And it is supported by the fulcrum of the pier, in the central portion in the width direction of the floor slab does not have an opening through in the vertical direction girder bridge and its construction method

摘要

PROBLEM TO BE SOLVED: To provide a bridge and a construction method of the bridge restraining divergent vibration within checking wind speed as a countermeasure for improving windproof stability in bridge construction before pavement is provided on a floor slab.;SOLUTION: A plurality of center barriers 3 composed of center wall bodies spaced along a bridge axis direction are provided at the upper face center part of the floor slab as a vibration control device during construction.;COPYRIGHT: (C)2010,JPO&INPIT