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Project Title & Location
SR 543 - I-5 to Canadian Border - Additional Lanes for Freight
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Project Description
Constructs new lanes between Boblett Street and the Canadian border for a separate truck route to address congestion and safety issues on SR 543. Constructs a new interchange at "D" Street. There are currently two lanes. There will be four lanes when this project is completed.
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Recent Progress
Work on this project started on April 24, 2006. Most activities have focused on preparing the site for the upcoming shaft drilling operation. Over 1000 shafts will be placed, up to 80 feet deep, to support retaining walls and the new D Street Bridge going over SR 543.
Drilling of the shafts started on May 31, 2006 and is expected to continue throughout most of the year.
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Environmental Impacts / Compliance
An initial Environmental Assessment was completed with a finding of "no significant impact" issued in Sept. 2001. An update of the Environmental Assessment was completed in April of 2005. The update concluded that changes that ocurred since the original EA do not constitute a significant impact.
Environmental permit applications were submitted in December 2004 and were obtained just prior to advertisement. Stormwater systems will be upgraded to modern standards. Wetland impacts will be mitigated with a replacement area within the same drainage basin. All construction will be done utilizing Best Management Practices to minimize or elimate any impacts to the environment.
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Impacts to Traffic
Construction is currently ongoing and is planned to last through the summer of 2008.
One lane in each direction on SR 543 will be kept open through most of the construction. Access to the border will be provided at all times.
Closure of City of Blaine street crossings of SR 543 will be required during the improvement of this facility. The D Street closure is expected to occur later this summer and last for about 1 year. Other City crossing closures will not be allowed to occur during this closure.
Detours will be provided when short duration closures of SR 543 or intersections with SR 543 are required to facilitate construction.
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