| 摘要 |
PROBLEM TO BE SOLVED: To provide a cut-off structure and a cut-off method for a sheet pile joint part, which can reliably bring a section between sheet piles into a cut-off state.SOLUTION: A cut-off structure for a sheet pile joint part 12 in a location, in which steel sheet piles 10 are connected together, includes: a bolt 20 that pushes a hook-shaped part 2a of a joint 2 of the other steel sheet pile 10, inserted between a hook-shaped part 1a of a joint 1 of the one steel sheet pile 10 and a sheet pile body 3, toward the hook-shaped part 1a of the first joint 1; a sealed space R that is formed in such a manner that the bolt 20 makes the hook-shaped part 2a of the second joint 2 abut on the hook-shaped part 1a of the first joint 1 and the sheet pile body 3; and a cut-off material 5 that is infilled into the sealed space R. |
