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stuck TBM

Worker clears sludge from Brightwater TBM
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Brightwater tunnel inches through toughest stretch toward finish

February 8, 2011 rockman Comments Off on Brightwater tunnel inches through toughest stretch toward finish

The massive 13-mile wastewater tunnel project known as Brightwater is approaching the final stretch of tunneling, but perhaps the most difficult. This portion of the project has already claimed one contractor’s slurry TBM and put […]

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