Latest from Tunnels and Tunnelling
Learning curve
Mehdi Hosseini, now at LBA, and Hamid Samadi of main contractor Farab give this account of work on Sri Lanka’s Uma Oya project, and steps taken to optimise performance on site
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Better below
Critics cite delays and cost overruns when new infrastructure is being considered and at the root of this is often construction impeded by issues with utilities. A new emphasis on underground utility engineering looks for ways to better cope with the urban subsurface, Nicole Robinson reports
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Good neighbor
Paola De Pascali spoke with Walsh/Shea Corridor Constructors about the challenges of the Metro Crenshaw/LAX Line in Los Angeles
Read moreLATEST NEWS
CREG TBMs accepted for Dubai stormwater tunnel
UAE – Two China Railway Engineering Equipment Group (CREG) EPB TBMs will arrive at the Dubai Deep Tunnel Storm Water System (DTSWS).
UAE – Two China Railway Engineering Equipment Group (CREG) EPB TBMs will arrive at the Dubai Deep Tunnel Storm Water System (DTSWS).
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Bangkok Orange Line TBM delivered
Thailand – Terratec has delivered a TBM for a series of tunnel drives in the Thai capital. The 6.39m-diameter EPBM will work on the first phase of Bangkok’s Orange Line.
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Brookville celebrates 100th anniversary
US – Brookville Equipment Corporation, designer and builder of powered, rail-mounted vehicles for the mining, freight and passenger railroad, and streetcar markets, celebrated its 100th Anniversary on Friday, August 3, with nearly 800 guests, employees, families of employees, friends, suppliers, and industry members in attendance for food, fun and games, equipment expositions, and facility tours.
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Bessac to supply safety gallery TBM
France – Bessac is going to supply a TBM to Vinci (Chantiers Modernes Construction) to construct a safety gallery for a rail tunnel in Meudon, west Paris. The machine, a 4.4m EPBM, will be delivered in September.
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VDOT selects bored tunnel for HRBT expansion
US – The Virginia Department of Transportation (VDOT) announced August 2 the Hampton Roads Bridge-Tunnel (HRBT) Expansion project will move forward with the bored-tunnel construction method to deliver the next connection across the Hampton Roads harbor.
LATEST FEATURES
Paola De Pascali visited worksites of the Nesima-Misterbianco and Stesicoro metro, which form part of the Circumetnea railway in Catania, Sicily
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Lidar down the line
Over the last decade, the geotechnical applications of LiDAR (Light Detection and Ranging) in tunnelling environments have become well publicised and has been reflected in its high demand from contractors, engineers and geologists worldwide. Here, Daniel Scully, pre sales monitoring engineer from geospatial technology supplier 3D Laser Mapping, discusses how this may impact on the sector
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Northside Excavation
Paola De Pascali speaks with City of Chicago engineers about the challenges of working in a dense residential area to build the Albany Park Stormwater diversion tunnel
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Carnwath road
Paola De Pascali met Ben Green, delivery manager for the West section of the Thames Tideway Tunnel and Ivor Thomas, tunnel manager for the joint venture of Bam Nuttall, Morgan Sindall and Balfour Beatty, which is coming to terms with the challenges of working in confined spaces at the Carnwath Road site for the Tideway project
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Quito Metro
Acciona, currently engaged in the construction of the Quito Metro, spoke with Alex Conacher regarding the project
LATEST Blogs
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The dirty “p” word
Cities aren’t built by engineers, they are built by those who step up and lead,” according to Sevaun Palvetzian CEO of Civic Action, a Toronto based non-profi t coalition to address the region’s social and economic future. Her sentiment, while true, is aimed at building inclusive leadership at the civic level, an effort that is laudable. However, it’s also a message the industry should take personally. More people from the engineering and construction fi elds, as well as science, medicine and other professional realms, need to be involved in politics at all levels from the local school board to the federal government.
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An Austrian Method
A joint venture led by Porr has been awarded a major contract on the largest tunnelling project in Austrian history, the Brenner Base Tunnel. The design-build consortium, which includes Porr, Hinteregger & Söhne Baugesellschaft, Società Italiana per Condotte d’Acqua, and Itinera will construct Lot BBT H51 Pfons-Brenner for around EUR 966M (USD 1.2bn).
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Look back to look forward
January marked 200 years since Marc Brunel patented the first tunnelling shield. The cover of this issue shows just how far the industry has come since he tunnelled under London’s river Thames, and further in the features illustrate the strides the industry has made over the last decades.
