海南首条双向八车道高速公路通车

Core Viewpoint - The opening of the Yangpu Port Expressway significantly enhances the operational efficiency of the Yangpu Port, marking a milestone in Hainan's infrastructure development [2] Group 1: Project Overview - The Yangpu Port Expressway is Hainan's first dual-direction eight-lane expressway, officially opened on December 30 [2] - The total investment for the project is estimated at 7.332 billion yuan, with a total length of 35.338 kilometers, including a main line of 33.037 kilometers and a connecting line of 2.301 kilometers [2] - The main line is designed for a speed of 120 km/h with a roadbed width of 42 meters, while the connecting line is designed for a speed of 80 km/h with a roadbed width of 34.5 meters [2] - The expressway features 16 bridges and 6 interchanges, and it ends the lack of expressways in the northern Danzhou area [2] Group 2: Economic Impact - The completion of the expressway is expected to profoundly change the travel patterns of local residents and promote economic and social development in the region [2] - It accelerates the high-quality development of the Danyang Economic Circle [2] Group 3: Technological Innovations - The expressway is recognized as Hainan's first smart expressway, utilizing a "smart construction site" platform for comprehensive digital management [3] - A smart center integrates information management, process display, and safety training, serving as a model for future projects [3] - The project successfully established the province's first "smart beam factory," overcoming multiple technical challenges and completing the prefabrication of 3,371 box beams [3] - The introduction of third-party safety consulting and innovative technologies like all-encompassing integrated ladders and smart safety helmets enhances safety production [3]