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11月16日,京沪高速铁路南京大胜关长江大桥工程工地,随着一阵鞭炮声,宇通重TYTR260旋挖钻机的钻头徐徐下入事先准备好的护筒中,开始打第三颗桩径2m、桩深81m的大桥主桥墩基础桩孔,施工协助人员各就各位,严阵以待。
November 16, Beijing-Shanghai high-speed railway Nanjing Dashengguan Yangtze River Bridge site works, with a burst of firecrackers, Yutong TYTR260 rotary drilling rig bit slowly into the prepared casing, began playing the third pile diameter 2m , The depth of 81m of the main bridge pier pier pile foundation, the construction assistance to you all, vigilant.