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宁波绕城高速公路东段甬江大桥为468 m跨径双菱形联塔四索面斜拉桥,采用半漂浮体系,其索塔高141.5 m,结构新颖,施工难度较大,主要介绍该桥索塔施工技术。
The Yongjiang Bridge in the east section of Ningbo Ring Expressway is a 468 m span double-lobe lined four-cable-stayed cable-stayed bridge with semi-floating system. Its pylon is 141.5 m high, with novel structure and large construction difficulty. The bridge is mainly introduced Tower construction technology.