之江大桥（钱塘江七桥）

之江大桥位于浙江省杭州市，为空间双索面拱形钢塔斜拉桥，主跨径246米，被誉为“钱塘之门”，是当时国内塔高最高、桥面最宽的拱形钢塔斜拉桥，钢塔吊装施工创新采用了液压门式提升系统。之江大桥荣获国家优质工程奖。

Zhijiang Bridge, located in Hangzhou City, Zhejiang Province, is a steel pylon cable-stayed bridge with spatial double-cable arch, with a main span of 246m, known as the "Gate of Qiantang River". It was an arch steel pylon cable-stayed bridge with the highest pylon and widest deck in China at that time. Hydraulic gate lifting system was innovatively adopted in the construction of the steel pylon hoisting. Zhijiang Bridge won the National Quality Engineering Award.