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高明大桥扩建工程主桥在预应力工程施工前,在配制高性能灌浆材料的基础上,通过两种灌浆工艺试验,对孔道灌浆的饱满度和密实度进行了研究,指出孔道灌浆的关键技术在于高性能水泥浆体的配置技术。
Based on the preparation of high-performance grouting material before the construction of prestressing project, the main bridge of the extension project of Gaoming Bridge is studied by two kinds of grouting technology tests. The key technologies of grouting in the channel are pointed out as follows: High-performance cement paste configuration technology.