A tunnel-boring machine stalled beneath China’s Yangtze River while excavating a highway tunnel, forcing engineers to complete an unprecedented mid-river docking operation over two years.
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China turns a buried $50M tunnel failure into a precision-engineering win
Deep under the Yangtze River, a stranded tunnel boring machine that looked like a sunk cost has instead become a showcase of ...
The twin tunnels that carry Hiawatha Line trains to and from Minneapolis-St. Paul International Airport are an engineering wonder, and the awards prove it. In 2005 Bloomington-based HNTB Corp., the ...
Penn Hyperloop, a student team focused on developing reusable tunnel-boring machines, became officially affiliated with the University following a year of negotiations. Since its inception last year, ...
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