济微高速建成通车！济宁再增南北向核心交通通道

Core Viewpoint - The completion of the Jimei Expressway enhances regional connectivity and economic development in Shandong Province by significantly reducing travel time between key economic zones [1] Group 1: Infrastructure Development - The Jimei Expressway, spanning 88.6 kilometers, features a dual four-lane design with a maximum speed of 120 km/h, connecting Jinan and Jining [1] - The expressway serves as a crucial segment of Shandong's major transportation network, specifically the "Beijing-Shanghai Corridor" [1] Group 2: Economic Impact - The new expressway reduces travel time from Yanzhou to Jinan's ring expressway to just 45 minutes, thereby compressing the spatial distance between the provincial capital economic circle and the southern Shandong economic circle [1] - The expressway is expected to alleviate traffic pressure on existing highways such as the Jitai and Jiguang Expressways by efficiently linking multiple major highways [1] Group 3: Technological Integration - The construction utilized advanced techniques such as the turning bridge technology for precise railway crossings and an intelligent monitoring platform for comprehensive construction management [1]