论文部分内容阅读
成灌客运专线的都江堰高架特大桥、聚源特大桥中的现浇梁设计为C55高性能混凝土,一次最大浇筑体积为1438m3,本文结合该现浇梁混凝土配合比设计及施工情况,阐述了C55泵送高性能混凝土的配合比设计、原材料选用的基本要求和施工中应注意的问题。
The design of C55 high-performance concrete and the maximum pouring volume of 1438m3 for Dujiangyan Viaduct in Juyuan Passenger Dedicated Railway are described in this paper. Based on the mix design and construction of the cast-in-situ concrete, Pumping high-performance concrete mix design, the basic requirements of raw materials selection and construction should pay attention to the problem.