四川泸石高速泸定段通车 成都出发全程高速直达海螺沟

Core Viewpoint - The opening of the Luzhou-Shi'an Expressway (Luzhi Expressway) in Sichuan is expected to significantly alleviate traffic congestion on the popular tourist route in western Sichuan by effectively diverting over 80% of the traffic from the original provincial road [1] Group 1: Project Overview - The Luzhi Expressway is a key component of the "Sichuan Provincial Expressway Network Plan (2019-2035)" with a total length of approximately 96.5 kilometers and a high bridge-tunnel ratio of 86.5% [2] - The expressway serves as a horizontal connection between the Yakang Expressway and the Yaxi Expressway, with the completed sections totaling 82 kilometers, including the recently opened 49-kilometer Luzhou section [2] - The Luzhou section starts at the Sangangping Interchange in Luding County and connects to the Yakang Expressway, passing through Luding South and Lengqiao, ending at the Haizigou Interchange [2] Group 2: Infrastructure and Design - The Luzhi Expressway features a dual four-lane design with a speed limit of 80 km/h, including 34 bridges, 8 tunnels, and 4 interchanges along the route [2] - The construction faced significant challenges due to complex geological conditions, including high seismic activity and multiple active fault zones [2] - The construction team prioritized ecological protection and safety, employing a "zero excavation" method at tunnel entrances to minimize disturbance to the original landforms [2] Group 3: Economic and Tourism Impact - Once fully completed, the Luzhi Expressway will serve as a major transportation artery connecting numerous natural and cultural attractions in western Sichuan, enhancing the overall expressway network in the province [2] - The expressway is expected to improve travel efficiency and visitor experience to key tourist destinations such as Haizigou Glacier Forest Park and Moxi Ancient Town [2]