| 摘要 |
PROBLEM TO BE SOLVED: To provide an installation method and a removal method for earth retaining core material that can easily and securely remove an upper part of an earth retaining steel material.SOLUTION: A steel cylinder 2 is used which has an inner diameter larger than an outer diameter of a core material 1 of an underground wall. A lower part of the steel cylinder 2 is placed on an upper part of the core material 1 and united. The united body is inserted into a soil cement column 3 in the ground. |
