Seattle Light-Rail Tunnel Likely to Break Ground This Year
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Viaduct Inspections Show Settlement Problems Long Before Tunneling
The Alaskan Way Viaduct tunneling project was in the news late last year when settlement of the Viaduct was reported during the dewatering efforts for the Bertha TBM rescue shaft. A recent post by WSDOT […]
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Bertha TBM Won’t Resume Drilling Until March 2015
Seattle Tunnel Partners released a new schedule this week for the repair of the damaged seals on the Bertha Tunnel Boring Machine. This revised schedule shows that the TBM won’t be digging again until March […]
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ASCE 2010 OCEA Award Finalist Projects Full of Geotechnical Engineering Challenges
I was reading the ASCE News, January edition which announced the 5 finalists for the 2010 Outstanding Civil Engineering Achievement (OCEA) Award and I was struck by the significant geotechnical engineering and geoengineering components of these projects. Read on as I highlight some of things hidden beneath the ground of these remarkable projects. […]