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seattle bertha tunnel route

Bertha (tunnel boring machine) - Wikipedia

Bertha was a 57-foot-diameter (17.4 m) tunnel boring machine built specifically for the Washington State Department of Transportation's (WSDOT) Alaskan Way Viaduct replacement tunnel project in Seattle.

Alaskan Way Viaduct - Follow Bertha

Follow Bertha Thank you for following Bertha. The SR 99 tunneling machine, nicknamed Bertha, has completed her work. For the latest tunnel progress, visit our new tracker page.

Alaskan Way Viaduct - Home

Getting the tunnel ready for drivers is a big task. Contractor Seattle Tunnel Partners must install and test thousands of components and 90 interconnected systems that are needed to safely operate the SR 99 tunnel.

PHOTOS: Sneak peek at Seattle's new mega tunnel - kuow.org

Seattle's SR 99 tunnel will have cellular phone service, sprinklers in case of fire and a pedestrian escape route.

VIDEO: A short history of how Seattle’s tunnel finally got ...

The Seattle region has been growing so fast, there are now 400,000 more people here than in 2009, when we agreed to replace the Alaskan Way Viaduct with a tunnel.

Alaskan Way Viaduct - Wikipedia

Alaskan Way Viaduct Map of the Seattle area with the Alaskan Way Viaduct highlighted in red Route information Maintained by WSDOT Existed April 4, 1953 (1953-04-04) – present Major junctions South end SR 99 (Marginal Way) in Industrial District North end SR 99 (Battery Street Tunnel) in Belltown Location Counties King Highway system State ...

Follow Bertha's breakthrough - The WSDOT Blog

The contractor Seattle Tunnel Partners began mining around 8 a.m. this morning. The tunneling machine Bertha will mine through the five-foot-thick concrete wall of the disassembly pit, an effort that is expected to take several hours.

The Bridge and Tunnel Club Encyclopedia of Cultural Detritus

Out of Town. 1 South Broadway, Camden, New Jersey 107 Bus To Newark, New Jersey 122 East Culver Street, Phoenix, Arizona

Tunnel Update - June 2017 - Tunnel Business Magazine

CALIFORNIA Los Angeles. Crenshaw/LAX / Walsh/Shea Corridor Constructors This $1.278 billion project for the Los Angeles Metropolitan Transportation Authority (Metro), being built by a joint venture of Walsh and Shea, is an 8.5-mile light-rail line that will run between the Expo Line on Exposition Boulevard and the Metro Green Line.

Building Materials & Construction - AREALBROOKLYNGIRL.COM

IBT Building Trades & Construction Division: The Teamsters Building Material & Construction Trade Division (BM&CTD) represents a wide variety of workers, including riggers, demolition workers, landscapers, pipeline construction workers, warehousers, and building supply manufactures.

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