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Project Title & Location
I-5 - Roanoke Vicinity Noise Walls (Stage 1 and 2)
I-5 - Boston to Shelby Noise Walls (Stage 3)
Seattle
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Project Description
The project will build noise walls to reduce existing freeway-generated noise along I-5 in the Roanoke vicinity. The project is funded to complete design and construction.
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Contractor/Consultant
Stage 2 – Wilder Construction; Stage 3 – Perteet Engineering, Inc. and EnviroIssues
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Recent Progress
Stage 1 and 2 Construction:
Completed installation of noisewalls
Stage 3 Preliminary Engineering:
Engineering work for Stage 3 is 100% complete. Design and plans are in the final approval stage. The Stage 3 noise wall project is scheduled to be advertised for construction bids on March 31, 2008.
For a full description of the project, please visit the project Web page.
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Design Construction Impacts
Stage 1 and 2:
Construction is complete.
Stage 3:
Construction work is expected to begin in late spring of 2008. Lane restrictions and some modifications to local street traffic can be expected throughout the construction period. Details of these impacts will be finalized as plan preparation is completed.
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Environmental Impacts / Compliance
Stage 1 and 2:
Construction complete.
Stage 3:
Environmental documentation has been cleared. Noise Variance and Street Use permit requests have been submitted to the City of Seattle.
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Impacts to Traffic
There will be street and lane closures on location streets during construction. Metro service may be impacted temporarily. Street parking will be temporally prohibited to accommodate construction and movement of traffic.
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Milestones |
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Attained |
Milestone Outlook |
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Begin Preconstruction Engineering
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September 2003
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September 2003
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Preconstruction Engineering for this project is complete
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Environmental Document Complete
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June 2007
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June 2007
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All Environmental Documentation for this project is complete. This milestone date is for the Stage 3 project
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Right of Way Certification
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February 2008
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February 2008
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All Right of Way Certification for this project is complete. This milestone date is for the Stage 3 project.
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Advertisement Date
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March 2008
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This milestone date is for construction of the Stage 3 project.
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Operationally Complete
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March 2009
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Major construction on the Stage 3 project is scheduled to be completed in the spring of 2009. Landscape maintanance will continue for another two years.
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