The paper explores critical 40 m prestressed T-beam construction technologies from aspects of abutment stress analysis,template instal-lation,steel binding and prestressed tension,puts forward corresponding quality control measures,and finally points out that:it is a must for strictly controlling quality so as to guarantee T-beam concrete construction quality.%从台座受力分析、模板制作安装、钢筋绑扎、预应力张拉等方面探讨了40 m预应力T梁施工的关键技术,并提出了相应的质量控制措施,指出只有严把质量关,才能使T梁混凝土施工质量得以保障。
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