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September 30, 2019

Conn. firm gets $255M tunnel job

By JOURNAL STAFF

SEATTLE — The city of Seattle and King County last week awarded a $254.99 million contract to Lane Construction for the largest piece of the $570 million Ship Canal Water Quality project.

Most of the job involves construction of a 2.7-mile water storage tunnel near the Lake Washington Ship Canal. The nearly 19-foot-diameter tunnel will be built with a tunnel boring machine. It will be able to temporarily hold more than 29 million gallons of stormwater and sewage during heavy rains.


 
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