客运专线箱梁高性能混凝土施工技术

Construction technology of HPC of prestressed concrete box beam for passenger dedicated railway

结合高性能混凝土和聚羧酸外加剂的应用技术,介绍客运专线预应力箱梁高性能混凝土的原材料选择、配合比设计、泵送及灌筑工艺,提出了各环节的关键技术与控制方法。

Combined the application technology of HPC and PCA, this article introduces the Raw material selection,the mixture ratio design method,the pumping and Pouting technology of HPC of Prestressed Concrete Box Beam for Passenger Dedicated Railway, and Proposes the key technologies and control methods in various links of concrete construction.