanoi city to the Northern provinces (Hoa Binh, Son La...) and vice versa can follow the following directions:
- Thang Long Avenue - Tan Linh Street - Yen Bai - Hoa Lac - Hoa Binh Expressway.
- National Highway 6 - Xuan Mai town - Hoa Binh.
Vehicles from Hanoi city to the Eastern provinces (Quang Ninh, Hai Phong, Hung Yen, Hai Duong...) and vice versa can go in the following directions:
- Co Linh Street - Ring Road 3 intersection, Co Linh Street - Hanoi - Hai Phong Expressway.
- Provincial road 379 to Hung Yen, Hai Phong.
- Old National Highway 5 (Nguyen Van Linh - Nguyen Duc Thuan) to Hai Duong.
- Thanh Tri Bridge - Hanoi - Bac Giang highway - go to Highway 18.
