港珠澳大桥

　　港珠澳大桥是世界最长跨海大桥，被誉为世界桥梁届的“珠穆朗玛峰”，设计寿命120年。中交二公局承建的青州航道桥主跨径458米，是港珠澳大桥主跨径最大、主塔最高、桩基最长、施工区域离岸最远的通航孔桥，其“中国结”吊装精度达到2毫米。
　　Known as the Everest of the bridge industry, Hongkong-Zhuhai-MacaoBridge is the longest sea-crossing bridge in the world. It has a design life of120 years. With the main span of 458m, Qingzhou Channel Bridge undertaken by CCCCSecond Highway Engineering, is a navigable span with the largest main span, thehighest main pylon, the longest pile foundation and the farthest distance fromshore in construction area. Its hoisting accuracy of the section in a shape of"China Knot" reaches 2mm.