Events

April 18, 2017 to April 20, 2017
Innsbruck, Austria

EURO:TUN 2017 is the fourth conference of a series of successful ECCOMAS Thematic Conferences on Computational Methods in Tunneling, started in 2007 in Vienna and continued in 2009 and 2013 in Bochum.

June 4, 2017 to June 7, 2017
San Diego, USA

Every two years, industry leaders and practitioners from around the world gather at the Rapid Excavation and Tunneling Conference (RETC), the authoritative program for the tunneling profession, to learn about the most recent advances and breakthroughs in this unique field. Dr.

June 9, 2017 to June 15, 2017
Bergen, Norway

The International Tunneling and Underground Space Association (ITA) is the leading international organization promoting the use of tunnels and underground space through knowledge sharing and application of technology.

You are here

News

May 01, 2012

The detail in the Devil's Slide, Pacifica, CA, USA

On January 18, 2011, excavation of California Department of Transportation’s Caltrans) twin Devil’s Slide bores was successfully completed on State Route 1. This section of Route 1 is on an unstable mountainside that has a long history of road closures due to landslides.

October 05, 2010

Devil's Slide Tunnel breakthrough

After three years into excavation, crew members of contractor Kiewit Infrastructure West Co. and owner Caltrans holed through the Northbound Tunnel Top Heading at the North Portal of the Devil’s Slide Tunnels in Pacifica, CA on Friday October 1, 2010.They were joined by a cheering crowd of invited politicians, news crews and locals who followed the exciting event from the North Portal side during a big breakthrough ceremony.It was a gratifying moment when crews finally walked out through the hole and shook hands with the guests. The hole through is a major milestone for all parties involved in the project which broke ground on September 17, 2007 and is now one step closer to completion.

September 01, 2010

Bond Street Station Upgrade Project, London, UK

London’s Bond Street Tube Station provides access to one of the United Kingdom’s busiest shopping districts - serving tourists, residents and businesses in the area. The Station suffers from congestion caused by heavy passenger traffic from both entry/exit flows and those interchanging between services on the Jubilee and Central lines.

August 03, 2010

Bond Street Station Upgrade Project (BSSUP), London, UK

Bond Street Tube Station is a London Underground (LU) station situated in central London. The station serves as an interchange between the Central and Jubilee Lines.

Currently over 155,000 passengers use the station daily and with the completion of Crossrail in 2017, passenger numbers are expected to increase to 225,000.

August 03, 2010

Green Park Station step free access (SFA), London, UK

Green Park Tube station is a London Underground (LU) station situated in central London on the north side of Green Park. The station serves as an interchange between the Piccadilly, Victoria and Jubilee Lines.

The purpose of the project at Green Park is to provide the station with step free access between street level and all operational platforms via the enlarged ticket hall. The station, used by an estimated 25 million people annually, will thus become accessible for Tube passengers with disabilities and passengers with reduced mobility.

November 01, 2009
TunnelTalks.com By: Paula Wallis

Tunnel collapse in Albania closes highway

Dr. Sauer of Austria and Müller & Hereth of Germany to analyze technical issues in the tunnel. "The experts are now engaged in developing a plan to address permanent stabilization of the area.

Four months after its celebrated inauguration that brought together the Prime Ministers of two countries and hundreds of cheering public, partial collapse of a highway tunnel in Albania has delayed the opening of the project to traffic.

September 25, 2009

Devil's Slide Tunnel Update August 2009

Contractors at the Devil's Slide project are making progress. Recently, the two bridges connecting the North Portal with Highway 1 were completed and while probing and dewatering programs are implemented from the North Portal to mitigate groundwater inflows during the upcoming tunneling, two roadheaders constantly dig their way forward coming from the South.

September 16, 2009

Beacon Hill Station in operation

Exactly four years after excavation of the tunnels for the Beacon Hill Station began, Sound Transit celebrated the grand opening.

On July 18, 2009 officials from FTA, Sound Transit and the City of Seattle took part in the opening ceremony of Seattle's first line of the future light rail system. More than 90.000 riders joined them to experience the new service.
During the opening weekend they could enjoy free rides along the 14 mile Central Link Light Rail Train line between downtown Seattle and SeaTac International Airport with its 12 new stations.

August 28, 2009

Pajares Cavern Excavation Progress

The new Pajares Tunnel is a 25.7 km (15.5 mi) long railway tunnel connecting La Pola de Gordon in Leon with Telledo in Asturias
on the Alta Velocidad Espanola (AVE) high speed rail line fromValladolid to Gijon.

April 25, 2008

Devils Slide Update March 2008

Devil's Slide Tunnel in Early Stages of Excavation
Two 120-ton roadheaders are grinding through favorable ground conditions in the early stages of construction on the Devil’s Slide Tunnel.

Excavation on the Hwy 1 project south of San Francisco began November 2007 from the south portals.

Pages