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港珠澳大桥海底沉管隧道工程首次对接

来源: 火车网 时间:2013-06-25 18:24:28 火车票预订
  6月16日至17日,经过中国交通建设股份有限公司岛隧工程项目部的精密筹备,港珠澳大桥工程顺利完成第二节沉管(E2管节)的海上浮运、沉放和对接,实现了E2管节与E1管节的海底对接。

  E2管节长112.5米,宽37.95米,高11.4米,吃水深度约为11.1米,总重量达4.4万吨,总排水量为4.7万吨,其体量与E1管节相当。6月16日12时,E2管节通过坞内带缆,顺利通过深坞坞口,进入伶仃洋外海等待区;17日13时,在安装船的提带和4个安装缆的共同作用下,E2管节克服了现场复杂多变的洋流,艰难完成了姿态调整,最终与E1管节完美对接。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                

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