| 摘要 |
PURPOSE: A method and an apparatus for fixing the head of a micro pile are provided to securely fix the head of a micro pile by integrating existing concrete with new concrete. CONSTITUTION: A method for fixing the head of a micro pile is as follows. A vertical core hole is formed in a concrete bottom plate. A perforated hole, connected to the core hole, is formed in the bottom ground of the concrete bottom plate. A horizontal hole is formed in the core hole in a radial direction. A micro pile is inserted into the core hole, and the bottom end of the micro pile is fixed to the bottom end of the perforated hole. A reinforcing bar is inserted into the horizontal hole. A fixing plate is installed on the top of the micro pile and is supported by the reinforcing bar. Cement mortar is injected into the core hole and the perforated hole.
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