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Construction element for creating a tunnel, tunnel comprising such an element and methods for constructing such an element and such a tunnel
Construction element for creating a tunnel, tunnel comprising such an element and methods for constructing such an element and such a tunnel
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机译:用于创建隧道的构造元素,包括这种元素的隧道以及用于构造这种元素和隧道的方法
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摘要
Construction element for creating a tunnel, including a first incompressible layer of concrete and a second compressible layer securely fastened to the first layer to form a monoblock prefabricated construction element configured to be integrated in a section of the tunnel during creation of the tunnel, the second layer including a plurality of devices each having a solid body integrating an empty space.
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