Seattle Light-Rail Tunnel Likely to Break Ground This Year
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Lovat TBM breakthrough imminent at Brightwater
Not too many details here since I am not a subscriber to their magazine, but it does appear to be some much needed good news for the King County, WA (Seattle area) Brightwater treatment plant […]
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Plan for Bertha Repair Submitted, Archaeological Surveys Underway
Seattle Tunnel Partners and WSDOT are moving forward with the plans to excavate a 120 foot deep shaft to repair the Bertha Tunnel Boring Machine. Unfortunately, there are archaeological issues since the project team did […]
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Boston’s Big Dig Finally Complete
The $14.8 billion project that has constructed a dizzying array of underground highways, bridges, ramps and tunnels in the middle of Boston has finally ended. The end of 2007 apparently was also the end of the Bechtel/Parsons Brinkerhoff joint venture that designed and built the project. More… (Photo by brewrat)