| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an operational construction method using a goliath crane which does not require the pickup and hoisting, transferring or erection work of heavy goods for construction by the use of a mobile crane, does not require traffic regulation or the like for installation work and for the carry-in or pickup of an erection object, furthermore, does not need to secure a crane boom turning area upon the work and does not require turning at a narrow place. <P>SOLUTION: A pair of traveling paths 6 capable of traveling in the longitudinal direction are laid on a place where the pair of travelling paths having different width and/or height are formed and a goliath crane 5 is disposed on the traveling paths. The goliath crane includes a crane table 10 which is constituted of a main beam 8 and connection beams 9 capable of coping with changes of widths or heights of the traveling paths, and a pair of legs connected to the crane table. Thereby, the goliath crane is lowered to pick up a predetermined member, after the pickup, the goliath crane is moved on the traveling paths having different widths and/or heights, and after movement to a predetermined installation place, a predetermined object is lowered and can be installed. <P>COPYRIGHT: (C)2013,JPO&INPIT |
