| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a demolition method of slab construction timbering in a pile type pier construction with which timbering for slab constitution can be demolished inexpensively and safely by dismantling the timbering for slab construction without using a large crane barge. <P>SOLUTION: After timbering 23 for slab construction is installed while being supported by concrete beams 2, 2 ... which are confronted with each other in a pier body constructed beforehand and a slab 4 is constructed by on-site cast-in concrete, a temporary holder 30 is inserted through an insert hole 29 vertically passing through the slab 4, and a load of the timbering 23 for slab construction is charged by the temporary holder. Thereafter, supporting of the timbering for slab construction to the pier body is canceled, next, the temporary holder is hung by a crane 41 placed on the slab, and the temporary holder is moved down by canceling temporary holding at an upper surface side of the slab. Therefore, the timbering for slab construction is moved down to a desired height, the timbering for slab construction is demolished and carried out from under a pile type pier appropriately by carrying means. <P>COPYRIGHT: (C)2013,JPO&INPIT |
