This dissertation presents a novel exploration of molecularly engineered tunneling devices, focusing on the tunneling current mechanisms in applications spanning chemical sensing and photovoltaic ...

WILLMAR -- The city will save $50,000 and reduce the risk of failure by letting a contractor use a different tunneling method at five locations along the interceptor sewer line. The line is being ...

SAN FRANCISCO--(BUSINESS WIRE)--Petra, the first robotics company capable of undergrounding critical utilities through hard geologies, today announced the successful completion of a 20-foot ...

An independent study has confirmed that the single bore tunnel method is feasible for the BART (Bay Area Rapid Transit) Silicon Valley Phase II project, according to Santa Clara Valley Transportation ...

In Zhengzhou, central China's Henan Province, an advanced tunneling boring machine (TBM) rolled off a production line this week, ready to be deployed for the construction of an underwater branch of ...