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In this paper, combined with the construction of a highway bridge across the railway Beijing-Guangzhou, discusses how to check the process of the construction with bridge girder erection machine. The contents of the bridge construction which need to be calculated are checked according to the characteristics of the structure and construction machine, and the stress state of the structure in construction is gotten, which can provide the theory support for the girder construction.

The Research on Force Condition Checking Calculation of the girder in Construction with Bridge Girder Erection Machine