Constructing method of cable-stayed bridge and temporary cable therefor
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United States of America Patent
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Jan 14, 2014
Grant Date -
Aug 30, 2012
app pub date -
Nov 4, 2010
filing date -
Nov 6, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a method for constructing a cable-stayed bridge with a tensionless stay cable, including the steps for: constructing a main tower 100, continuously installing a suspension cable 200 over a main span and a side span, installing a plurality of hangers 210 on the suspension cable 200, arranging an anchorage cable 220 in a longitudinal direction by connecting the anchorage cable 220 to a lower end of the hanger 210, installing a stay cable 110 in sequence, constructing a girder by connecting a segment 300 constituting the girder to each of the stay cables 110 in sequence, and connecting the segments 300 one another in a longitudinal direction, and removing the suspension cable 200, the hanger, and the anchorage cable 220.
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