The project's phase 3 spans approximately 32.6 km, passing through several communes and wards, including Lan Phong, Tra Cau, Duc Pho, Khanh Cuong, and Sa Huynh.
An interdisciplinary appraisal council chaired by the Minister of Planning and Investment has been established to look at the pre-feasibility study for a coastal road project stretching more than 35.5 km in northern Thai Binh province and with investment of VND3.83 trillion ($168.98 million).