Deo Ca Tunnel is a key road tunnel project on National Highway 1, connecting Dak Lak and Khanh Hoa provinces. The project helps shorten travel time through Ca Pass, enhance transport capacity along the North–South corridor, and improve traffic safety. The tunnel has been under operation and maintenance management since August 2017.
Operation and maintenance scope:
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Deo Ca Tunnel, comprising two tunnel tubes with a total length of 8,250 m