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A platform for research: civil engineering, architecture and urbanism
Compaction grouting combined small-diameter steel pipe pile foundation reinforcement construction method
The invention discloses a compaction grouting combined small-diameter steel pipe pile foundation reinforcement construction method. The method comprises the steps of construction preparation, core drilling and hole opening, hole sealing and fixing, hole washing, steel pipe pile construction, grouting, hole expanding and pile sealing and the like. According to the method, the space requirement is small, construction is carried out in a basement floor with a height of 4 m, mechanical movement is convenient, and accurate positioning can be achieved.
本发明公开了一种压密注浆联合小直径钢管桩地基加固施工方法，包括施工准备、钻芯开孔、封孔固定、洗孔、施工钢管桩、注浆、扩孔封桩等步骤。本发明空间需求小，在4米高地下室楼层内进行施工，机械移动方便，并且能够准确定位。
Compaction grouting combined small-diameter steel pipe pile foundation reinforcement construction method
The invention discloses a compaction grouting combined small-diameter steel pipe pile foundation reinforcement construction method. The method comprises the steps of construction preparation, core drilling and hole opening, hole sealing and fixing, hole washing, steel pipe pile construction, grouting, hole expanding and pile sealing and the like. According to the method, the space requirement is small, construction is carried out in a basement floor with a height of 4 m, mechanical movement is convenient, and accurate positioning can be achieved.
本发明公开了一种压密注浆联合小直径钢管桩地基加固施工方法，包括施工准备、钻芯开孔、封孔固定、洗孔、施工钢管桩、注浆、扩孔封桩等步骤。本发明空间需求小，在4米高地下室楼层内进行施工，机械移动方便，并且能够准确定位。
Compaction grouting combined small-diameter steel pipe pile foundation reinforcement construction method
压密注浆联合小直径钢管桩地基加固施工方法
SHENG CHUNZHONG (author) / YAN LI (author) / YANG BO (author) / HUANG LEI (author) / GU HAOBIN (author)
2020-10-30
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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