宁夏石嘴山电网建设首次跨越在运包银高铁

Group 1 - The successful completion of the 220 kV line crossing the Baoyin High-speed Railway marks the first time that construction has been carried out over an operational high-speed rail line in the Shizuishan area of Ningxia [1] - The construction period for the crossing was from October 13 to October 21, with a limited daily working window of approximately 3 hours due to high-speed rail operations [1] - The project faced significant challenges due to the high-speed rail's operational requirements, necessitating the use of a no-crossing frame net sealing method to ensure safety [1] Group 2 - The 220 kV distribution project from the Shizuishan Fengsui 750 kV substation is a key project for State Grid Ningxia Electric Power Co., Ltd., aimed at enhancing the power supply capacity of 3 million kW in the Shizuishan area [2] - The project is expected to be completed by June 30, 2026, contributing to the high-quality economic development and industrial transformation of the region during the 14th Five-Year Plan period [2] - Future construction will focus on ensuring safety during crossings over major infrastructures such as the Jingzang Expressway and the Yellow River [2]