郑西客运专线箱梁预制高性能混凝土灌注施工

High-performance concrete casting construction of the box girder prefabrication of Zheng-Xi passenger dedicated line

针对采用的高性能混凝土以及梁体的特点,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,对所采取的一系列技术措施进行了总结,取得了良好的效果。

According to the features of high-performance concrete and girders, it mainly introduces the concrete casting technique and quality control technology in posst-tensioned prestressecl concrete simple beam prefabricating construction of the ballastless track in Zheng-Xi passenger dedicated line, and summarizes a series of technical measures that are taken which achieves good result.