The bored cast in place concrete piles embedded in rock were used in the main structure. The post grouting prestressed pipe piles adopted in the design were the f...
航站楼的主体结构采用嵌岩冲孔桩，设计中采用的后压浆预应力管桩是首次在岩溶地区应用。
Test results show that composite foundation scheme of the post grouting CFG pile satisfies requirements of design, which proves that this scheme has good economic benefit.
检测结果表明，该后压浆CFG桩复合地基满足设计要求，具有良好的经济效益。
Problem on the bearing capacity of cast-in-place pile influenced by the deposit at pile end and the mud hanged on pile shaft can be solved by the technique with the post grouting.
灌注桩后压浆技术解决了桩底沉淤和桩身泥皮影响灌注桩承载力的问题，使桩底、桩侧土得到了加固，从而大幅度提高了灌注桩的承载力，降低了桩的沉降量。
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