| 摘要 |
PROBLEM TO BE SOLVED: To provide a removal method that can remove a concrete structure without carrying out horizontal cutting for separating the concrete structure from the ground. SOLUTION: Mounting holes 3 for setting hydraulic jacks 2 are bored in the concrete structure A to be removed, in the boundary position of a block to be divided and a block which receives reaction. The hydraulic jacks 2 are inserted and set in the mounting holes 3 and actuated to carry out vertical cutting and horizontal cutting of the concrete structure, and the cut blocks are removed.
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