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Tunnelling attention in Europe this year has swung from the Alps, following completion of excavation on the world-beating 57km long Gotthard high speed rail tunnel, to the UK with a [...]

Ireland's Limerick Main Drainage scheme is a US$239M project that involves constructing some 48km of sewers of up to 2.82m diameter for Limerick City Council. The construction stage comprised 19 [...]

Constructing the 2.4km long, 3m i.d. Dartford Cable Tunnel under the River Thames has proved a testing experience for UK contractor Amec. T&TI editor, Tris Thomas, recently visited the site [...]

The Lower Engadin has always been a I rather remote region of the south east of Switzerland. During winters with strong snowfall access by road is difficult and costly to [...]

Terminal 5 is one of the largest construction developments in Europe today; with a monthly spend of about US$150.2M and a total estimated outturn cost of US$7.9bn. In 2008, Terminal [...]

The US$7.3bn Terminal 5 (T5) scheme at London Heathrow Airport, in the UK, is among the largest infrastructure projects currently being undertaken in Europe. The site of the new terminal [...]

The US$530M Cross City Tunnel is one of the most complex and challenging infrastructure projects undertaken in Sydney; Australia, with underground railway lines, building basements and services to be negotiated. [...]

Tunnelling Just Feet Below Busy Interstate To bore twin train tunnels near Atlanta, a microtunneling pioneer is relying on some state-of-the-art construction techniques, bolstered by a lot of old-fashioned teamwork. [...]

State to decide on West St. tunnel the state department of Transportation is expected to announce plans for the West Street/Route 9A tunnel early this week. The tunnel, originally proposed [...]

By Paul Fournier Testa Corporation demolishes '50s-era elevated highway as Big Dig opens Now that Boston's $14.6-billion Central Artery/Tunnel (Big Dig) has been opened to traffic, dozens of construction machines [...]

The first Crossrail TBM has finished tunnelling in London. Crossrail announced yesterday that TBM Phyllis had reached Farringdon, the central station, ending its drive from Royal Oak, the western portal. [...]

In Hong Kong, China, four options are under consideration for the $2 billion next stage of the Deep Tunnel Sewerage Syatem include a tunnel between North Point and Central which [...]

Homewood, Illinois had a stormwater H problem. For decades, a drainage basin in central Homewood experienced unacceptable ponding of stormwater, causing distress to its residents every time it rained. The [...]

At Zurich, in Switzerland a second underground station with four tracks is to be built beneath the central railway station, with a 4.8 km-long single-tube tunnel connection to Oerlikon in [...]

Tenders for Barcelona metro are expected in November, 2000. A 36.8 km-long, 9 in-diameter, twin-track, single-tube system with 37 stations is to be constructed as four sections, starring end-2001 and [...]

Twin-bore 2.64 km-long rock tunnels will be driven under the active runways beneath Minneapolis/St Paul airport, with NATM station to be excavated in limestone. An EPB machine with precast concrete [...]

FCC reports its involvement in the construction of the 11.6 km Caravia to Llovio stretch of the Autovia del Cantabrico dual carriageway in Spain with three tunnels of total length [...]

Union Railways, builders of the CTRL rail link from London, England to the Folkestone portal of the Channel Tunnel has released prequalification invitations for the manufacture of precast concrete segments [...]

Robin B. Dill [1] Daniel J. Dobbels [1] Geoffrey A. Hughes [2] The Narragansett Bay Commission (NBC) completed a Combined Sewer Overflow (CSO) Facilities Plan in 1993. This initial study [...]

Alaska WHITTIER ACCESS Kiewit Construction With the coming of summer, work on the sire starred full bore. The Portage access tunnel heat control work started with the installation of rock [...]

Atlantic City, New Jersey is considered to be the Las Vegas of the East, and the increasing numbers of casinos and hotels have dictated new areas for construction north of [...]

Mouchel of West Byfleet, Surrey, England reports that construction work has started on the Kohat Tunnel and Access Roads component of the Indus Highway, one of the main obstacles to [...]

