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一、概况广州人民路高架路北起人民北路的广东画院,南至人民南路,经西堤二马路与六二三路高架路相接,组成“人民路、六二三路高架路系统”。整个工程由广州市政工程设计研究院设计,由我局和广州市政工程总公司等五个单位分段承建施工。我局承建的人民路高架路地段,从人民中路广州美术社起至人民南路大德路口,主干道长834m,桥面宽11m;桥跨长18～20m,共42跨、43个桥墩;匝道长449m。上部结构采用两根箱梁预制安装,形成单箱三室箱梁,梁上两侧悬飘2.5m大翼板;下部结构采用独柱薄壁式柔性墩,墩基础采用直径1～1.5m、桩长15～25m的单孔或多孔钻孔桩支承。
I. Overview Guangzhou Renmin Road Viaduct Road North Renmin Road, North of the Guangdong Academy of paintings, South to South Renmin Road, by the West Bank Erma Road and 623 Road, Viaduct Road, the formation of “People’s Road, 623 Road Elevated Road System.” The whole project was designed by the Guangzhou Municipal Engineering Design and Research Institute, and the five units of the Bureau and Guangzhou Municipal Engineering Corporation were subdivided for construction. The Renmin Road elevated road section built by the Bureau is from the Guangzhou Art Base at Renmin Middle Road to the Dade intersection at Renmin South Road. The main road is 834m long and the bridge surface is 11m wide. The bridge spans 18 to 20m, with 42 spans and 43 bridge piers. 449m. The upper structure is prefabricated with two box girders to form a single box three-cell box girder with 2.5m large flaps suspended on both sides of the girder; the lower structure adopts a single-column thin-walled flexible pier, and the pier base adopts a diameter of 1-1.5m and piles. Single hole or porous bored pile supports 15 to 25m long.