Corrugated steel plate bridge bridge erection device and erection method of corrugated steel web Bridge

摘要

PROBLEM TO BE SOLVED: To provide a corrugated steel plate web bridge erection device, easy in carrying in a corrugated steel plate web, shortening a construction period, reducing construction cost, and reducing weight in the corrugated steel plate web bridge erection device; and a corrugated steel plate web bridge erection method using such a corrugated steel plate web bridge erection device.;SOLUTION: This corrugated steel plate web bridge erection device 100 has a pair of girders 110 having the length equivalent to the continuously connecting length of the corrugated steel plate web 4 and wider in an mutual interval than the right-left corrugated steel plate webs 200, a front crossbeam 121, an intermediate crossbeam 122 and a rear crossbeam 123 for supporting this pair of girders 110, a front leg 1211, an intermediate leg 1221 and a rear leg 1231 for respectively supporting these crossbeams 121, 122 and 123, and has a slidable suspension scaffold 131 capable of overhanging forward from the front crossbeam 121, and has a work scaffold 132 suspended from the intermediate crossbeam 122 and the rear crossbeam 123, and has a portal crane 140 for traveling on the girders 110 for longitudinally advancing.;COPYRIGHT: (C)2009,JPO&INPIT