SR 99 Alaskan Way Viaduct - March 2010 inspection and tour
WSDOT closed the SR 99 Alaskan Way Viaduct for its semiannual inspection on March 27 and 28, 2010, to ensure the structure remains safe for drivers.
In addition to structural inspections, WSDOT and the City of Seattle conducted maintenance and preservation work during this closure.

During the closure WSDOT led the public, elected officials and the media on tours of the viaduct.
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