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一、概况南昌大桥位于江西省南昌市。是继八一大桥,赣江铁路、公路两用桥之后,在市区范围内,跨越赣江的第三座大桥。该桥是国家“七五”计划江西重点建设项目。全桥分东、西引道,东、西引桥和主桥五个基本组成部分,全长8.98公里。设计标准:汽车—超20级,验算荷载:挂车—120,人群350kg/m~2,桥面行车道净宽21m,设计洪水频率1/100,三级通航标准。
I. Overview Nanchang Bridge is located in Nanchang City, Jiangxi Province. It is the third bridge spanning the Ganjiang River in the urban area after the Bayi Bridge, the Ganjiang River Railway and the Highway Dual-purpose Bridge. The bridge is the national “seven five” plan Jiangxi key construction projects. The whole bridge points East, West Road, East, West cited the main bridge and the five basic components, a total length of 8.98 km. Design standards: Automotive - super 20, checking load: trailer -120, the crowd 350kg / m ~ 2, bridge width of 21m, design flood frequency 1/100, three navigation standards.