| 摘要 |
The present invention relates to a construction method for extracting a pile and a construction support device for extracting a pile and, more specifically, to a construction method for extracting a pile and a construction support device for extracting a pile, wherein a process for extracting a pile used in case of excavation work is short and simple to improve construction ability, reduce a construction cost, and further, shorten a construction period. According to the present invention, the construction support device for extracting a pile comprises: a coating layer formed in the whole or at least one side of a circumference of the pile; a guide rail formed along a longitudinal direction in an inner side of a recessed groove portion which is formed in the pile; and an earth pressure support plate inserted into and installed in the guide rail. |
