| 摘要 |
PROBLEM TO BE SOLVED: To provide a bridge rebuilding method quickly carrying out a rebuilding of a bridge and shortening a bridge rebuilding period to control a social loss and an economical loss to the minimum. SOLUTION: In the bridge rebuilding method for rebuilding the existing bridge 1a constructed on a bridge installation position 80 into a new bridge 1b, and after making the new bridge 1b wait on a new bridge temporary installation position 83 installed in parallel with the bridge installation position 80, the existing bridge 1a is moved and, at the same time, the new bridge 1b is moved to the bridge installation position 80. COPYRIGHT: (C)2004,JPO
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