Core Insights - The Jinan to Weishan Expressway North Section project has successfully completed a critical engineering task, marking significant progress towards its completion by the end of the year [1][2] - The project spans 88.3 kilometers and is designed as a dual four-lane expressway with a speed limit of 120 km/h [1] - The bridge, a key control node, measures 190 meters in length and weighs 27,000 tons, utilizing advanced construction techniques [1][2] Project Details - The bridge construction involved multiple phases: pile foundation, cap, pier, bridge, and rotation, with the bridge's support system being the heaviest and largest radius in the province [1][2] - The project employs a unique one-time overall pouring technique for the substructure, using 3,692 cubic meters of concrete in a single pour, enhancing construction efficiency and quality [1][2] Safety and Coordination - The project is located near the busy Wari Railway, necessitating stringent safety controls and effective construction organization [2] - The construction team utilized high-precision technologies, including BeiDou positioning and satellite monitoring systems, to ensure real-time data tracking and adjustments during the bridge rotation [2] Economic Impact - Upon completion, the project will connect with the already operational Jinan to Weishan South Section, creating a new north-south expressway corridor [2] - This development is expected to optimize the highway network in Shandong Province and alleviate traffic pressure on existing highways, contributing to regional economic growth [2]