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 ...
Is Seattle a poor place to tunnel? Conditions are decidedly mixed, but that’s hardly stopped us. Seattle has proven to be a hotbed for innovation and testing of tunneling technology over the last 110 ...
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 ...
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