Proposal to appraise the Hoang Lien Pass tunnel project worth 3,300 billion VND

The Hoang Lien Pass tunnel project is located on National Highway 4D connecting Lai Chau with Lao Cai, with a length of 8.8 km, including 2.63 km of tunnel.

Perspective of Hoang Lien road tunnel.

The Lai Chau Traffic Construction Investment Project Management Board has just submitted a document requesting the Ministry of Transport to review and appraise the Feasibility Study Report on the investment in the construction of the Hoang Lien Pass Tunnel Project connecting Sa Pa town, Lao Cai province with Tam Duong district, Lai Chau province.

This is a project whose investment is decided by the People's Committee of Lai Chau province; the Lai Chau Traffic Construction Investment Project Management Board plays the role of investor.

According to the proposal of the investor, the Hoang Lien Pass Tunnel Project has its starting point at Km78, National Highway 4D in Son Binh Commune, Tam Duong District, Lai Chau Province; the end point connects to Road D1 (according to the planning of Sa Pa Town) in O Quy Ho Ward, Lao Cai Province.

The total length of the route of the Project is 8.8 km, of which 2.63 km is a road tunnel with 4.576 km in Lai Chau province and 4.244 km in Lao Cai province. The road part of the Project is invested with a level III mountainous scale, the roadbed is 10m wide, the design speed is 60 km/h; the tunnel project consists of 2 tunnels about 30 m apart, each tunnel is 2.63 km long, designed according to Japanese mountain tunnel standards, combined with TCVN 4528:1988.

It is estimated that the land use area for the Hoang Lien Pass Tunnel Project is about 70.41 hectares, of which 42.26 hectares are in Lai Chau province and 28.15 hectares are in Lao Cai province.

With the above investment scale, the Project will have a total investment of 3,300 billion VND, of which the construction cost is 2,168.284 billion VND, expected to be mobilized from the central budget (2,500 billion VND) and local budget.

Lai Chau Transport Construction Investment Project Management Board said that the Hoang Lien Pass Tunnel Project will be implemented in the period of 2023 - 2026.

Upon completion, the Hoang Lien Pass Tunnel Investment Project connecting Sa Pa Town, Lao Cai Province with Tam Duong District, Lai Chau Province will replace approximately 17 km of steep and winding mountain passes; shorten the time to cross Hoang Lien Pass from 30 minutes to 8 minutes, and resolve the problem of landslides that cause prolonged traffic congestion during the rainy season.

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