沈海高速改扩建日照段全线贯通按下“加速键”

Core Points - The Shenhai Expressway expansion project has successfully restored two-way traffic on a 1.6-kilometer section from Lanshan toll station to the Jiangsu provincial border, marking the first segment to achieve this milestone [1] - The project aims to enhance the capacity and service level of the Shenhai National Expressway, which is crucial for accelerating infrastructure connectivity in the Jiaodong Economic Circle and promoting integrated development [2] Group 1 - The Shenhai Expressway expansion project covers a total length of 61.7 kilometers, converting from a dual four-lane to a dual eight-lane configuration [2] - The construction process has utilized advanced technologies such as "3D milling and paving" and "sensor geogrid" to address challenges like uneven road surface and settlement issues [1] - The project has implemented a multi-layer digital twin system to reduce driver decision-making errors and improve road efficiency and safety [1] Group 2 - The project is expected to be fully operational by the end of the year, with the new toll station at Rizhao North entering the testing phase and set to open on October 18 [1] - The expansion is designed to significantly improve the transportation capacity of the Shenhai Expressway, facilitating better connectivity and cooperation within the region [2]