In order to survey the structural behavior and the safety during the construction, stress measurements of the tied beam and spatial analysis of the structure are carried out.
阐述了该桥的预应力施工技术，分析了桥梁在施工各阶段的受力特征，并结合系梁的实测应力，对施工过程中的结构安全性进行了评价。
So analysis and study of structure reliability during construction period must be emphasized.
因此必须重视施工期桥梁结构的可靠性分析与研究。
The analysis results show that the vertical stress spatial characteristic of the pylon structure is obvious, and the stress varying during the construction is complex.
分析结果表明索塔结构的竖向应力空间特性明显，施工过程中应力变化复杂。
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