Flooding is a major ground risk in tunnel construction, as unexpected water ingress can destabilise excavation, delay progress, and endanger safety. Thorough ground investigation is essential to identify groundwater levels and potential water-bearing zones, allowing engineers to plan effective water control measures and reduce the risk of flooding. Probing ahead of the tunnel face is also a reliable method to detect potential water before excavation, enabling timely adjustments to tunnelling met

Shenzhen Metro Construction Company Co., Ltd. issued an official statement on Wednesday, confirming a woman and her filming team had entered an under-construction metro tunnel without authorization, and parties involved have been given corresponding punishment. https://www.globaltimes.cn/page/202512/1351398.shtml | Global Times

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10K views · 104 reactions | Most epic view coming out of a tunnel ever! #colorado #tunnel #waitforit | Trucker O.G. | Facebook