The project is 13.4 km long, including the 4km tunnel. It is scheduled to be completed in late 2016 and put into service in the beginning of 2017, helping shorten 8 kilometres in distance between the two provinces.It is built by the Lung Lo Construction Corporation under the Defence Ministry with an investment of VND15.6 trillion (US$742.9 million). The project was designed by Japanese consulting firm Nippon Koei.