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参与港珠澳大桥岛隧项目建设的人们这样评价自己正在从事的工程:这是一个3000人手牵手在海上“走钢丝”的工程,难题和风险就像大海的浪头层出不穷,躲闪不及就有可能跌倒在水中。这是一个“超级工程”:项目要在软土地基上建设长6.7公里、基槽开挖深度达50米、沉放水深达45米的海底沉管隧道,这是我国建设的第一条外海沉管隧道,也是目前世界上最长的公路沉管隧道和唯一的深埋沉管隧道。对此,国际上没有成熟经验,国
People involved in the construction of the Hong Kong-Zhuhai-Zhuhai-Zhuhai Bridges Project said they are engaged in the project: This is a 3,000 people holding hands at sea “Tightrope” project, the problems and risks are like the endless waves of the sea, it is possible to dodge Fall in the water. This is a “super engineering”: the project to build 6.7 km long soft soil foundation, basal groove excavation depth of 50 meters, sinking water depth of 45 meters undersea tube tunnel, which is China’s construction of the first It is also the longest road immersed tunnel in the world and the only deep immersed tunnel. In this regard, there is no mature international experience