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Project Title & Location
SR 519/I-90 to SR 99 - Intermodal Access Project I/C Improvements
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Project Description
SR 519 is an important thoroughfare for cars, freight and pedestrians in Seattle's SODO district that connects I-90 and I-5 with the Port of Seattle and Colman Ferry Dock. Roadway congestion is increased by a railroad crossing. Phase 2 of this project will determine scope, design and construct additional improvements to reduce pedestrian, car and truck congestion and increase safety and freight mobility.
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Contractor/Consultant
Kiewit Construction
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Recent Progress
The Contractor installed drainage, signal bases, and has completed 60% of the paving at First and Atlantic. The Contractor submitted the Draft Hydraulic Report and 60% design plans and 90% foundation plans to the State. We have secured all of the right of way execept for the King County Ryerson Base parcel. The contractor's baseline schedule was accepted by the State.
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Design Construction Impacts
The construction of this project has been advanced by a year utilizing a design-build procurement method. Construction began mid-October 2008 and be substantially complete by June 2010. The WSDOT is administering the QA/QC for the First and Atlantic stage of construction.
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Environmental Impacts / Compliance
In January, high turbidity generated from the project site was documented and reported to the Department of Ecology per the NPDES permit. BMP measures were taken to correct the turbidity and protect the downstream catch basins. Also, quarry spalls were placed at the staging area access points to prevent track-out.
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Impacts to Traffic
The Construction schedule is compressed and the work is sequenced to minimize traffic and pedestrian impacts as well as major events at the adjacent facilities. MOT Task Force is attended by stakeholders and tracks any and all traffic impacts.
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