预应力盖梁张拉端裂缝成因分析及技术对策研究

摘要:

预应力盖梁结构在预应力张拉施工时其张拉端部出现开裂为较为常见的病害。该文分析了预应力盖梁端部裂缝的成因,提出了裂缝预防处理措施和设计的优化,其所得结论和建议对同类结构设计具有借鉴意义。

Abstract:

It is common for prestressed girder structures to crack at the tensile .In this paper, the causes of cracks at the end of prestressed girder are analyzed, the crack prevention and treatment measures and the optimization of design are put forward, and the conclusions and suggestions are of reference significance to similar structural design.