摘要
巢湖大桥是巢湖市外环路跨越巢湖湖口的一座特大桥,道路等级为城市主干路,全桥布置为一座主跨460 m的双塔双索面组合梁协作体系斜拉桥,全长1 122 m。桥塔为"人"字形布置,有索区主梁为双工字型断面,桥宽34.5 m,无索区为双小边箱断面,桥宽32.5 m。桥位处于三线船闸引航道区域,航道条件复杂。介绍了大桥的总体设计构思、结构设计和主要技术特点内容。
Chaohu Bridge is a super large bridge crossing the outlet of Chaohu Lake in Outer Ring Road of Chaohu City. The road is classified as an urban trunk road. The whole bridge is arranged as a double-pylon double-plane composite beam cooperative system cable-stayed bridge with a main span of460 m. The total length of the bridge is 1 122 m. The bridge pylon is arranged in the shape of "herringbone". The main beam in the cable area is of double I-shaped section with a bridge width of34.5 m. The non-cable area is a double small side-box section with a bridge width of 32.5 m. The bridge is located in the approach channel area of three-line lock. The channel conditions are complex. The overall design concept, structural design and main technical characteristics of the bridge are introduced.
出处
《城市道桥与防洪》
2020年第7期77-80,98,M0009,共6页
Urban Roads Bridges & Flood Control
关键词
斜拉桥
组合梁
“人”字形桥塔
双工字型组合梁
焊接
cable-stayed bridge
composite beam
"herringbone"bridge pylon
double I-shaped composite beam
welding
