预应力孔道灌浆堵塞和不密实的原因及排除  

On reasons for prestressed channel grouting blockage and less dense and their elimination

作　　者：秦志斌 

机构地区：[1]中铁十七局一公司

出　　处：《山西建筑》2010年第19期295-296,共2页Shanxi Architecture

摘　　要：针对后张法预应力孔道灌浆过程中孔道堵塞和不密实的原因进行了分析,从规范施工人员的操作和严格控制压浆质量两方面阐述了对于悬灌梁后张法预应力孔道灌浆堵塞和不密实的防治措施,以确保压浆饱满密实,保证结构物安全。Aiming at the construction of the prestressed channel grouting process with post-tension method,the paper analyzes the reason for the blockage and less dense,illustrates the prevention measures for the blockage of the prestressed channel grouting with cantilevered concreting girder and less dense,from regulating the personnel＇s operation and controlling the grouting quality.

关 键 词：悬臂梁 后张法预应力孔道灌浆 质量控制 防治措施 

分 类 号：TU757.14[建筑科学—建筑技术科学]