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介绍秦沈客运专线 16m四片式后张法预应力混凝土简支T梁结构特点 ,指出了现场预制及运架技术难题 ,重点阐述预制施工中一次性整体灌筑混凝土、预应力张拉及T梁运架施工等关键技术
This paper introduces the structural characteristics of 16m four post-tensioned prestressed concrete simply supported T-beams with Qinhuangdao-Shenyang Passenger Dedicated Line and points out the technical problems of on-site prefabrication and transportation. The emphases are put on the construction of prefabricated single- Liang Yun-construction and other key technologies