Currently, the contractor is completing the installation of road signs, painting road markings, cleaning the road surface, etc., along the route. The Quang Ngai - Hoai Nhon expressway has three tunnels through the mountains with a total length of 4,500 meters, of which tunnel number 3, 3,200 meters long, is the largest tunnel on the North-South expressway.
Tunnels No. 1 and No. 2 have completed the installation of equipment and are currently undergoing trial runs of the ventilation system, lighting, loudspeakers, fire fighting equipment, etc. Tunnel No. 3, which is 3,200 meters long, contains 20 jet fans, 1,734 lighting fixtures with power ranging from 40W to 220W, and many other types of equipment, which are being urgently installed and cleaned.
The completion of the Quang Ngai - Hoai Nhon expressway is the result of persistent efforts, making a significant contribution to the nation's major goal of completing over 3,000 km of expressways nationwide, connecting Cao Bang to Ca Mau, opening up a new face for the transportation infrastructure system and providing impetus for socio-economic development for decades to come.
Source: https://quangngaitv.vn/cao-toc-quang-ngai-hoai-nhon-truc-ngay-khanh-thanh-6511701.html
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