| 摘要 |
PROBLEM TO BE SOLVED: To provide a concrete member cutting device which cuts a concrete member while holding a concrete core to be cut.SOLUTION: A concrete member cutting device 10 includes: a core cutter 12 which cuts a concrete member; driving parts 14, 66, 72 which rotate the core cutter 12; lifting means 64 which moves up and down the core cutter 12; a support rod 18 which is supported above the driving parts 14, 66, 72 so as to vertically move, the support rod 18 including a lower end part inserted into the core cutter 12; and holding means 24 which is provided at the support rod 18, inserted into a bore hole 38 formed at the concrete member 22, and holds the concrete member 22 to be cut by the core cutter 12. |
