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文章通过对“现浇后张预应力箱梁桥”要点分析,特别是预应力张拉过程中出现断丝、滑丝的情况及处理措施;施加预应力的控制范围及注意要点做了详细的阐述,对以后同类工程的施工和操作有很好的参考价值。
Through the analysis of key points of cast-in-situ post-tensioned prestressed box girder bridge, especially in the process of prestressed tensioning, the situation of wire breakage and slippery wire and the treatment measures are taken. The control scope of prestressed force and key point Detailed description of the construction and operation of similar projects have a good reference value.