The Washington Department of Natural Resources (DNR) has released a new study regarding the tsunami impacts that would affect Metro Seattle in the event of an earthquake on the Seattle Fault. The last known earthquake […]
Malcolm Drilling is currently working on shoring for the foundation excavation of a new tower at Rainier Square in downtown Seattle. The structure will be a 58-story mixed-use skyscraper topping out at 850 feet, which […]
Terracon posted a new blog post about a unique hybrid soil nail and anchored soldier pile wall excavation support system for the Tower 12 Building project in Downtown Seattle. The project involves a 60-foot deep […]
Schnabel Engineering has opened a new office in the Pacific Northwest to service their dam engineering clients. Two dam engineers from their Greensboro, N.C. office relocated there to get it established. They have been working for […]
In honor of the GBA holding their Fall Meeting in Seattle, the City’s mayor, Edward B. Murray, has named October 14th Geoprofessionals’ Day. Pretty cool! [Source: The Geoprofessional Business Association (GBA). Image: GBA]
The Bertha tunnel boring machine has resumed chewing away beneath Seattle after a ‘suspension for cause’ order from WSDOT shut it down in January following two safety incidents. The BTM began tunneling with some conditions […]
The repaired cutterhead has been in the pit several weeks now, and the final three pieces of shielding for the Bertha TBM have been lowered into the access pit. Seattle Tunnel Partners team members will […]
This is a fantastic article by Kathryn Schulz for New Yorker Magazine on the seismic and tsunami hazards associated with the Cascadia Subduction Zone in the Pacific Northwest. Ms. Schulz paints a very vivid picture […]
The Bertha TBM just received a shipment of spare parts to repair the giant tunneling machine. The manufacturer decided to redesign the seal system to make it easier to access from the inside, if necessary. […]
There hasn’t been much to report recently for the Alaskan Way Viaduct Tunnel Project in Seattle. As you probably know, Bertha has not advanced since about December of 2013 after drilling through an abandoned steel […]
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