drill

A 1,500-ton tunnel boring machine is already traveling to Madrid to drill the new Line 11

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“Notify when you leave and when you arrive” Mayrit has already done the first. The second will be in more or less a month when all the pieces are already on Spanish soil. Mayrit is not the youngest son of a family. Mayrit has many fathers and mothers. Many. Those necessary to give life to … Read more

a record submarine tunnel with the largest diameter in the world and a colossal machine to drill it

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In the city of Jinan, just over four and a half hours by Beijing’s car, China Railway 14th Bureau Group It is leading the construction of the higher diameter submarine tunnel. When the work is finished, residents and visitors of The capital of Shandong They will be able to move from one side of the … Read more

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