成南高速扩容项目即将全线通车

Core Viewpoint - The Chengnan Expressway expansion project is set to open fully, enhancing traffic flow and supporting regional cultural tourism and industrial upgrades [1] Group 1: Project Overview - The Chengnan Expressway expansion consists of a main line segment and a Chengdu urban entry line segment, with the main line spanning 215.697 kilometers and the urban entry segment measuring 24.5 kilometers [1] - The project terminates at the Luoshiba Hub interchange, which connects to the G4202 Chengdu First Ring Expressway, improving traffic flow between the Chengnan Expressway and the ring road [1] Group 2: Traffic and Economic Impact - The reconstruction of the Luoshiba Hub is expected to significantly enhance traffic efficiency, alleviating long-standing congestion in the area, which is crucial for commuters and freight transport [1] - The full opening of the project will link various cultural tourism nodes such as Luodai Ancient Town, China Dead Sea, and Langzhong Ancient City, promoting regional cultural tourism integration and industrial upgrades [1] Group 3: Cultural and Historical Significance - The Suining section features the Zhuotongjing Tunnel, which incorporates Song porcelain ice crack elements, while the Nanchong section showcases Three Kingdoms cultural elements, creating "readable historical landmarks" [1] - The expressway serves as a new carrier for the integration of culture and tourism, enhancing the region's cultural landscape [1]