Fixings in Tunnels: Safety and maintenance considerations
In the last few years, the construction industry has been increasingly faced with a demand for expertise in the design…
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Corridor Connections
How many years from now could a person living in Washington, D.C., see a play or have dinner in New…
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Tunnel construction impacts on utility pipelines
SynopsisAn important consideration when planning and carrying out tunnelling works in urban areas is the impact that those works may…
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A peach of a pit
Atlanta’s water supply program isn’t just a massive effort towards long-term water storage for the sprawling city’s 1.2 million customers.…
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Recognising the bentonite machine
“There can be no doubt that a major revolution in the worldwide tunnelling industry was triggered by John Bartlett’s invention…
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In sync
A digital clock flicks to 8:00 at the front of a coach parked just outside of Oslo’s Central Station and…
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Underground electrification
E electrification is the future, if underground machinery is to operate with zero emissions and without noise and vibrations. The…
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Flood control
A stormwater diversion tunnel is nearly ready to face the rainy season in Genoa, Italy. After a disastrous flood in…
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Tube banks on overhead crane
London’s underground railway is the world’s oldest. Developed out of a series of private railway lines, it for decades lacked…
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Sequential excavation method tunnelling
SEM and NATMUnofficially and somewhat inaccurately, SEM is also known as the New Austrian Tunnelling Method (NATM). Many tunnelling professionals…