| 摘要 |
PROBLEM TO BE SOLVED: To provide a disassembling method for disassembling a large-sized towery structure without using a large crane.SOLUTION: A disassembling method of a boiler 1 includes a process of hanging down a boiler body 5 of cutting a lower part by operating a strand jack for a heavy cargo, by hanging down the boiler body 5 by the strand jack for the heavy cargo, by executing extension work of a traveling rail 12a, installation work of a jack receiving beam to between upper beams 3 of a building column 6 and installation work of the strand jack for the heavy cargo to the jack receiving beam, by a small crane 7 for moving along the traveling rail 12a, by placing on the traveling rail 12a by hanging up the small crane 7 by a strand jack 11 for a lightweight cargo, by fixing between a boiler 1 and a work column 6 by hanging up the traveling rail 12a of the small crane 7 by the strand jack 11 foir the lightweight cargo, by oppositely installing the strand jack 11 for the lightweight cargo in an upper part of the boiler 1 on the work column 6 side and an upper part of the work column 6. |
