September 16, 2009
Beacon Hill Station in operation

Sound Transit's Beacon Hill Station opened and went into service in mid July 2009 as part of Seattle's new light rail system between downtown Seattle and SeaTac International Airport.

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August 28, 2009
Pajares Cavern Excavation Progress

Rapid excavation takes place at the Pajares Tunnel. Contractor, Dragados is in the state of completing excavation for the Bifurcation East and the new Connection Tunnel.

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August 28, 2009
Devil's Slide Tunnel Update August 2009

New Bridges connect the North Portal with Highway 1 and tunnel excavation is halfway through.

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April 25, 2008
Devils Slide Update March 2008

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April 02, 2008
Dr. G. Sauer to present the 2008 William Barclay Parsons Technical Lecture

The ASCE Metroplitan section - Geotechnical group Invited Dr. G. Sauer to present the 2008 William Barclay Parsons Technical Lecture, the lecture will be held at the City University of New York Graduate Center-Recital Hall at 365 Fifth Ave, New York, NY on Thursday April 17, 2008. The lecture topic will be " Tunneling and Beyond".

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November 08, 2007
Devil’s Slide Tunnel Excavation Begins

Excavation is underway on what will be California’s longest highway tunnel. Read More

August 22, 2006
DSC, as Part of the NTP JV, Selected to Provide the SEM Design for University Link in Seattle, WA

Dr. Sauer Corporation (DSC), working as a subconsultant under the North Link Transit Partners Joint Venture (NTP JV), was selected as the SEM tunnel designer for the University Link Project in Seattle, WA. 

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August 18, 2006
SEM Mining and TBM Tunneling progress at Sound Transit's Beacon Hill Station

Construction is well under way at Sound Transit's Beacon Hill Station: Both shafts, the Main Shaft and the Ancillary Shaft have been constructed, and the Concourse Cross Adits North and South have been excavated. At present, tunneling of the Platform Tunnels is under way.

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July 31, 2006
ASCE Panel Recommends Tunneling through Tysons Corner

The Govenor of Virginia requested an independent panel of ASCE engineers determine the feasbility of a tunnel through Tysons Corner.  After a 90 day deliberation, the panel not only determined the tunnel option feasible, they stated the "tunnel option would provide greater positive long-term economic and business impacts than the aerial option".     

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July 15, 2006
URS/Dr. Sauer Corporation JV Awarded the Construction Inspection Services Contract for Devil’s Slide Tunnel

The URS/Dr. Sauer Corporation JV has been awarded the Construction Inspection Services contract for the Devil's Slide Tunnel Project in California.  The tunnel will be constructed using the New Austrian Tunneling Method (NATM).  

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