Core Points - The construction of the Xiajia Tunnel, the first tunnel to commence excavation for the Hefei-Chizhou Railway, marks significant progress in the railway's development [1] - The tunnel, located in Cuiping County, has a total length of 1,676 meters and a maximum burial depth of approximately 148 meters, designed for a speed of 250 km/h [1] - The project is part of China's 14th Five-Year Plan for railway development, spanning approximately 199.5 kilometers from Hefei West Station to Jiuhua Mountain Station in Chizhou, with an expected operational readiness by 2029 [1] Construction Details - The Xiajia Tunnel is divided into two fully mechanized construction areas and employs a wall-mounted excavation technique to navigate complex geological conditions, including faults and water bodies [1] - The project is a collaborative investment by Anhui Railway Group and the cities of Hefei, Tongling, and Chizhou [1]
夏家隧道进洞施工 合池铁路获新进展
Xin Lang Cai Jing·2026-01-09 17:39