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南浦大桥是上海市区第一座跨越黄浦江的大桥,建在南市区南码头,全长8346m,通航净高46m,建成后日通车能力为4.5～5万辆机动车。南浦大桥主桥为一跨过江的双塔双索面斜拉桥,全长846m,采用钢梁与钢筋混凝土板相结合的迭合梁结构,中孔跨径423m。主桥桥塔高154m,为折线H型钢筋混凝土结构。每座桥塔两侧各以22对钢索连结主梁,索面成扇形布置。塔座基础选用直径900mm、深达50余米的钢管桩群桩基础。主桥设六个机动车道,两侧各设2m宽的观光人行道,总宽度30.35m。引桥为预应力钢筋混凝土梁体和钢筋混凝土
Nanpu Bridge is the first bridge spanning the Huangpu River in the downtown area of Shanghai. It is built in the south pier of Nanshi District and has a total length of 8346m. Its navigable net height is 46m. After the completion of the project, it has an opening capacity of 4.5 to 50,000 vehicles. The main bridge of Nanpu Bridge is a double-tower double cable plane cable-stayed bridge spanning the river. It has a total length of 846m. It adopts a laminated beam structure with steel beams combined with reinforced concrete slabs, and the median hole spans 423m. The main bridge tower has a height of 154m and is a H-shaped reinforced concrete structure. Each pair of bridge towers has 22 pairs of steel cables connecting the main beams on both sides, and the cable planes are fan-shaped. The base of the tower is made of piled pile foundations with a diameter of 900mm and a depth of more than 50 meters. The main bridge has six motorized lanes with 2m wide sidewalks on each side and a total width of 30.35m. Approach bridges for prestressed reinforced concrete beams and reinforced concrete