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肇庆大桥是横跨肇庆市西江下游河段的一座特大桥,设计等级为公路一级,全长2529m,桥宽22m,双向4车道。主桥上部结构为86m+4×136m+86m=716m 六孔预应力大悬臂连续箱梁;下部结构为薄壁空心墩、φ300cm/φ270cm 变截面大直径桩基础。北引桥Ⅱ为5×40m+2×(6×
Zhaoqing Bridge is a large bridge across the lower reaches of the Xijiang River in Zhaoqing City. The design grade is a highway with a total length of 2529m, a bridge width of 22m and two-way 4 lanes. The upper structure of the main bridge is a six-hole prestressed large cantilever continuous box girder of 86m + 4 × 136m + 86m = 716m; the lower structure is a thin-walled hollow pier with a φ300cm / φ270cm variable-diameter large-diameter pile foundation. North Approach Ⅱ is 5 × 40m + 2 × (6 ×