沈山铁路升级改造施工取得重大进展

Core Points - The construction of the new bridge on the Duck River of the Shenshan Railway has been successfully completed, with the last 75-ton T beam being installed [2][4][6] - The Shenshan Railway connects Shenyang and Shanhaiguan, serving as a critical section of the Jingha Railway [10] - The railway is responsible for transporting grain and coal from Northeast China and goods from North China, and its renovation will significantly enhance regional freight and passenger capacity [10] Industry Impact - The completion of the bridge lays a solid foundation for subsequent track laying and line transfer, which is essential for improving transportation efficiency [2][4][9] - The upgraded railway infrastructure is expected to support high-quality economic development in Northeast and North China [10]