The Bologna-Firenze high speed rail link is without doubt, in terms of scale, complexity and commitment of funds and human resources an undertaking of worldwide significance. The railway is under [...]

ACTION uses Godwin high volume, self-priming pumps to remove more than five million cubic meters of seawater to prepare a dry, open site for the construction of a sub sea [...]

The second tunnel contract awarded recently by SDCWA is the 1.12 mile long Olivenhain-Lake Hodges connection. In April 2005 a $34.5 million design-build contract was awarded to Kiewit Pacific. Two [...]

The process of construction of the longest railway tunnel in India began with the award of tender to a joint venture of Geoconsult of Austria and RITES Ltd. of India for the detail design and construction supervision works. The 11km Pir Panjal tunnel, comprising an access tunnel, north and south portals, will connect Qazigund and Banihal in the Himalayan state of Jammu and Kashmir. The design and construction of the tunnel cross-section with rounded sidewalls for a single rail line with a motorable road follows the principles of the new austrian tunneling method (NATM).

By mid-April 2004, excavation of the 16,194ft (3 mile) long 20ft diameter CS0 rock tunnel for the was complete--two-and-a-half months earlier than scheduled. Finishing works had staged and were progressing [...]

Dragados Construccion PO S.A. and Sacyr of Spain are ready to start building a railroad tunnel between Cordoba and Malaga using Mitsubishi/Robbins tunneling equipment.

SA Healy Co. Inc. The Fermi Lab' Project includes excavation of a 4,000lf tunnel in conjunction with underground halls and structures. Excavation will house new Department of Energy Linear Particle [...]

French contractor Vinci has been awarded a [euro]280 million contract to construct a 4km tunnel for the new Hong Kong Shatin to Central Link (SCL) mass transit line. The contract [...]

USA: The alignment for the Clearwater Program in Los Angeles, USA has been chosen. The tunnel only solution was selected in spring following the environmental impact report. A spokesman for [...]

The 3D geoscience computer modelling capabilities of Lynx Geosystems (Vancouver) have recently been applied to a geotechnical characterization for the Kungkuan Station and Tunnels contract Taipei, Taiwan. The project involves [...]

JJ Kraner was hired by bridge and tunnel experts Viacon to lift a 44.5m-long, 37t prefabricated tunnel into place on the outskirts of Copenhagen. A new road was being built [...]

The Thames Tunnel Commission (TTC)'s report on alternatives to the Thames Tideway Project's Thames Tunnel only continued the impasse with Thames Water. TTC chair Lord Selborne said, 'Our forensic analysis [...]

THE FIRST-EVER TBM DEPLOYED in Laos has achieved breakthrough at the Theun Hinboun Expansion project. In late November 2010, Italian contractor CMC di Ravenna celebrated the breakthrough of a 7.6m [...]

Abu Dhabi is to spend AED 4,000 million ($1,090 million) on a strategic investment programme to upgrade its sewerage network. Abu Dhabi Sewerage Services Company (ADSSC) is planning the scheme, [...]

Egypt's Arab Contractors (Osman Ahmed Osman & Company) has won three contracts in Saudi Arabia worth SR 493 million ($131 million). The largest, estimated at SR 329 million ($88 million), [...]

The first section of the A86 West tunnel in Paris, popularly called the missing link in the capital's ringroad, is to debut Europe's first large active protection system against tunnel [...]

In late October the much delayed Hindhead tunnel A3 trunk road improvements finally got the go ahead from the UK government. Stephen Ladyman, Transport Minister, announced on 27 October that [...]

Hot on the heels of Herrenknecht's historic first breakthrough on the transalpine Gotthard running tunnels, (T&TI, October, p6), comes the news that a second Herrenknecht TBM has holed through to [...]

On 19 October, the Eagle's Nest tunnel, part of the Route 8 (formerly Route 9) road scheme broke through in Hong Kong (T&TI June 2004, p6). A tunnel breakthrough ceremony [...]

Following the news late last year that the SNC-Lavalin/Serco consortium had been selected to build the 19.5km long Richmond Airport Vancouver Rapid Transit Project (RAVP) in Canada, documents filed by [...]