Half-way milestone for TBM Bertha - TunnelTalk.com
Seattle Tunnel Partners completes a third round of routine maintenance as TBM Bertha passes the half-way mark on the way to a scheduled Summer 2017 breakthrough on the Alaskan Way Viaduct Replacement Tunnel.
Bertha bearing to get 86-tonne reinforcement - tunneltalk.com
Seattle Tunnel Partners, the construction joint venture of Dragados and Tutor Perini, announce TBM Bertha’s new main bearing assembly is to be reinforced with 86 tonne of new steel ribs and plates
Tbm Bertha Seattle Tunnel Talk - Image Results
More Tbm Bertha Seattle Tunnel Talk images
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.
tbm bertha seattle tunnel talk - Cutting Head
tbm bertha seattle tunnel talk. KAMY is the worldwide leader in manufacturing hydraulic cutters, road headers, tunnel support systems, ...
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.
Talk:Bertha (tunnel boring machine) - Wikipedia
Talk:Bertha (tunnel boring machine) ... The name of the tunnel boring machine is Bertha. ... Seattle Tunnel Partners sued to force insurers to payout on the $85 ...
Watch: Bertha breaks through Seattle waterfront tunnel ...
"There's going to be other days to talk about ... out what blocked Bertha, the tunnel boring machine making its ... breaks through Seattle waterfront tunnel.
Bertha’s builders: Tunnel borer started out ‘perfect’ | The ...
Bertha’s builders: Tunnel borer started out ‘perfect’ ... Seattle Tunnel Partners (STP ... a headache for me because I am in charge of the TBM business ...
How did we get here? A look back on Seattle’s tunnel machine ...
Bertha’s end could be near. The world’s largest tunnel-boring machine is on schedule to break into daylight this spring after a tumultuous dig under downtown Seattle that’s years behind schedule.
Alaskan Way Viaduct - Tunneling
The SR 99 Alaskan Way Viaduct, an elevated concrete structure built in the 1950s and vulnerable to earthquakes, is being replaced with a 1.7-mile tunnel running beneath downtown Seattle.