(Engineering daily) Nguyen Anh Duong = The Quang Ninh People's Council approved the pre-feasibility study of the undersea tunnel project through Cua Luc Bay – which will be the largest undersea tunnel project once it comes into operation.
The pre-feasibility report will be submitted to the prime minister for approval.
The construction of the tunnel is expected to last between 2019-2024 with the total investment capital of approximately $434.78million, mobilised from Quang Ninh province's budget.
According to the plan, the tunnel will have six lanes with a height of 4.75m and width of 32.6m. It will allow vehicles to travel at a maximum speed of 60㎞/h and will be able to withstand Level 7 earthquakes.
The 1.3㎞ twin-tube tunnel will connect Halong city's western tourism area and the city's eastern residential area.
In addition, it will also help improve traffic along the Haiphong-Ha Long-Van Don-Mong Cai Expressway and strengthen connectivity with the newly-built Van Don Airport.
Meanwhile, Three consultancy units expressed interest in the projects, including Nippon Koei Co., Ltd. of Japan, FECON Joint Stock Company, and Transport Engineering Design Inc.
