【摘要】 根据京杭运河特大桥的设计特点 ,钢管提篮拱架设采用了竖向转体施工方案 .采用SAP程序对该大桥转体施工进行计算 ,分析了转体过程中的索力、静力强度及稳定性 ,得到转体过程中各索索力的变化曲线 ,为转体施工控制提供理论参考依据更多还原

【Abstract】 According to the design feature erection of steel tubule arch by swing method is adopted. The paper uses program SAP to analyses the force of cable, static strength and stability in erection by swing method and gets relative curve between the force of cable and angle in erection to provide with theoretical reference for construction.更多还原