Uncertain factors in construction of continuous girder bridge such as side span joint scheme and different balanced cantilever construction speed are analyzed.

对施工中的不确定因素，诸如边跨合拢方案和不同桥墩悬浇进度不一致等进行了分析比较。

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From the point of internal force and deformation, the influence of girder joint scheme of side span on construction control is discussed.

从受力与变形角度讨论了边跨合龙方案对连续梁桥施工控制的影响。

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Along with the wider use of monolithic joint in the design of long span steel truss Bridges, the fatigue of weld details under traffic loads gradually attracted more attention of the architects.

随着整体节点正逐渐在大跨度钢桁架桥设计中被采用，在交通荷载作用下焊接局部的疲劳问题日益引起人们的重视。

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