October 09, 2023
October eighth in the morning,Super-large diameter inter-city railway tunnel Shield Machine jointly built by China Railway Construction Heavy Industry and China Railway 14th Bureau“Jingtong”Get off the production line of China Railway Construction Heavy Industry。“Jingtong”The whole machine is about 138 meters long.,Maximum excavation diameter up to 13.3 meters,It will become the largest diameter Shield Machine in Beijing.。
“Jingtong”It will be applied to the construction of Yunchaojianhe Tunnel in Jingtang.,The tunnel is the first large diameter shield tunnel of high-speed railway connecting Beijing-Tangshan Intercity Railway and Beijing City Vice-Center Hub.。The project has a large excavation section.、There are many geological risks、High requirements for land subsidence control, etc.。
In view of the key and difficult points of the project,The R & D team of China Railway Construction Heavy Industries Co., Ltd. configures the large-flow mud circulation control system for the equipment.、Large-load multi-crane coordinate hoisting system、Many intelligent devices and advanced integration technologies, such as box culvert intelligent fine adjustment device and segment forming quality monitoring system, etc.,It provides a strong support for the smooth construction of the Beijing-Tangshan Yunchao Jianhe Tunnel Project.。
The Beijing-Tangshan Intercity Railway runs through Beijing.、High-speed railway in Tangshan,It is a steel artery of great significance.。After the completion and opening of the Beijing-Tangshan Intercity Railway,On the one hand, it greatly facilitates people's travel along the line.,Promote economic and social development along the line;On the other hand, to dredge Beijing's non-capital functions.、Improve the railway network structure in the Beijing-Tianjin-Hebei region、It is of great significance to serve the implementation of Beijing-Tianjin-Hebei coordinated development strategy.。
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