摘要
针对高性能混凝土整体浇注的特点,主要介绍了郑西铁路客运专线无碴轨道后张法预应力简支箱梁预制施工中的混凝土灌注工艺、质量控制等技术,对取得的效果进行了总结。
In the light of the features of integral casting of high performance concrete, this paper introduces the concrete pouring technique and quality control technique in the prestressed simple-supported box girder with posttensioning method in ballastless track of Zhengxi Passenger Dedicated Line, and summarize the results obtained.
出处
《科技情报开发与经济》
2008年第24期219-220,共2页
Sci-Tech Information Development & Economy
关键词
客运专线
双线箱梁
高性能混凝土
施工技术
passenger dedicated line
double line box girder
high performance concrete
construction technique
