Second Issue of International Journal of Geoengineering Case Histories [Official This Time]
Project Related
Alleghenny Tunnel Nearing Completion but Hurting for Money
Pittsburgh’s light rail expansion project dubbed the North Shore Connector Project has passed underneath the Allegheny River despite some earlier troubles. The cut and cover tunnel portion is complete, and the TBM bored portion of […]
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Hidden challenges of Highway 99 tunnel (Seattle’s Alaskan Way Viaduct Replacement)
The proposed tunnel to replace the seismically deficient Alaskan Way Viaduct in Downtown Seattle is no stranger to controversy. This article highlights recent discussions regarding the cost of the project. Washington Governor Chris Gregoire declared […]
Project Related
Devil’s Slide Breakthrough Video and Links
The “breakthrough” media event for CALTRANS’ Devil’s Slide Tunnel project was this past Friday. A large crowd of politicians, news crews and locals were on hand as a road-header broke through a shotcrete face in a ceremony to mark the completion of the excavation portion of the first of two tunnels. It will still be over a year until the tunnels are opened to traffic. The second tunnel is expected to breakthrough as early as this week. (Photo by SFGate.com)
Caltrans tunnel punch-through from Barry Parr on Vimeo.
The Video came from the Coastsider, the page also has comments from the videographer, Barry Parr, which offer a good perspective on the event.
Click on through for more links etc.