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Transportation
and Erection/Jacking Leg Elevation System
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The erection
of A truss (375m) weighing 15,600 ton and the portion
of B truss (50m) weighing 2,100ton was carried out using
a temporary road constructed on the shore. In general,
the bridge erection on the land is done by the member
erection method using crawler cranes. |
In the Bridge, the jacking leg elevation system
that could erect a span section(125m) at once was employed in
order to save construction time and achieve high quality. The
jacking leg elevation system constitutes of four jacking leg,
large steel pipe with the diameter of 2.4m and the height of
40m, and 12 Strand jack (three for each leg), capacity of 560t
per set. |
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해상 S/T공법 가설 개념도
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