Technical transformation of Jiujing Expressway

With the rapid development of economy and tourism along the route, the traffic volume of Jiujing Expressway has increased year by year, and the proportion of heavy-duty vehicles is large. In order to ensure the safety and smoothness of this expressway and give full play to the role of the economic corridor, Jiangxi Ganyue Expressway Co., Ltd. decided to carry out the whole-process technical transformation of Jiujing Expressway.

The competent leaders of Jiangxi Province put forward the quality target of "no minor repairs in three years, no intermediate repairs in five years and no major repairs in ten years" for the technical transformation project of Jiujing Expressway. In order to achieve this goal, Beijing TeStar Technology Co., Ltd., which undertakes the construction of B 1 and B 1- 1, adopts self-developed advanced equipment such as modular bridge synchronous jacking, laser measurement and test, digital displacement control system, and integrates synchronous hydraulic jacking system, computer PLC signal processing system, displacement monitoring and bridge structure analysis system, and develops a set of technologies on the integrated system.