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  What are various technologies to map subsurface infrastructure?

    I hear a lot that, often the existing maps for underground infrastructure are not precise, therefore before any underground work, it may be a good practice to do own investigation. I stumbled upon this article about mapping subsurface article. It is a bit infotorial but still I found it...

  Tags: tunnel technologies, underground mapping technologies

  1431 days ago

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  German company enlarges the tunnels while keeping it operational for trains

    The 150-year old Kuckuckslay-Tunnel in Germany (between Trier-Ehrang and Kordel) is being enlarged. What is special? It allows tunnel be used continuously during the enlargement process. Deutsche Bahn gets the tunnel diameter enlarged by 1.20 meters and track spacing from 3.50 meters to...

  Tags: tunnel technologies

  1395 days ago

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  China Tunnel Technology: Research on Dynamic Response of Shallow Buried Tunnel Lining Constructed by Drilling and Blasting Method

  Research on Dynamic Response of Shallow Buried Tunnel Lining Constructed by Drilling and Blasting Method Bo Wu,1,2 Yaozhong Cui ,1 Guowang Meng ,1,3 Shixiang Xu ,1 Chengming Xia,4 Yicai Li,5 and Yao Zhang 5 1 College of Civil Engineering and Architecture, Guangxi University, Nanning, Guangx...

  Tags: China, Tunnel Technology, Tunnel Technologies

  680 days ago