MAIN PILOT GIRDER, MAIN GIRDER STRUCTURE FOR ERECTION OF BOX GIRDER BRIDGE AND ERECTION METHOD OF THE BOX GIRDER BRIDGE

摘要

PROBLEM TO BE SOLVED: To provide a main pilot girder capable of reducing construction expenses and shortening a construction period of time. SOLUTION: The corrugated steel plate web main pilot girder 4 comprises a pair of corrugated steel plate web materials 5 and 5 arranged so as to extend it in the direction of a bridge axis at a regular interval in the direction of the width, a steel-made web connecting material 6 connecting the corrugated steel plate web materials 5 and 5 and a pair of PC beams 7 and 7 as lower chords provided to the lower end sections of the corrugated steel plate web materials 5. COPYRIGHT: (C)2006,JPO&NCIPI