以徐州火车站钢结构体系为例，研究了无站台柱雨棚张弦桁架施工技术，主要包括计算模型、材料选择以及在结构计算中的荷载取值，阐述了在进行非线性分析时张弦桁架控制索力的取值原则，为今后预应力钢结构工程提供了一定指导。%Taking the steel structure system at Xuzhou Railway Station as the example, the study researches the construction technique for the nostation pole canopy truss string structure, including the calculation model, the material selection, the loading valuation of the structural calculation, and illustrates the valuation principle fur the sling force of the truss string structure in the non-linear analysis, so as to provide the direction for the future presterssed steel structure projects.
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