The Deo Ngang Tunnel Expansion belongs to the XL-CHQL1-02 package of the Project to upgrade and expand a number of bridges and tunnels on National Highway 1 (including Xuong Giang Bridge, Gianh Bridge, Quan Hau Bridge and especially Deo Ngang Tunnel) which started construction on January 13, 2025, with a value of more than 219 billion VND, invested by the Railway Project Management Board.
The Deo Ngang Tunnel expansion is 650m long, of which the tunnel body is 555m long, 10.5m wide with 2 lanes, designed speed of 80km/h. The tunnel route crosses the Hoanh Son range, starting point in Hoanh Son ward ( Ha Tinh province) and ending point in Phu Trach commune (Quang Tri province).
Upon completion, Deo Ngang tunnel will operate two parallel tunnels with a total roadbed width of up to 20.5m, with four motor vehicle lanes (combined with the existing tunnel) and two non-motor vehicle lanes.
In the past time, to construct the Deo Ngang tunnel expansion project, Song Da Joint Stock Company (the construction unit) mobilized human resources along with vehicles, machinery and equipment. Engineers and workers overcame all difficulties, made efforts to complete the task, 1 month ahead of schedule, ensuring the quality and safety of the project.
The opening of the Deo Ngang technical tunnel marks an important milestone of the project, responding to the trust of the investor.
In the coming time, the Railway Project Management Board requests the construction unit to focus all resources and strive to basically complete the Deo Ngang Tunnel expansion project to put it into operation by the end of 2025.
On this occasion, the Railway Project Management Board also presented gifts to encourage officers and workers constructing the Deo Ngang tunnel expansion project.
The Deo Ngang Tunnel Expansion Project is expected to meet the increasing traffic demand on National Highway 1 through the two provinces of Ha Tinh and Quang Tri. The project is also considered an important driving force, contributing to promoting socio -economic development and ensuring security and defense for the Central region...
Source: https://www.sggp.org.vn/thong-ham-deo-ngang-noi-ha-tinh-voi-quang-tri-post803978.html
![[Maritime News] More than 80% of global container shipping capacity is in the hands of MSC and major shipping alliances](https://vphoto.vietnam.vn/thumb/402x226/vietnam/resource/IMAGE/2025/7/16/6b4d586c984b4cbf8c5680352b9eaeb0)
Comment (0)