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News Feed

Bertha resumes digging after governor's suspension lifted


After a two month suspension, the tunnel-boring machine Bertha received conditional permission to resume tunneling operations on the waterfront ...

Wehrhahn tram tunnel opens in Düsseldorf


Construction started in November 2008 and used one Herrenknecht tunnel boring machine named Tuborine to excavate two 8·3 m diameter twin ...

BART To San Jose Project Goes Underground With $4.7B Tunnel


The tunnel will be dug by a TBM – a giant tunnel boring machine about 21 feet tall, with a cylindrical cutter head that drills into dirt and solid rock.

How Ottawa's LRT compares across Canada


Ottawa's tunnel boring machines are affectionately known as Jawbreaker, Crocodile Rouge and Chewrocka, and they're chugging away in the ...

Relieving city centre congestion


The Melbourne Metro Rail project to build a new 9km suburban rail tunnel ... Construction of the twin-bore tunnels and five stations is structured as a ...

IRB Infra to sign concession agreement on Zozila Pass tunnel


The project also involves construction of tunnel with a length of 14.08 km and approach road of 10.8 km with three vertical ventilation shafts, snow ...

Construction of 5-mile, $319 million drainage tunnel to begin in East Dallas this spring


So, too, are those about to live with the tunnel's construction: Council members Tiffinni Young and Adam Medrano, whose districts will be heavily ...

Another day in Seattle and another tunnel is bored


That means Swizy, the boring machine, will be tunneling underneath the ... While one Seattle tunneling project has provided the city with a series of ...

Doha Metro tunnelling reaches 77% completion


A Doha Metro tunnel boring machine “breaks through” and reaches the Doha Exhibition and Conference Center station site. (Image Doha News).

Bidders seek more time for Chennai metro tunnel work


They say the December floods damaged the tunnel boring machines and other equipment left behind by the previous contractor. The Russian ...

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