PC箱梁桥腹板竖向预应力张拉质量监控  

On exploration and practice of tension quality monitor of vertical prestress in PC box girder's bridge web

作　　者：明鸿桢[1] 杨滔[1] 

机构地区：[1]湖南科技大学土木工程学院

出　　处：《山西建筑》2010年第10期298-299,共2页Shanxi Architecture

摘　　要：对目前PC箱梁桥腹板竖向预应力张拉质量问题进行了综合分析,论述了现有的各种相应控制方法的效果,提出了有效竖向预应力检测方法对张拉质量控制的意义,研究表明采用实用的检测技术进行竖向预应力施工监控能有效解决施工问题中最根本的失效问题。The paper has the comprehensive analysis of the tension quality of vertical prestress in PC box girder＇s bridge web,indicates the effect of all kinds of the relative controlling methods,points out the significance of the effective vertical prestress monitoring methods on the tension quality control,and it is illustrated by the research that the adoption of the applied monitoring technology to have the vertical prestressed construction monitoring can solve the essential failure problems in the construction.

关 键 词：箱梁 竖向预应力 张拉质量 监控 检测方法 

分 类 号：U448.213[建筑科学—桥梁与隧道工程]