The Silkyara tunnel project, which encountered 21 cavities since July 2018, experienced a cave-in that trapped 41 workers. The primary tunnel linings collapsed unexpectedly, despite no visual or ...
The construction of the upstream tunnel crossing the Yellow River is a key challenge for the central route of the South-to-North Water Diversion Project. The South-to-North Water Diversion is the ...
Finland-based private company Geobear has revealed that it has completed major stabilisation and water-sealing works on Blackheath Tunnel in south east London.
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