A 700-foot-long tunnel boring machine named Mary is being assembled in Washington, D.C., to dig a 5.5-mile stormwater and ...
DC Water took a major step Tuesday in the Potomac River Tunnel Project, lowering the cutterhead for ‘Mary,’ the tunnel boring ...
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Norway is digging the world’s deepest road tunnel, 400 meters under the sea
Norway is currently constructing Rogfast, a record-breaking undersea road tunnel that, once completed, will stretch 27 ...
Work to start digging a new Hudson Tunnel is set to begin this spring as two tunnel boring machines custom-built for the project are on their way to New Jersey. The new rail tunnel, called the Gateway ...
BOSTON — The Big Dig highway tunnels under downtown Boston are structurally sound and safe despite recent leaks, the Federal Highway Administration said Monday. The agency launched the investigation ...
National Briefing: New England: Massachusetts: Big Dig Leaks Found Water continues to leak steadily into a Boston Big Dig tunnel, an independent analysis shows, despite claims by officials of the ...
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