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三峡库区秭归县卡子湾大桥为预应力混凝土斜拉式桁架连续刚构桥,跨径为79.45 m+140 m+79.45 m,桥梁全长344.3 m,采用悬臂拼装法施工。介绍该桥的总体布置、结构设计、施工及施工监控的要点。
The Qizigwan Bridge in the Three Gorges Reservoir Area is a prestressed concrete cable stayed truss continuous rigid frame bridge with a span of 79.45 m + 140 m + 79.45 m and a total length of 344.3 m, which is constructed by cantilever assembly. Describe the overall layout of the bridge, structural design, construction and construction monitoring points.